List of
Publications:
1.
T. Pehk, A.
Fomina, R. Veski, On the Influence of Catalysts to the Yield and
Composition of
Saturated Dicarboxylic Acids from the Oxidation of Oil Shale Kerogen by
Air and
Nitric Acid, Chemical and Oil Shale Industry, 1965(6), 21-22.
2.
E. Lippmaa,
T.
Pehk, J. Past, Carbon-13 Double Resonance Absorption Spectra of
Strained
Molecules, Proc.
Estonian Acad. Sci. Phys. Math., 1967, 16(3),
345-356.
3.
T. Pehk, E. Lippmaa,
S. Rang, O. Eisen, Carbon-13
Chemical Shifts of Normal Alkenes, Proc. Estonian Acad. Sci. Chem.
Geol.,
1967, 16(3), 351-354.
4.
T. Pehk, S. Rang, E.
Lippmaa, O. Eisen,
Carbon-13 Chemical Shifts of Normal Alkynes, Proc. Estonian Acad.
Sci. Chem.
Geol., E. Lippmaa, T. Pehk, Carbon-13 Chemical Shifts and
Electronic
Structure of Methylene Groups in Hydrocarbons, Kemian
Teollisuus,
1967, 24(12), 1001-1011.
5.
T. Pehk, E. Lippmaa,
The Carbon-13 NMR
Spectra and ω-MO Calculations of Methoxybenzenes, Proc. Estonian
Acad.
Sci. Chem. Geol., 1968, 17(3), 195-209.
6.
E. Lippmaa, T. Pehk,
Carbon-13 Chemical
Shifts of Substituted Normal Alkanes Proc. Estonian Acad. Sci.
Chem. Geol.,
1968, E. Lippmaa, T. Pehk, Carbon-13 Chemical Shifts of Geometrical
(cis-trans)
Isomers Proc. Estonian Acad. Sci. Chem. Geol., 1968, 17(3),
287-290.
7.
T. Pehk, E.
Lippmaa, Carbon-13 Chemical Shifts of Alicyclic Compounds Proc. Estonian Acad. Sci. Chem. Geol.,
1968, 17(3), 291-294.
8.
T.Pehk, S.
Rang, E. Lippmaa, O. Eisen, Carbon-13 Chemical Shifts of n-Dodecenes
and
n-Dodecynes Proc.
Estonian Acad. Sci. Chem. Geol., 1968, 17(3),
294-296.
9.
T.Pehk, S. Rang, O.
Eisen,
10.
O. Reutov,
T.
Shatkina, J. Leontjeva, E. Lippmaa, T. Pehk, Isomerisation of
Cyclohexyl Cation
in Acetolysis reactions of Cyclopentylcarbinyl-13C-p-toluenesulfonate
and p-nitrobenzenesulfonate Dokl. Akad. Nauk SSSR, 1968,
183(4),
846-849.
11.
V. Koptyug,
A.
Rezvukhin, E. Lippmaa, T. Pehk, Carbon-13 NMR Spectra and Excess
Positive
Charge Densities for Mesitylenonium ion Tetrahedron Letters,
1968,
4009-4012.
12.
J. Bondar,
A.
Fomina, T. Pehk, Analysis of Gas Mixtures Formed at the Oxidation of
the
Organic Constituent of Oil Shale Kukersite with Nitric acid and
Athmospheric
Oxygen, Proc. Estonian Acad.
Sci. Chem. Geol., 1969, 18(3),
237-241.
13.
M. Mägi, E.
Lippmaa, T. Pehk, S. Shevelev, V. Jerashko, A. Fainsilberg, 14N
and 13C
NMR Spectra of Anions from the Aliphatic Nitro Compounds, Izvestia
AN SSSR,
Khimia, 1969(3), 730.
14.
C. Rappe,
E. Lippmaa,
T. Pehk, K. Andersson, The Use of Carbon-13 Shifts in the structural
Determination of α,β-Unsaturated Acids, Acta Chemica Scandinavica,
1969, 23, 1447-1450.
15.
V. Koptyug,
E.
Lippmaa, A. Rezvukhin, T. Pehk,About the Distribution of Positive
Charge in
Arenonium Ions, Izvestia AN SSSR, Khimia, 1969(3), 285-289.
16.
A. Isajev,
T.
Jegorova, I. Shleider, E. Lippmaa, T. Pehk, V. Koptjug, Migration of 13C
label in 2,3,4,4,5,6-hexamethylcyclohexadienone-1-13C, Dokl.
Akad. Nauk SSSR, 1969, 189(6), 1258-1261.
17.
O. Reutov,
T.
Shatkina, E. Lippmaa, T. Pehk, A New Method for the Study of Molecular
Rearrangements with the Use of Carbon-13 Double Resonance NMR Spectra, Tetrahedron,
1969, 25, 5757-5760.
18.
G.
Engelhardt,
E. Lippmaa, T. Pehk, 13C-NMR-spectroskopische
Untersuchungen an
funktionell substituierten Alkanen, Journal für Praktische Chemie,
1970,
312,(5), 935-946.
19.
T. Pehk, E.
Lippmaa, N. Belikova, A. Plate, Carbon-13 NMR Chemical Shifts in the
Bicyclo[2.2.1]heptane and Bicyclo[2.2.1]-heptene Methyl and Methylene
Derivatives,
Dokl. Akad. Nauk SSSR, 1970, 195(4), 885-888.
20.
E. Lippmaa, T. Pehk,
J. Paasivirta,.N.
Belikova, A. Plate, Carbon-13 Chemical Shifts of Bicyclic Compounds, Organic
Magnetic Resonance, 1970, 2, 581-604.
21.
J. Siigur,
T.
Pehk, Ü. Haldna and E. Lippmaa, Basicity of Acetic Acid Studied by 13C
Nuclear Magnetic Double Resonance Method, Organic Reactivity,
1970, 7, 179-190.
22.
H.
Rosenberger,
M. Pettig, K. Madeja, T. Pehk, E. Lippmaa, Kernresonanz-untersuchungen
am
1.10-Phenanthrolin und seinen Komplex-verbindungen-IV: 13C-Resonanzen
des Freien und Protonierten 1.10-Phenanthrolins ,Organic Magnetic
Resonance,
1970, 2, 329-336.
23.
T. Pehk, E.
Lippmaa, The Carbon-13 Chemical Shifts of Hydroxybenzenes and
Hydroxydiphenyls,
Proc. Estonian Acad. Sci.
Chem. Geol., 1970, 19(4),
371-374.
24.
A.
Lovtsova, T.
Shatkina, O. Reutov, E. Lippmaa, T. Pehk, Cyclohexyl Cation
Isomerisation in
the Reactions of Cyclopentylcarbinol-1-13C and
Cyclopentylcarbinyl-1-13C-Chloride, Dokl.
Akad. Nauk SSSR, 1970, E. Lippmaa, T. Pehk,
K. Andersson, C.
Rappe, Carbon-13 Chemical Shifts of α,β-Unsaturated acids, Organic
Magnetic Resonance, 1970, 2, 109-121.
25.
E. Lippmaa, T. Pehk,
A. Buchachenko, S.
Rykov, Chemically Induced Dynamic Nuclear Polarization of 13C
Nuclei
in the Thermal Decomposition of Organic Peroxides, Chemical Physics
Letters,
1970, 5(8), 521-524.
26.
T. Pehk, Ü. Lille, E.
Lippmaa, L. Bitter,
Carbon-13 Chemical Shifts of Alkyl Resorcinols, Proc. Estonian
Acad. Sci.
Chem. Geol., 1970, 19(4), 283-288.
27.
E. Lippmaa, T. Pehk,
A. Buchachenko, S.
Rykov, Chemical Polarization of 13C Nuclei in Thermal
Decomposition
of Organic Peroxides, Dokl. Akad. Nauk SSSR, 1970, 195(3),
632-637.
28.
T. Shatkina, A.
Lovtsova, O. Reutov, E. Lippmaa, T. Pehk,Dehydration
of cyclopentyl carbinol-1-13C,
Izvestia AN SSSR, Khimia, 1970(3), 726.
29.
E. Lippmaa,
T.
Pehk, T. Saluvere, Chemical Polarization of 13C and 15N
Nuclei in Thermal Decomposition Reactions, Ind. Chim. Belge,
1971, 36(12),
1070-1071.
30.
T.Pehk, E.
Lippmaa, Carbon-13 Chemical Shifts of Monosubstituted Cyclohexanes, Organic Magnetic Resonance, 1971, 3,
679-687.
31.
M. Shemyakin, L.
Neiman, S. Zhukova, Y.
Nekrasov, T. Pehk, E. Lippmaa, Isotopic Study of dual Reactivity and
Tautomerism of Triad A=B-AX Systems- II: The Use of 13C for
the
Determination of Substitution Mechanisms in Allylic and
Methyleneazomethine
system, Tetrahedron, 1971, 27, 2811-2821.
32.
T. Pehk, E.
Lippmaa, V. Sevostjanova, M. Krayuschkin, A. Tarasova, 13C
NMR
Spectra of Adamantane Derivatives, Organic
Magnetic Resonance, 1971, 3, 783-790.
33.
E. Lippmaa,
T.
Pehk, A. Olivson, A. Sügis, Relaxation and Chemical Polarization of 13C
Nuclei, Magnetic Resonance and Related Phenoma, Proceedings of the
16th
Congress AMPERE, 1970, 309-311.
34.
G.
Engelhardt,
H. Jancke, M. Mägi, T. Pehk, E. Lippmaa, Über die 1H-, 13C- und 29Si-
NMR chemischen Verschiebungen einiger linearer verzweigter und
cyclischer
Methylsiloxanverbindungen, J. Organometal. Chem., 1971, 28,
293-300.
35.
N. Sysoyeva, E. Lippmaa, T. Pehk, A. Buchachenko,
NMR
Studies of Paramagnetic Complexes of Radicals with Organic Ligands
(III).
Paramagnetic Shifts of 13C Nuclei, Zh.
Strukt. Khim., 1972, 13, 419-423.
36.
N.
Belikova, I.
Gazuko, A. Platé, E. Lippmaa, T. Pehk, Dehydroxylation of
Alkylbicyclo[2.2.1]heptanols and Some Rearrangements of 7-Methylene-
and
7-Ethylidenebicyclo[2.2.1]heptanes, Zh. Org. Khim., 1972, 8,
1847-1852.
37.
A.
Lovtsova, T.
Shatkina, T. Pehk, E. Lippmaa, O. Reutov, Reaction of 1-13C-Cyclohexanol
with Hydrochloric Acid and the Lucas Reagent, Izvestia AN
SSSR, Khimia,
1972(3), 618-620.
38.
T.
Shatkina, A.
Lovtsova, E. Leontjeva, E. Lippmaa, T. Pehk, O. Reutov, Isomerization
of
Carbocations, Formed During Acetolysis of 5-Hexenyl-1-13C-benzenesulphonate
and Cyclopentylcarbinyl-13C-p-nitrobenzene-sulphonate
(with), Izvestia
AN SSSR, Khimia, 1972(2), 485.
39.
T. Shatkina, E.
Leontyeva, E. Lippmaa, T.
Pehk, O. Reutov, About the Influence of the Leaving Group on
Isomerization of
Carbocations, Formed in Arylsulphonate Solvolysis, Dokl. Akad. Nauk
SSSR, 1972,
203(4), 852-855.
40.
T.
Shatkina, E.
Leontyeva, E. Lippmaa, T. Pehk, O. Reutov, Acetolysis Reactions of
Cyclobutylcarbinyl-13C p-toluenesulphonate
and
Cyclobutyl-carbinyl-13C nitrobenzenesulphonate, Dokl.
Akad. Nauk SSSR, 1972, 207(5), 1144-1146.
41.
R.
Radeglia, G.
Engelhardt, E. Lippmaa, T. Pehk, K.-D. Nolte, S. Dähne, 13C-NMR—Chemische
Verschiebungen von Polymethinen. Elektronstruktur und
Lösungsmitteleinfluss, Organic Magnetic Resonance, 1972, 4,
571-576.
42.
E. Männik, A. Fomina,
T. Pehk, A. Männik,
About the Composition of Dimethyl Esters of Dicarboxylic Acids from the
Oxidation of Oil Shale Kerogen, Solid Fuel Chemistry, 1972(3),
142-144.
43.
E. Lippmaa, T. Pehk,
T. Saluvere, M. Mägi,
Chemical Polarization of 15N and 13C Nuclei in
Diazo
Coupling Reactions, Org. Magn. Resonance, 1973, 5(9),
441-444.
44.
E. Lippmaa, T. Pehk,
J. Paasivirta,
Carbon-13 Chemical Shifts of Substituted Nortricyclenes, Org. Magn.
Resonance, 1973, 5(6), 277-283 (1973).
45.
G.
Nikiforov,
Sh. Markaryan, L. Plekhanova, B. Sviridov, S. Rykov, V. Ershov, A.
Buchachenko,
T. Pehk, T. Saluvere, E. Lippmaa, CIDNP of 13C and 1H
Nuclei in the Reactions of Cyclohexadienone Carbenes, Org. Magn. Resonance
1973, 5(7), 339-342.
46.
T. Pehk, M. Alla, E.
Lippmaa, Relation
Between the Carbon Chemical Shifts and the J(CH) Spin-spin
Coupling
Constants, Org. Magn. Resonance, 1973, 5(7), 351-352.
47.
R.
Radeglia, W.
Storek, G. Engelhardt, F. Ritschl, E. Lippmaa, T. Pehk, M. Mägi, D.
Martin,
Struktur-Reaktivitätsuntersuchungen mit heterosubstituierten Nitrilen
(VII). 13C,
14N und 19F-NMR-Spektroskopische Untersuchungen
an
Verbindungen vom Typ Ar–X–CºN, Org. Magn. Resonance, 1973, 5(9), 419-422.
48.
E. Lippmaa, T.
Saluvere, T. Pehk,
A. Olivson, Chemical Polarization of 13C
and 15N Nuclei in the Thermal Decomposition of
Diazoaminobenzene (1,3-diphenyltriazene), Org.
Magn. Resonance, 1973,5(9),
429-436 (1973)
49.
N.
Belikova, M.
Ordubadi, A. Platé, T. Pehk, E. Lippmaa, Elimination Reactions of
Hydroxy-,
Tosyloxy- and Acetoxy-bicyclo[4.2.1]nonanes, Zh. Org. Khim., 1973, 9, 1855-1863.
50.
A. Lovtsova, T.
Shatkina, T. Pehk, E. Lippmaa, O. Reutov, Reaction of
Cyclobutylcarbinol-1-13C with Hydrochloric Acid and the
Lucas
Reagent, Izvestia AN SSSR, Khimia, 1973(5), 1183-1184.
51.
Ü. Lille,
T.
Purre, S. Doilov, T. Pehk, A. Murd, N. Kaydash, V. Vysotskaya, On the
Formation
of Alkyl Resorcinols by Thermal Decomposition of Baltic Oil Shale, Proceedings
of the Tallinn Technical University, Chemistry and Chemical Engineering,
1973, 332, 185-197.
52.
Ü. Lille, T. Pehk, H.
Kundel and L. Bitter,
Determination of a new group of compounds in oil shale oil phenols,
Proc.
Estonian Acad. Sci. Chem. Geol., 1973, 22(1), 86-88.
53.
Ü. Lille,
T.
Pehk, T. Purre, L. Bitter, Examination of the Structure of
Heavy Shale
Oil by Means of NMR Spectroscopy, Proc.
Estonian Acad. Sci. Chem. Geol., 1973, 22(1),
17-25.
54.
G.
Nikiforov,
Sh. Markaryan, L. Plekhanova, B. Sviridov, T. Pehk, S.Rykov, E.
Lippmaa, V.
Ershov, A. Buchachenko, Chemical Polarization of Nuclei in the
Reactions of
Cyclohexadienone Carbenes with Halogenated Organic Compounds, Izvestia
AN
SSSR, Khimia, 1974(1), 93-98.
55.
N.
Belikova, A.
Bobyleva, A. Kalinichenko, A. Platé, T. Pehk, E. Lippmaa, Addition
Reaction of
Acetic Acid to cis-2-ethylidenebicyclo[2.2.1]heptane, Zh. Org.
Chem.,
1974, 10(2), 239-246.
56.
N.
Belikova, A.
Bobyleva, A. Kalinichenko, A. Platé, T. Pehk, E. Lippmaa, Addition of
Acetic
Acid to Unsaturated Compounds of the Bicyclo[2.2.2]octane Series Zh.
Org.
Chem., 1974, 10(7), 1449-1454 (1974)
57.
T. Pehk, E.
Lippmaa, V. Baklan, T. Utotchka, A. Yurchenko, Comparison of Carbon-13
Chemical
Shifts in Bicyclo[3.3.1]nonane and Adamantane Derivatives, Proc. Estonian Acad. Sci. Phys. Math.,
1974, 23(4), 425-427.
58.
O. Kirret,
E.
Lippmaa, T. Pehk, 13C NMR analysis of polyamide fibers, Proc. Estonian Acad. Sci. Chem. Geol.,
1973, 23(3), 269-271.
59.
H. Lippmaa,
K.
Kiisler, T. Pehk, Investigation of Phenol- Formaldehyde
Polycondensation
Products with Spectroscopic Methods I, Proceedings of the Tallinn
Technical
University, Chemistry and Chemical Engineering, 1974, 356,
81-92.
60.
H. Lippmaa,
T.
Pehk, K. Kiisler, P. Christjanson, Investigation of Phenol-
Formaldehyde
Polycondensation Products with Spectroscopic Methods II
Polycondensation of
resorcinol and orcinol and the influence of caprolactam on their
structure, Proceedings
of the Tallinn Technical University, Chemistry and Chemical Engineering,
1974, 356, 93-107.
61.
H. Lippmaa,
T.
Pehk, K. Kiisler, P. Christjanson, Investigation of Phenol-
Formaldehyde
Polycondensation Products with Spectroscopic Methods III
Polycondensates of
resorcinol with N-hydroxymethylenecaprolactam, Proceedings of the
Tallinn
Technical University, Chemistry and Chemical Engineering, 1974, 356,
109-122.
62.
T.
Pehk,
A. Laht, I. Musajev, E. Kurashova, P. Sanin, Carbon-13 Chemical Shifts
of
Stereoisomeric Methylbicyclo[4.4.0]decanes, Neftekhimija, 1974,
14(4),
541-546.
63.
64.
T. Pehk, E.
Männik, A. Fomina, A. Laht, A. Männik, Determination of the Structures
of
Saturated Tricarboxylic Acids by the 13C NMR Spectroscopy, Solid
Fuel Chemistry, 1974(1), 102-107.
65.
T. Shatkina, L.
Lovtsova, T. Pehk, E. Lippmaa, O. Reutov, Investigation of the
reaction of 13C-labeled mercury cyclohexanoate with
cyclohexanoyl
peroxide, Dokl. Akad. Nauk SSSR, 1975, 220(1), 139-141.
66.
I.
Matveeva, I.
Sokolova, T. Pehk, Al. Petrov, Synthesis and
isomeric transformations of dimethylbicyclo[3.2.1]octanes,
Neftekhimiya, 1975, 15(1), 17-23.
67.
I.
Matveeva, I.
Sokolova, T. Pehk, Al. Petrov, Synthesis,
stereochemistry and isomeric transformations of 6,7-dimethylbicyclo[3.2.1]-octane,
Neftekhimiya, 1975, 15(5), 641-645.
68.
I.
Matveeva, I.
Sokolova, T. Pehk, Al. Petrov, Synthesis,
stereochemistry and isomeric transformations of 1,6
and
1,7-dimethylbicyclo[3.2.1]-octane, Neftekhimiya, 1975, 15(5),
646-652.
69.
S. Berman,
Yu.
Denisov, T. Pehk, Al. Petrov,
Stereochemistry and thermodynamic stability of spatial isomers of C12H18-C13H20
tetracyclic hydrocarbons,. Neftekhimiya,
1975, 15(6),
795-803.
70.
T. Pehk, A. Laht, I. Musaev, E. Kurashova, P.
Sanin, Chemical Shifts of carbon-13 nuclei of
dimethylbicyclo[4.4.0]decane
stereoisomers: 2,5-; 2,7-; 2,10-; 3,4-; 3,8-;
3,9-dimethylbicyclodecanes, Neftekhimiya,
1975, 15(3), 329-336.
71.
N. Vorobjeva, O.
Arefjev, T. Pehk, Yu. Denisov, Al. Petrov, On
the isomerization mechanism and kinetics of tricycloundecanes, Neftekhimiya,
1975, 15(5), 659-666.
72.
T. Pehk, E. Lippmaa, I. Sokolova, N. Vorobyeva, E.
Gervitch, A. Bobyleva, A. Kalinichenko and N. Belikova, Chemical shifts
of the
carbon-13 nuclei in bicyclo[2.2.2]octane derivatives, Zh. Org. Khim.,
1976, 12(6), 1201-1206.
73.
A. Yurchenko, M.
Novikova, E. Lippmaa, T. Pehk, Cycle expansion in 3-substituted derivatives
of homoadamantane, Zh. Org. Khim., 1976, 12, 2137-2141.
74.
T. Pehk, E. Lippmaa, E. Lukevic, L. Simchenko,
Nitrogen-containing organosilicon compounds (
75.
T. Pehk, H.
Kooskora, E. Lippmaa, V. Lysenkov, I. Bardyshev), 13C
chemical
shifts of alkylcyclohexenes, Izv. AN BSSR, Ser. Khim. Nauk 1976(2), 27-32.
76.
T. Pehk, H. Kooskora, E. Lippmaa, Carbon-13 chemical
shifts and conformations of dimethylcyclohexanols, Org. Magn.
Resonance,1976,
8(1),
5-10.
77.
E. Lippmaa,
T.
Pehk, N. Belikova, A. Bobyleva, A. Kalinichenko, M. Ordubadi, A. Platé,
Carbon-13 chemical shifts of bicyclo[3.2.1]octane and
bicyclo[2.2.1]heptane
derivatives), Org. Magn.
Resonance, 1976, 8,
74-78.
78.
J. Järv, T. Pehk, A. Aaviksaar, D.
Lobanov, N. Godovikov), The σ* constants
of ionic substituents, Izvestia AN
SSSR, Khimia, 1976(7),
1649-1650.
79.
G.
Kagramanova,
S. Pustil'nikova, T. Pehk, Yu. Denisov, Al. Petrov, Sesquiterpane hydrocarbons of petroleums, Neftekhimiya,
1976, 16(1), 18-22.
80.
E. Gervitch, I.
Sokolova, T. Pehk,
Al. Petrov, Synthesis, stereochemistry and
thermodynamic stability of C10H18 hydrocarbons
with the
bicyclo[2.2.2]octane sceleton Neftekhimiya, 1976, 16(4),
491-498.
81.
T. Pehk, A. Laht, I.
Musaev, E. Kurashova,
P. Sanin, Chemical shifts in carbon-13 nuclei of stereoisomers of
dimethylbicyclo[4.4.0]decanes (2,3-, 2,4-, 2,8-, and
2,9-dimethylbicyclo[4.4.0]decanes), Neftekhimiya, 1976, 16(5),
663-667.
82.
T. Pehk,
E. Lippmaa, Carbon-13 spin-lattice
relaxation in diastereoisomers, Magn. Reson. Relat. Phenom., Proc. 19th Congr. Ampere,
1976,
329-32.
83.
H. Lippmaa, T. Pehk, P. Christjanson, The
study of the
structures of phenol-formaldehyde polycondensation resins by
spectroscopic
methods. IV. Determination of the composition of chromatographic
fractions of
resorcinol polycondensates with N-(hydroxymethyl)caprolactam
1976, 405, 73-91.
84.
H. Lippmaa, T. Pehk, P. Christjanson, K.
Siimer, Reaction of
amidomethylation VI. Amidomethylation products of amines, Proceedings of
the
85.
H. Lippmaa,
T.
Pehk, P. Christjanson, Investigation of phenol-formaldehyde
polycondensation
products with spectroscopic methods V. Analysis and structure
determination of
chromatographic fractions of polycondensates of 5-methylresorcinol with
N-hydroxymethylcaprolactam, Proceedings of the Tallinn Technical
University,
Chemistry and Chemical Engineering, 1977, 427, 31-39.
86.
V. Chernyshov, T. Pehk, H. Rang, K. Lääts,
Study of ionic-catalytic
telomerization. XIV. Telomerization reaction of 2-chloro-trans-3-pentene
and 1-pentene, Zh. Org. Khim., 1977, 13(11), 2300-2304.
87.
T. Pehk,
H. Kooskora, E. Lippmaa, V. Lysenkov, G. Deshtshits, I.
Bardyshev, 13C
chemical shifts of bicyclo[4.1.0]heptane derivatives, Izv. AN
BSSR, Ser. Khim. Nauk, 1977(1), 96-103.
88.
A.
Bobyleva, N.
Dubitskaya, N. Belikova, T. Pehk, E. Lippmaa, A. Platé
5-Ethylidene-bicyclo[2.2.1]hept-2-ene addition reaction with organic
acids, Zh.
Org. Khim., 1977, 13(10),
2085-2092.
89.
N. Belikova, A.
Bobyleva, A. Dzigirchanova, T. Pehk, E. Lippmaa, 4‑Methylenebicyclo-[2.2.2]oct-2-ene
addition reaction with organic acids, Zh. Org. Khim., 1977, 13(9),
1898-1903.
90.
N.
Vorob'eva,
Z. Zemskova, T. Pehk, Al. Petrov,
Isomerization of tricyclododecanes, Neftekhimiya, 1977 17(1),
22-30.
91.
T. Shatkina, A.
Lovtsova, K. Mazel, T. Pehk, E. Lippmaa, O. Reutov, Ester formation in
the thermal decomposition of cycloalkylacetic acid peroxides Doklady
AN SSSR,
1977, 237(2), 368-370.
92.
H. Lippmaa, P.
Christjanson, T. Pehk, Investigation of phenol-formaldehyde
polycondensation products with spectroscopic methods VI. Gel
chromatographic
analysis of 5-methylresorcinol-formaldehyde polycondensates, Proceedings of
the
93.
V. Chernyshov, T. Pehk, H. Rang, K. Lääts,
About the composition of
the telomerization product of 2-chloro-trans-3-pentene with
1-hexyne,
Proc. Estonian Acad. Sci. Chem., 1978, 27(1), 42-43.
94.
T. Pehk, H. Rang, V. Chernyshov, A.
Erm and K. Lääts, Application of the carbon
nmr spectroscopy in the structure analysis of telomerisation products, Proc.
Estonian Acad. Sci. Chem., 1978, 27(3), 184-188.
95.
K. Lääts, V. Chernyshov, T.
Pehk, H. Rang and A. Erm, Telomerization of gem-dialkyl
and β-alkyl substituted 1-alkenes, Zh. Org. Khim., 1978, 14(5),
913-920.
96.
T. Saks, T. Pehk, H. Rang, A. Ivanov,
The composition of irone
synthesized by telomerization reaction Proc. Estonian Acad. Sci.
Chem.,
1978, 27(4), 230-234.
97.
N.
Belikova, S.
Lermontov, T. Pehk, E. Lippmaa, A. Platé, Oxymercuration-demercuration
of bridged unsaturated hydrocarbons, Zh. Org. Khim., 1978,
14(11),
2273-2280.
98.
N. Belikova, S.
Lermontov, T. Pehk, E. Lippmaa, A. Platé, Ionization dependence
in the addition direction of mercuric acetate to
5‑ethylidene-2-norbornene,
Zh. Org. Khim., 1978, 14(4), 884-885.
99.
Bobyleva,
A.
Dzigirhanova, N. Belikova, T. Pehk, E. Lippmaa, A. Platé, T.
Gubarevich,
Reaction of bicyclo[2.2.2]octa-2,5-diene with acetic acid Zh. Org. Khim., 1978, 14(5), 980-984.
100.
T. Pehk, E. Lippmaa, L. Lavrova, N.
Vinogradova, N. Klimova, M. Shmaryan and A. Skol'dunov, Use of 13C
NMR spectroscopy for the analysis of stereoisomeric 2,5-disubstituted
derivatives of adamantane, Zh. Org. Khim., 1978, 14(8),
1634-1640.
101.
E. Lippmaa, M. Alla,
T. Pehk, G. Engelhardt,
Solid state high resolution NMR spectroscopy of spin 1/2 nuclei (13C,
29Si, 119Sn) in organic compounds, J. Am.
Chem. Soc.,
1978, 100(6), 1929-1930.
102.
V.
Pestunovich,
S. Tandura, M. Voronkov, G. Engelhardt, E. Lippmaa, T. Pehk, V.
Sidorkin, G.
Zelchan, V. Baryshok,29Si NMR of Si-substituted
silatranes and
triethoxysilanes, Doklady AN SSSR, 1978, 240(4),
914-917.
103.
H. Oja, H Lippmaa T. Pehk, P. Christjanson,
Amidomethylation
reactions. X. Structure determination of
N,N',N"-[(1,3-dihydroxyphenyl)-2,4,6-trimethyl]-tri-ε-caprolactam
with spectroscopic methods, Proceedings
of the Tallinn Technical University,
Chemistry and Chemical Engineering,
1978, 459, 19-28.
104.
A. Erm, T. Pehk, K. Siirde, K.
Lääts, On
the composition of the synthetic citral Symp. Pap. of
11th IUPAC Int. Symp. Chem. Nat. Prod., 1978, 82-5.
105.
T. Pehk, Conformational analysis and carbon-13 spin
lattice relaxation in menthol isomers, Magnetic resonance and
related
phenomena. Proceedings of the XXth congress AMPERE, Springer, 1979,
p.496.
106.
T. Pehk, E. Lippmaa, V. Lysenkov, I. Bardyshev, 13C
NMR spectroscopy of terpenoids, related to menthane, Zh. Org. Khim.,
1979, 15(9), 1877-1887.
107.
E. Muks, S. Kabral,
A. Erm, T. Pehk, T.
Välimäe, K. Lääts, Study of
ionic-catalytic telomerization. XIX. Cotelomerization of
1-chloro-2-methyl-2-butene and 3-chloro-2-methyl-1-butene with
1-chloro-3-methyl-2-butene, Zh. Org. Khim., 1979, 15(11),
2249-2252.
108.
K. Siirde, T.
Välimae, T. Pehk, A. Erm, H. Rang, K. Lääts, Study of
ion-catalytic telomerization. XVIII. Composition of synthetic
6-methylcitral),
Zh. Org. Khim., 1979, 15(10),
2028-34.
109.
H. Rang, V.
Chernyshev, T. Pehk, A. Erm, K. Lääts, Study
of ionic-catalytic telomerization. XVI. Telomerization of 2-chloro-trans-3-pentene
with 2,3-dimethyl-1-butene, Zh. Org. Khim.,
1979, 15(4), 686-91.
110.
A. Erm, K. Siirde, T. Pehk, K. Lääts, Study of
ion-catalytic
telomerization. XVII. Composition of synthetic citral, Zh. Org. Khim.,
1979, 15(8), 1593-1598.
111.
N. Belikova, M.
Ordubadi, A. Bobyleva, I.
Dubitskaya, L. Loshkaryeva, T. Pehk, E. Lippmaa, A. Platé, Reduction and catalytic hydrogenation
of 1-methyl
and 1-ethyltricyclo[2.2.1.02,6]-heptan-3-one. Synthesis of 4-alkylbicyclo[2.2.1]heptan-2-ones, Zh. Org.
Khim.,
1979, 15(2), 320-327.
112.
I.
Sokolova, E.
Gervits, I. Matveeva, T. Pehk, Al. Petrov,
Synthesis, stereochemistry, and equilibrium ratios of 2,4-, 2,7-, and
3,9-dimethylbicyclo-[3.3.1]nonanes, Neftekhimiya,
1979, 19(2), 170-176.
113.
Sokolova,
I.
Matveeva, T. Pehk, Al. Petrov, Stereochemistry
and equilibrium ratios of stereoisomers of 1,9-dimethylbicyclo-[4.3.0]nonane,
Neftekhimiya, 1979, 19(2), 163-169.
114.
N. Belikova, S.
Lermontov, T. Skornyakova,
T. Pehk, E. Lippmaa, A. Platé, Solvent influence in mercuric acetate
addition
to 5‑ethylidenebicyclo[2.2.1]hept-2-ene and homologues, Zh. Org. Khim.,
1979, 15(3), 492-504.
115.
Sokolova, E. Gervits,
I. Matveeva, T. Pehk, Al. Petrov, Synthesis, stereochemistry, and
equilibrium ratios of 2,4-, 2,7-, and
3,9-dimethyl-bicyclo[3.3.1]nonanes, Neftekhimiya,
1979, 19(2), 170-176.
116.
A. Bobyleva, N.
Belikova, A. Kalinichenko,
A. Baryshnikov, N. Dubitskaya, T.
Pehk, E. Lippmaa, A. Platé, Acetic acid addition
to
2-vinylbicyclo[2.2.1]heptane, 5-vinylbicyclo[2.2.1]hept-2-ene and
1‑vinyltricyclo[2.2.1.02,6]heptane,
Zh. Org. Khim., 1980, 16(8), 1645-1653.
117.
118.
S. Lermontov, N.
Belikova, T. Skornyakova, T. Pehk, E. Lippmaa, A. Platé, Solvent effects in the
direction and rate of mercuric acetate addition to unsaturated
hydrocarbons, Zh.
Org. Khim., 1980, 16(11),
2322-2329.
119.
A. Bardyshev, I.
Kozlov, T. Välimae, T. Pehk, Hydroamination of L-camphor with
aliphatic nitriles, Izv. AN BSSR, Ser.
Khim. Nauk,1980(4), 71-76.
120.
A. Bardyshev, I.
Kozlov, T. Välimae, T. Pehk, Synthesis and study of the structure of new
N-substituted 2-methyl-5-(1-methylethyl)cyclohexylamines, Khimiya
Prirodnykh
Soedinenii, 1980(4), 546-553.
121.
S. Berman, T. Pehk, Al. Petrov, Stereochemistry and thermodynamic
stability of steric isomers of tetrahydrotricyclopentadiene, Neftekhimiya,
1980, 20(2), 180-182.
122.
G. C. Levy, T. Pehk,
123.
G. C. Levy, T. Pehk, P. R. Srinivasan,
Quantitative nitrogen-15
NMR spectroscopy, Organic Magnetic Resonance, 1980, 14(2),
129-132.
124.
Bardyshev, A.
Degtyarenko, T. Pehk, S.
Makhnach, Study of the properties and carbon-13 NMR spectra of
pinifolic acid
and its derivatives, Khimiya Prirodnykh Soedinenii, 1981(5),
568-572.
125.
N. Kozlov, T. Pehk,
T. Välimae, Reductive
amination of l-menthol by aliphatic nitriles, Khimiya
Prirodnykh
Soedinenii, 1981(3), 312-17.
126.
V.
Lysenkov, T.
Pehk, E. Lippmaa, T. Zheleznyak, 13C chemical shifts and
structure
of 6,6-dimethylbicyclo[3.1.1]heptane, Zh. Org. Khim.,
1981, 17(8), 1616-1626.
127.
N.
Vorob'eva,
Z. Zemskova, T. Pehk, Al. Petrov, Synthesis,
stereochemistry,
and isomeric transformations of tricyclo[7.4.1.02,6]tridecane,
Neftekhimiya, 1981, 21(4), 496-502.
128.
V. Zubenko,
N.
Vorob'eva, Z. Zemskova, T. Pehk, Al. Petrov, Equilibrium of cis-
and trans-isomers
of octahydrophenanthrenes as structural fragments of monoaromatic
steranes, Neftekhimiya,
1981, 21(3), 323-328.
129.
N.
Vorob'eva,
Z. Zemskova, T. Pehk, Al. Petrov, Synthesis,
stereochemistry, and isomeric transformations of
tricyclo[7.3.1.02,7]tridecane, Neftekhimiya, 1981, 21(5),
651-657.
130.
N. Belikova, V.
Arbuzov, T. Pehk, A. Bobyleva, A. Plate, Synthesis of exo-
and endo-(formyloxy)brexanes. Transannular cyclization in
reactions of
formic acid with cis-bicyclo[4.3.0]nona-3,7-diene,
Zh. Org. Khim., 1981, 17(11),
2457-2459.
131.
A. Bobyleva, N.
Belikova, S. Baranova, V.
Arbuzov, T. Pehk,
A. Plate,
Rearrangement of cis-bicyclo[4.3.0]nona-3,7-diene under the conditions
of
electrophilic addition. A simple method for the synthesis of
exo-brendan-2-ol
acetate, Zh. Org. Khim., 1981, 17(6),
1333-1334.
132.
A.
Bobyleva, N.
Dubitskaya, M. Bovina, T. Välimäe, T. Pehk, N. Belikova, A. Plate,
Reaction of
2,3-dimethylenebicyclo[2.2.1]heptane
with acetic acid, Vestnik Moskovskogo Universiteta, Seriya 2:
Khimiya,
1981, 22(4), 378-82.
133.
Bardyshev, A.
Degtyarenko, T. Pehk, G. Yankovskaya,
Properties and structure of diterpenoid acids of the pimarane and
isopimarane
series, Zh. Org. Khim., 1981, 17(12),
2568-73.
134.
T. Pehk, V.
Chernyshev, T. Välimäe, H. Rang,
K. Lääts, Use of carbon-13 NMR spectroscopy for determination of the
structure
and configuration of diastereoisomers of aromatic telomerization
products, Proc.
Estonian Acad. Sci. Chem., 1982, 31(4), 258-262.
135.
T. Pehk, T. Välimäe,
A. Samel, M. Lopp, Ü.
Lille, E. Lippmaa, 13C NMR spectroscopy of prostaglandins, Proc.
Estonian Acad. Sci. Chem., 1982, 31(2), 85-90.
136.
K. Lääts, V.
Chernyshev, T. Pehk, H. Rang,
A. Erm, Composition of the saponification product of a
2-methyl-2-butene-4-chloro-trans-2-pentene telomer monoadduct, Proc.
Estonian Acad. Sci. Chem., 1982, 31(2), 145-146.
137.
K. Lääts, H. Rang, V.
Chernyshev, T. Pehk,
Composition of the telomerization product of 1-chloro-3-methyl-2-butene
and
2,3-dimethyl-1-butene, Proc. Estonian Acad. Sci. Chem., 1982, 31(2),
147-148.
138.
N. Kozlov, T. Pehk,
Novel Beckmann
rearrangement of camphor oxime, Zh.
Org. Khim.,
1982, 18(5),
1118-19.
139.
L. F. Titova, Y. V.
Bazhanov, N. A.
Belikova, L. F. Lapuha, T. J. Pehk, E. T. Lippmaa, Structure of the
products
formed in thermal codimerization of butadiene with
methylcyclopentadienes, Zh.
Org. Khim., 1982, 18(4), 830-835.
140.
T. Pehk, S.
Pustil'nikova, N. Abryutina, G.
Kayukova, Al. Petrov, Carbon-13 NMR spectra of epimeric steranes, Neftekhimiya,
1982, 22(1), 21-9.
141.
Bardyshev, A.
Degtyarenko, T. Pehk, 8,13-Epoxylabd-14-en-19-oic
acid - a component of Pinus
silvestris needles, Khimiya Prirodnykh Soedinenii, 1982(4),
480-482.
142.
V. Lysenkov, T. Pehk,
A. Klyuev, T.
Zheleznyak, Stereochemistry of the nucleophilic replacement of chlorine
atom of
2-endo-bornyl chloride by an amino group, Zh. Org. Khim., 1982, 18(12), 2617.
143.
T. Pehk, A. Laht,
144.
N. Kozlov,
G.
Kalechits, T. Pehk, B. Udarov, Reductive amination of
4-methylcyclohexanol by
aliphatic nitriles, Zhurnal Obshchei Khimii, 1982, 52(10),
2332-2337.
145.
V. Arbuzov,
T.
Pehk, N. Belikova, A. Bobyleva, A. Plate, Hydroboration and
oxymercuration-demercuration of cis-bicyclo[4.3.0]nona-3,7-diene.
Synyhesis of cis-bicyclo[4.3.0]nonenones Zh. Org. Khim.,
1983, 19(2),
310-321.
146.
G.
Kalechits,
N. Kozlov, T. Pehk, T. Välimae, Reductive amination of cis-caran-trans-2-ol
by aliphatic nitriles and carbon-13 NMR of
reaction products, Zhurnal Obshchei Khimii, 1983, 53(1),
203-8.
147.
N. Kozlov,
T.
Pehk, T. Välimae, Terpene amines. III. Synthesis
and structure of N-cycloalkyl-1,7,7-trimethylbicyclo(2,2,1)heptyl-2-amines.,
Khimiya Prirodnykh Soedinenii, 1983(1), 41-6.
148.
149.
S. Shavyrin, I.
Bardyshev, T. Pehk, O.
Yur'eva, Study of the hydrochlorination of isoterpinolene and
saponification of
products formed during this process, Journal of Wood Chemistry
(Riga),
1983(4), 84-88.
150.
Tarakanova, S.
Baranova, T. Pehk, N.
Kolesnikov, N. Zefirov, Synthesis of (cyclopropylmethyl) cyclopropyl
ketone, Zh.
Org. Khim., 1984, 20(3), 652-653.
151.
M. Ordubadi, T. Pehk,
N. Belikova, T.
Rakhmanchik, A. Plate, Reduction of ketoximes with
bicyclo[2.2.1]heptane and
tricyclo[2.2.1.02,6]heptane structure, Zh. Org. Khim.,
1984, 20(4),
747-53.
152.
A. Bobyleva, N.
Dubitskaya, T. Pehk, N.
Belikova, Addition of acetic acid to 5-methylene- and
5-methyl-6-methylenebicyclo[2.2.1]hept-2-enes, Zh. Org. Khim.,
1984,
20(5), 1012-19.
153.
N.
Novikova, I.
Sokolova, T. Pehk, Al. Petrov,
Synthesis and structure of some dimethyl-substituted spiro[5.5]undec-8-enes
and -undeca-1,8-dienes, Neftekhimiya, 1984, 24(4),
475-81.
154.
S. Anfilogova, V.
Nigmatova, T. Pehk, N.
Belikova, D. Koptev, Transannular cyclization of
3-methyl-cis-bicyclo[4.3.0]nona-2,7-diene, 3-methyl- and 3,4-dimethyl-cis-bicyclo[4.3.0]nona-3,7-dienes.
Synthesis of 5-substituted brexanes. Zh. Org. Khim., 1984, 20(9),
1873-8.
155.
L. Tesfaye, S.
Anfilogova, N. Belikova, T.
Pehk, Noradamantane synthesis by brexane or brendane isomerization in
the
presence of acid catalysts, Neftekhimiya, 1984, 24(6),
773-778.
156.
V. Arbuzov, G.
Gevorkjan, T. Pehk, A.
Bobyleva and N. Belikova, Addition of organic acids to cis-bicyclo[4.3.0]nona-3,7-diene.
Synthesis of brexane and brendane derivatives, Zh. Org. Khim.,
1984, 20(6),
1226-1237.
157.
N.
Vorob'eva,
Z. Zemskova, T. Pehk, Al. Petrov,
Equilibrium composition and properties of epimers of cedrane, Neftekhimiya,
1985, 25(1), 3-7.
158.
A. Bobyleva, E.
Golubeva, N. Dubitskaya, T.
Pehk, N. Belikova, Synthesis of endo-4,exo-8-diiodobrexane
and endo-9-iodobrex-4-ene,
Zh. Org. Khim., 1985, 21(3),
680-681.
159.
Akhrem, A. Orlinkov,
V. Bakhmutov, P.
Petrovskii, T. Pehk, E. Lippmaa, M. Vol'pin, Study of the nature of the
complexes acetyl bromide-2-(aluminum bromide), acetyl
chloride-2-(aluminum
chloride), and acetyl chloride-2-(antimony(V) fluoride) using proton,
carbon-13, aluminum-27, fluorine-19, and oxygen-17 NMR, Doklady
Akademii
Nauk SSSR, 1985, 284(3), 627-631.
160.
N. Dubitskaya, E.
Khaibullina, T. Pehk, Yu.
Grishin,
161.
E. Mil'vitskaya, T.
Pehk, N. Pereslegina, A.
Tarakanova, A. Ivanov, Synthesis and thermal reactions of
bicyclo[n.1.0]alkenes
containing a methylenecyclopropane fragment, Zh. Org. Khim., 1985, 21(8), 1720-1732.
162.
G. Gevorkyan, N.
Belikova, A. Bobyleva, T.
Pehk, S. Anfilogova, V. Nigmatova, Yu. Osokin, Isomeric cis-bicyclo[4.3.0]nonadienes, Zh. Org. Khim., 1985, 21(8), 1732-1738.
163.
G. Gevorkyan, M.
Ordubadi, L. Tesfaye, T.
Pehk, N. Belikova, S. Anfilogova, A. N.; Bobyleva, Suitable method for
obtaining compounds of the brexane, brendane, and noradamantane series,
Zh. Org. Khim., 1985, 21(9),
1897-1904.
164.
E. Buinova, T. Pehk,
V. Lysenkov, N.
Yaremchenko, T. Sen'ko, Intramolecular cyclization of m-menthen-8-ols
by
mercuric acetate, Zhurnal Obshchei Khimii, 1985, 55(12),
2751-7.
165.
V. Lysenkov, T. Pehk,
G. Bazhina, Reaction
of 1,8-p-menthadiene with hydrogen chloride, Vestsi Akademii
Navuk
BSSR, Ser. Khim. Navuk, 1985(1), 60-64.
166.
V. I. Lysenkov, B. G.
Udarov, T. Pehk, Composition of hydrochloride products from the
reaction of
α-pinene with hydrogen chloride, Vestsi Akad. Navuk BSSR, Ser.
Khim.
Navuk, 1985(4), 62-66.
167.
N. G. Kozlov, T. Pehk,
T. Välimäe, M. D. Ordubadi, N. A. Belikova, Synthesis of
2-(α-alkylaminoethyl)bicyclo[2.2.1]heptanes and
2-(α-alkylaminoethyl)-bicyclo[2.2.2]octanes, Zh. Org. Khim., 1985, 21(12),
2511-2517.
168.
T. Välimäe, T. Pehk,
E. Lippmaa, M. Lopp, Ü.
Lille, 13C NMR spectroscopy of prostaglandins. 2.
Prostanoids with
oxygen at C9 and their intermediates, Proc. Estonian Acad. Sci.
Chem.,
1986, 35(3), 165-192.
169.
N.
Vorob'eva,
Z. Zemskova, T. Pehk, Al. Petrov, Diterpenoid tetracyclic hydrocarbons
of
petroleum, Neftekhimiya, 1986, 26(3), 291-7.
170.
N. B. Novikova, I. M.
Sokolova, T. Pehk, Al. Petrov,
Synthesis, stereochemistry and equilibrium
ratios of isomers of 1,6-, 1,7- and 1,8-dimethyl spiro[4.5]decanes, Neftekhimiya,
1986, 26(1), 3-11.
171.
M. D. Ordubadi, G. G.
Gevorkyan, T. Pehk, O.
V. Berezkina, Synthesis and reduction of tricyclo[4.3.0.03,7]nonan-5-one
oxime, Zh. Org. Khim., 1986, 22(1), 226-227.
172.
M.
Sokolova, T.
Pehk, S. N. Anfilogova, L. Tesfaye, N. Belikova, N. F. Dubitskaya,
Synthesis of
methyl homologs of brexane, brendane and noradamantane, Neftekhimiya,
1986, 26(2), 152-159.
173.
G. G.
Gevorkyan, M. D. Ordubadi, N. A. Belikova, T. Pehk, Ritter reaction of
2-norbornanols and 2-brendanols, Zh. Org. Khim., 1986, 22(9), 1885-1892.
174.
M. D. Ordubadi, G. G.
Gevorkyan, T. Pehk, O. V. Berezkina, N. A. Belikova, Synthesis and
reduction of
tricyclo[4.3.0.03,7]nonan-5-one, Zh. Org. Khim., 1986,. 22,
226-227.
175.
E. Kiirend, S. P.
Chumakova, T. Pehk,
Orientation of nematic amphiphilic systems based on
cetyltrimethylammonium
bromide in a magnetic field, Kristallografiya, 1986, 31(4),
732-735.
176.
N. Vorob'eva, T.
Pehk, Z. Zemskova, Al.
Petrov, Stereochemistry and relative thermodynamic stability of
perhydrochrysene epimers, Neftekhimiya, 1987, 27(6),
750-754.
177.
S. Degtyarenko, T.
Pehk, S. A. Makhnach, K.
F. Smirnova, Salts of 3-amino-2-hydroxypropyl pimarate and their
biological
activity, Vestsi Akad. Navuk BSSR, Ser. Khim. Navuk, 1987(5),
44-48.
178.
J. Schraml, J. Past,
J. Puskar, T. Pehk, E.
Lippmaa, R. Brezny, Assignment of Si-29 NMR lines and determination of
silicon-29-carbon-13 coupling constants in pertrimethylated lignin
related
phenol-carboxylic acids by selective heteronuclear INADEQUATE method, Collect.
Czech. Chem. Commun., 1987, 52(8), 1985-1991.
179.
V. Tarakanova, S. V.
Baranova, T. Pehk, O.
Dogadin, N. S. Zefirov, Syntheses based on cyclopropyl
cyclopropylmethylketone,
Zh. Org. Khim., 1987, 23(3), 515-521.
180.
N. Vorob'eva, Z.
Zemskova, T. Pehk, L. Golovkina, A. Petrov, The synthesis and
isomerization of
tetracyclo[6.2.2.02,703,6]tetradecanes, Neftekhimiya,
1988, 28(5), 606-612.
181.
A. Matveeva, A. Y.
Kolesnikov, T. Pehk, A.
A. Petrov, Synthesis and isomeric transformations of
methyl(1,2-cyclopentane)phenatrenes, Neftekhimiya, 1988, 28(3),
298-302.
182.
Al. Petrov, T. Pehk,
N. Vorob'eva, Z. Zemskova, Identification of some novel tetracyclic
diterpene
hydrocarbons in petroleum, Org. Geochemistry, 1988, 12(2),
151-156.
183.
S. Degtyarenko, T.
Pehk, V. I. Lysenkov,
Synthesis of halogen-containing esters based on salts of resin acids,
Vestsi Akad.
Navuk BSSR, Ser. Khim. Navuk, 1988(5), 59-62.
184.
E. Arak, A. Raal, T.
Pehk, U. Mäeorg, The
ingredients of Matricaria Discoidea - geranylisovaleriate, trans-β-farnesene
and herniarin, Khim. Prirod. Soed.,
1988(6),
804-806.
185.
E. Lukovskaja, A.
Bobyleva, T. Pehk, N.
Dubitskaja, I. Petrushenkova and N. Belikova, The iodine reaction with
cis-bicyclo[4.3.0]nona-3,7-diene. The synthesis of tricyclo[4.3.0.03,7]nona-4,8-diene
(brexa-4,8-diene), Zh. Org. Khim., 1988, 24(7),
1457-1463.
186.
T. Pehk, E. Lippmaa,
J. Schraml, O. Pihar,
M. Minarik, J. Hirsch, H. Knobloch, S. Datta, Isolation and structure
of a new
oligosaccharide formed as a byproduct during the preparation of
commercial
lactulose, Carbohydr. Res,. 1988, 177,
43-50.
187.
I. Koppel, V. Eiber,
J. Koppel, T. Pehk,
Chemical shifts of 1H, 79Br, 17O, 13C
and 14N in aqueous solution of Bu4NBr, Organic
Reactivity, 1988, 25(1), 58-76.
188.
M. Lopp, A. Paju, P.
Niidas, T. Välimäe, T.
Pehk, Ü. Lille, Reaction of lithium alkynyltrifluoroborate reagents
with 2,3
epoxy-6-oxabicyclo/3.3.0/octan-7-ol. Synthesis of 13,14-didehydro
analogs of prostaglandin F2α, Zh.
Org. Khim., 1989, 25(11), 1312-1321.
189.
M. Lopp, A. Paju, T.
Pehk, Ü. Lille, The
chemoselective addition of alkynyl lithium/boron trifluoride diethyl
ether
reagents to 2,3-endo-epoxy-6-oxabicyclo-[3.3.0]octan-7-ol:
a short route to PgF2α derivatives, J. Chem. Res., Synop.,
1989, 7,
210-211.
190.
R. Jäälaid, T. Pehk,
T. Kanger, M. Lopp, Ü.
Lille, Chiral sulfoxides from dithioketal of
bicyclo/3.2.0/hept-2-en-6-one and
its epoxide, Proc. Estonian Acad. Sci. Chem., 1989, 38(2),
133-134.
191.
N. S. Vorob'eva, T.
Pehk, Z. K. Zemskova, A.
A. Petrov, Stereochemistry of vicinal perhydroindacene and
perhydrotriphenylene, Neftekhimiya, 1989, 29(5),
658-664.
192.
E. Lukovskaja, A.
Bobyleva, T. Pehk, N.
Dubitskaja, I. Petrushenkova, N. Belikova, The synthesis of
tricyclo[4.3.0.03,7]nona-4,8-diene
(brexadiene) from the reactions of cis-bicyclo[4.3.0]nona-3,7-diene
with
iodine, Zh. Org. Khim., 1989, 24(7), 1457-1463.
193.
A. Bobyleva, E. V.
Lukovskaya, T. Pehk, N.
F. Dubitskaya, N. A. Belikova, Iodination of cis-bicyclo[4.3.0]nona-3,7-diene
in various solvents. Synthesis of functionally substituted 2-aza-tricyclo[5.2.2.04,8]undecenes, Zh.
Org. Khim.,
1989, 25(8), 1671-1677.
194.
S. N. Anfilogova, V.
A. Andreev, T. Pehk, N. A. Belikova, Hydrogenisation of 3,4-dimethyl-cis-bicyclo[4.3.0]nona-3,7-diene,
Zh. Org. Khim., 1989, 25(7), 1436-1442.
195.
G. Gevorkyan, M.
Ordubadi, T. Pehk, N.
Belikova, The synthesis of amines of brexane, brendane and
noradmanatane, Zh.
Org. Khim., 1989, 25(7), 1421-1428.
196.
A. Bobyleva, I.
Petrushenkova, E.
Lukovskaya, T. Pehk, N. Dubitskaya, N. Belikova, The Ritter reaction of
unsaturated hydrocarbons with norbornane and brexane sceletons, Zh.
Org.
Khim., 1989, 25(7), 1428-1436.
197.
S. Degtyarenko, T. I.
Pehk, T. A. Pereguda,
K. F. Smirnova, V. I. Lysenkov, Synthesis and pesticide activity of
thiocyanates based on diterpene alcohols and acids, Vestsi Akad.
Navuk BSSR,
Ser. Khim. Navuk, 1989(4), 50-53.
198.
E. V. Buinova, T.
Pehk, N. G. Yaremchenko,
T. L. Sen'ko, Synthesis and carbon-13 NMR spectra of terminal
derivatives of cis-p
and -m-methanes, Zh. Org. Khim., 1989, 25(3), 510-517.
199.
K. N. Zelenin, V. V.
Alekseev, T. Pehk, O.
B. Kuznetsov, Synthesis of 3-thio-1,2,4-triazine
derivatives from biacetyl and 4-substituted thiosemicarbazides, Khim.
Geterotsikl. Soedin., 1989, 9,
1288.
200.
T. Pehk, M. Haga, H.
Vija, E. Lippmaa, High
field 2D NMR spectroscopy of amanitin isomers, Magn. Reson. in Chemistry, 1989, 27, 173-183.
201.
H. Timotheus, T.
Pehk, U. Maeorg, M. Karro,
V. Eiber, Regioselectivity of aldol condensation reactions and
stereochemistry
of β-hydroxy ketone reduction products, Zh. Org. Khim., 1989, 25(11),
2295-2301.
202.
E. Grüner, J. Arro,
T. Pehk, V. Sadovskaya,
Composition of heavy neutral oil of kukersite shale, Oil Shale,
1989, 6(1),
77-88.
203.
I. Martin, J. Anvelt,
T. Pehk, Ü. Lille,
Copper (II) bromide utilization in the synthesis of 15-keto-Pgβ1,
Synthetic Communications, 1990, 20(17), 2597-2605.
204.
R. Jäälaid, M. Lopp,
T. Pehk, Ü. Lille,
Optically active synthones for the prostaglandin synthesis, Zh.
Org. Khim.,
1990, 26(11), 2355-2360.
205.
N. Vorob'eva, T.
Pehk, Z. Zemskova, A. Petrov,
Dicadinanes - pentacyclic triterpenoic hydrocarbons of petroleum, Neftekhimiya,
1990, 30(4), 435-439.
206.
V. Nigmatova, V.
Andreev, T. Pehk, N.
Belikova, A. Bobyleva, S. Anfilogova, N. Dubitskaya, G. Karosa, New
possibilities for transannular cyclisation of 1,5-dienes in Ritter
reaction, Zh.
Org. Khim., 1990, 26(12), 2552-2565.
207.
K.N. Zelenin, V.V.
Alekseev, T.Y. Gabis,
S.I. Yakimovitch, T. Pehk, Ring-chain tautomerism of
thiocarbohydrazones, Tetrahedron
Lett., 1990, 31(27), 3927-1930.
208.
E. S. Gankina, O. I.
Kurenbin, E. E. Kever,
I. Malakhova, B. G. Belenkii, E. Lippmaa, T. Pehk, Absolute method of
determination of molecular weight distribution of oligomers based on
HPTLC and
high resolution NMR, J. Planar Chromatogr.-Mod.TLC, 1990, 3(1-2),
68-72.
209.
K. N. Zelenin, O. V.
Solod, V. V. Aleksejev,
T. Pehk, O. B. Kuznetsova, P. B. Terent'ev, A. G. Kagarandishvili,
Synthesis of
pyrazole, 1,3,4-thiadiazole and 1,2,4-triazole derivatives by the
condensation
of 1,3-diketones with thiosemicarbazide derivatives, Khim. Heteroc.
Soed.,
1990(9),
1260-1270.
210.
211.
A. A.
Bobylyova, N. F. Dubitskaya, A. V. Khoroshutin, T. I. Pehk, N. A.
Belikova, The
reactions of brexadiene - a new norbornene-like caged diene, Tetrahedron Letters, 1991, 32(44),
6429-6432.
212.
M. Lõhmus, V.
Vahemets, I. Järving, N.
Samel, Ü. Lille, T. Pehk, Preparative separation of natural
prostaglandins E, Preparative
Chromatography, 1991, 1(3), 279-300
213.
Phan Lien Chau, T.
Pehk, A. V. Tarakanova,
A. V. Anisimov, Fhan Tong Son, Tsan Duc Quan, Stereochemistry of
Diels-Alder
reaction of Z-β-ocimene with some dienofiles, Vestn. Mosk. Univ.,
1991, 32(1), 72-77.
214.
I. Martin, J. Anvelt,
T. Pehk, Ü. Lille, The
synthesis of 16,16-dimethyl-15-keto-prostaglandin B1 oligomers, Tetrahedron,
1991, 47(24), 3999-4006.
215.
E. V. Lukovskaja, A.
A. Bobyleva, T. Pehk, N.
A. Belikova, Reaction of cis-bicyclo[4.3.0]nonadienes with
bromine and
mixed halogens, Zh. Org. Khim., 1991, 27(2), 345-353.
216.
S. Anfilogova, V.
Andreev, T. Pehk, N.
Belikova, Anomalic iodination and iodochlorination of 3,4-dimethyl-cis-3,7-bicyclo[4.3.0]nonadiene,
Zh. Org. Khim., 1991, 27(7), 1450-1458.
217.
M. Lopp, T. Kanger,
A. Müraus, T. Pehk, Ü.
Lille, Synthesis of a novel four carbon chiron- (R)-1-tert-butyldimethylsilyl-3,4-epoxy-but-1-yne,
Tetrahedron Asymmetry, 1991, 2(10), 943-944.
218.
T. Pehk, A.
E.Petrenko, A. M. Aleksandrov,
A. E. Sorocinskii, V. G. Golovatôi, V. Kuhar, Bromo and hydroxy
derivatives of
tetracyclo[6.3.0.04.1105.9] undecane-2.7-dione, Zh.
Org. Khim., 1991, 27(12), 2560-2566.
219.
T. Pehk, M. Haga, H.
Vija, E. Lippmaa, 2D
NMR spectroscopy of amanitin isomers, Toxicon, 1991, 29,
294.
220.
M. Lopp, G. Kobzar,
M. Bergmann, T. Pehk, A.
Lopp, T. Välimäe, M. Viigimaa,Ü. Lille, Synthesis and anti-aggregative
activity
of novel ω-achiral carba-analogues of prostacycline, Eur. J. Med.
Chem.,
1992, 27, 155-159.
221.
L. Grehn, U.
Bondesson, T. Pehk, U.
Ragnarsson, Synthesis of C-13 and N--15 labelled tert-butoxycarbonyl
glycines and glycine amides as precursors and simple models of
backbone-labelled peptides, Chem. Communications, 1992,
1332-1333.
222.
T. Kanger, M. Lopp,
A. Müraus, M. Lõhmus, G.
Kobzar, T. Pehk, Ü. Lille, Synthesis of a novel, optically active
15-nonstereogenic carbaprostacyclin, Synthesis,
1992(10), 925-926.
223.
T. Kanger, M.
Liiv, T. Pehk, M. Lopp, Highly stereoselective synthesis of the new
propargylic
epoxyde: 3R,4S-1-tert-butyl-trimethylsilyl-3,4-epoxy-1
-pentyne, Synthesis,
1993(1), 91-93.
224.
R. Koljak, T. Pehk,
I. Järving, M. Liiv, A.
Lopp, K. Varvas, A. Vahemets, Ü. Lille, N. Samel, New antiproliferative
9,11-secosterol from soft coral GERSEMIA FRUTICOSA, Tetrahedron
Letters, 1993, 34(12), 1985-1986.
225.
I. Järving, M.
Lôhmus, K. Valmsen, T. Pehk,
M. Liiv, Ü. Lille, N. Samel, Identification of
1a,1b-dihomo-2,3-didehydro-PGE2 in
ram seminal vesicles, Natural Product Letters, 1993, 2(2),
111-114.
226.
L. Grehn, T. Pehk, U.
Ragnarsson, Synthesis
and spectroscopic properties of C-13 and N-15 labelled tert-butoxycarbonyl
glycines, Acta. Chem. Scand., 1993, B47(11),
1107-1111.
227.
T. Pehk, E. Lippmaa,
M. Lopp, A. Paju, B. C.
Borer, R. J. K. Taylor Determination of the absolute configuration of
chiral
secondary alcohols; New advances using C-13 and 2D NMR
spectroscopy, Tetrahedron:
Asymmetry, 1993, 4(7), 1527-1532.
228.
K. Varvas, J.
Järving, R. Koljak, A.
Vahemets, T. Pehk, A.-M. Müürisepp, Ü. Lille, N. Samel, In vitro
biosynthesis of prostaglandins in the White Sea soft coral GERSEMIA
FRUTICOSA: Formation of optically active PGD2, PGE2, PGF2α and
15-keto
PGF2α from arachidonic acid, Tetrahedron Letters, 1993, 34(22),
3643-3646.
229.
M. Alexandrov, R. P.
Kashyap, T. Pehk, A.
Petrenko, W. H. Watson, Synthesis of 1-substituted
12-oxahexacyclo[7.2.1.02,8.03,7.04,11.06,10]-dodecanes
and their transformation into pentacyclo[6.3.0.02,6.03,10.05,9]-
undecane derivatives, J. Org. Chem.,1993, 58,1831-1834.
230.
H. Rang, T. Pehk, S.
Viitmaa, K. Lääts,
Synthesis and fragrant characteristics of methylpentenol
5-oxa-derivatives, Proc.
Estonian Acad. Sci. Chem., 1993, 42(2), 83-86.
231.
E. Muks, I. Lõiveke,
T. Pehk, Participation
of the 5-alkoxy group in allylic cation stabilization: Conversion into Z-isomers,
Tetrahedron Letters, 1993, 34(29),4717-
4718.
232.
V. A. Andrejev, I. V.
Bahtin, E. V.
Lukovskaja, T. Pehk, A. A. Bobôleva, S. N. Anfilogova, N. A. Belikova,
Iodination and chlorination methyl-substituted cis-bicyclo[4.3.0]-nona-3,7-dienes,
Neftekhimia, 1993, 33(6), 156-163.
233.
M. Aleksandrov, T. J.
Pehk, A. E. Petrenko,
W. H. Watson, Accessible Route to 4-Substituted "Bird-Cage"
Hydrocarbon Derivatives, J. Org. Chem., 1994, 59(13),
3709-3711.
234.
M. Aleksandrov, S. A.
Bourne, M. Krawiec, T.
Pehk, A. E. Petrenko, W. H. Watson, New Route to
4,4,6,7-Tetrasubstituted
Pentacyclo-[6.3.0.02,6.03,10.05,9]-undecanes,
Tetrahedron,
1994, 50(29), 8597-8602.
235.
M. Lopp, A. Lopp, A.
Paju, Ü. Lille, T.
Pehk, Synthesis and antiproliferative activity of 15- oxo
prostaglandins:
contribution of the ω-chain enone group to cytotoxicity, Bioorganic
@
Medicinal Chemistry Letters, 1994, 4(14), 1739-1744.
236.
A. Paju, T. Pehk, Ü.
Lille, M. Lopp, Novel
and short synthesis of 16,16-dimethyl-6-oxo-prostaglandin-E1,
Journal
of Chem. Research, Synopsis, 1994, 132-134.
237.
A. Paju, T. Pehk, Ü.
Lille, M. Lopp, Novel
and short synthesis of 16,16- dimethyl-6-oxo- prostaglandin-E1,
Journal
of Chem. Research, Microfiche, 1994 0821-0830.
238.
K. Varvas, R. Koljak,
I. Järving, T. Pehk,
N. Samel, Endoperoxide pathway in prostaglandin biosynthesis in
the soft
coral Gersemia fruticosa, Tetrahedron Letters ,
1994, 35(44),
8267-8270.
239.
V. B. Nigmatova, Yu.
V. Zaitsev, S. N.
Anfilogova, T. I. Pehk, N. A. Belikova, On the transformations of
bicyclo[4.3.0]non 3 en 7 yl cation, Zh. Org. Khim., 1994, 30,
686-691.
240.
A. Paju, A. Soone, T.
Pehk, M. Lopp,
Synthesis of ω-Saturated 7 Oxabicyclo-[2.2.1]heptane Analogues of
Thromboxane A2, Tetrahedron, 1995, 51,
10561-10570.
241.
M. Aleksandrov, M.
Krawiec, T. Pehk, A.
Petrenko and W. H. Watson, Rearrangement of a trishomocubane
derivative.to
tetracyclo[6.3.0.02,6.03,10]undece-4-ene, Structural
Chemistry, 1996, 7(1), 73-77.
242.
T. Pehk, E. Kiirend,
E. Lippmaa, U.
Ragnarsson, General approach to measure-ments of pKa differences by 13C
NMR
spectroscopy, J. Chem. Soc., Perkin Trans. 2, 1996, 2351-2357.
243.
M. Lopp, A. Paju, T.
Kanger, T.Pehk,
Asymmertic Baeyer-Villiger oxidation of cyclobutanones, Tetrahedron
Letters,
1996, 37(42), 7583-7586.
244.
A. Bobylyova, A. V.
Khoroshutin, E. V.
Lukovskaya, T. Pehk, N. A. Belikova, Addition of dibromocarbene to
tricyclo[4.3.0.03,7]nona-4,8-diene (brexadiene). Synthesis
of exo-4,5,10, exo-11-tetrabromotricyclo[5.4.0.03,8]-undeca-5,9-diene,
Mendeleev Commun., 1996, 112-113.
245.
V. A. Andrejev, V. B.
Nigmatova, S. N.
Anfilogova, A. A. Bobylyova, T. Pehk, N. A. Belikova, Synthesis of
heterocyclic
cage compounds via the cyclisation of
1,2,4-trimethyl-4-isopropenylcyclohexene,
Khimia Geterocycl. Soed.,
1996, 754-759.
246.
V. A. Andrejev, S. N.
Anfilogova, E. V.
Lukovskaja, A. A. Bobylyova, T. Pehk, N. A. Belikova, Rearrangements of
1,9-dimethyl-5-brexyl carbonium ion, Vestnik MGU, 1996, 526-532.
247.
K. Truus, M. Vaher,
H. Kukk, T. Pehk, A.
Kollist, Gelling galactans of red algae from the Baltic Sea, 1996, Proc.
Estonian Acad. Sci. Chem., 1996, 45(1/2), 15-29.
248.
O. Parve, I.
Vallikivi, L. Lahe, A. Metsala,
U. Lille, V. Tõugu, H. Vija, T. Pehk, Lipase catalyzed enantioselective
hydrolysis of bicyclo[3.2.0]heptanol esters in supercritical carbon
dioxide, Bioorg.
& Medicinal Chem. Lett., 1997, 7(7), 811-816.
249.
T. Pehk, E. Kiirend,
250.
O. Parve, I.
Vallikivi, A. Metsala, Ü.
Lille, V.Tõugu, P. Sikk, T. Käämbre, H. Vija, T. Pehk, Lipase-Catalyzed
Enantioselective Hydrolysis: Interpretation of the Kinetic Results in
terms of
Frontier Orbital Localisation, Tetrahedron, 1997, 53,
4889-4900.
251.
M. Lopp, A. Paju, T.
Kanger, T. Pehk, Direct
asymmetric α-hydroxylation of β- hydroxyketones, Tetrahedron
Letters, 1997, 38(28), 5551-5554.
252.
A. Uri, T. Pehk,
Synthesis and structural
characterization of conjugates of adenosine and tetra-aspartate, Novel
analogs
of ATP, Bioorganic & Medicinal Chemistry Letters, 1997, 7(17),
2159-2164.
253.
K. Truus, M. Vaher,
A. Usov, T. Pehk, A.
Kollist, Gelling galactans from the
algal
community of Furcellaria lumbricalis and Coccotylus truncatus
(the
254.
V. Khoroshutin, A. A.
Bobylyova, T. I. Pehk,
V. S. Kuz'min, N. A. Belikova, Addition of dichlorocarbene to
tricyclo[4.3.0.0 3,7]nona-4,8-diene,
Russian Chemical Bulletin, 1997, 46, 1430-1433.
255.
O. Parve, M. Aidnik,
Ü. Lille, I. Martin, I.
Vallikivi, L. Vares, T. Pehk, The tetrahydropyranyl protected mandelic
acid: a
novel versatile chiral derivatising agent, Tetrahedron: Asymmetry,
1998,
9, 885-896.
256.
M. Vaher, K. Truus,
I. Taure, I. Leito, L.
Lahe, U. Kallavus, T. Pehk, Composition and structure of summary
polysaccharide
from the red alga Furcellaria lumbricalis, Proc. Estonian
Acad. Sci. Chem.,
1998, 47(2), 51-59.
257.
A. Kuusksalu, J.
Subbi, T. Pehk, T.
Reintamm, W. E. Müller, M. Kelve, (2'-5')-oligoadenylate synthetase in
marine
sponge: Identification of its reaction products, Eur. J. Biochem.,
1998,
257(2), 420-426.
258.
A. Kuusksalu, J.
Subbi, T. Pehk, T.
Reintamm, M. Kelve, (2'-5')oligoadenylate
system in
marine sponges, Eur. Cytokine Netw., 1998, 9, 326.
259.
T. Kanger, P. Niidas,
A.-M. Müürisepp, T.
Pehk, M. Lopp, Synthesis of chiral epoxyalkynes, Tetrahedron:
Asymmetry,
1998, 9, 2499-2508.
260.
T. Kanger , K.
Kriis, A. Paju, T. Pehk, M. Lopp, Asymmetric oxidation of
cyclobutanones:
Modification of Sharpless catalyst, Tetrahedron: Asymmetry,
1998, 9
, 4475-4482.
261.
R. Jäälaid, I.
Järving, T. Pehk, Ü. Lille,
First partial synthesis of a 9,11-secosterol with modified side chain, Proc.
Estonian Acad. Sci. Chem., 1998, 47(4), 196-199.
262.
R. Koljak, A. Lopp,
T. Pehk, K. Varvas, M.
Müürisepp, I. Järving, N. Samel, New cytotoxic sterols from the soft
coral GERSEMIA
FRUTICOSA, Tetrahedron, 1998, 54,.179-186.
263.
O. Parve, I. Järving,
I. Martin, A. Metsala,
I. Vallikivi, M. Aidnik, T. Pehk, N. Samel, Lipase-catalysed acylation
of
prostanoids, Bioorganic & Medicinal Chemistry Letters,
1999(9),1853-1858.
264.
U. Mäeorg, T. Pehk,
U. Ragnarsson, Synthesis
of substituted hydrazines from triprotected precursors, Acta
Chemica
Scandinavica, 1999, 53, 1127-1133.
265.
K. Siimer, T. Pehk,
P. Christjanson, Study
of the structural changes in urea-formaldehyde condensates during
synthesis, Macromol.
Symp. 1999, 148, 149-156.
266.
R. Aav, O. Parve, T.
Pehk, A. Claesson, I.
Martin, Preparation of highly enantiopure stereoisomers of
1-(2,6-dimethylphenoxy)-2-aminopropane (mexiletine), Tetrahedron:
Asymmetry,
1999, 10, 3033-3038.
267.
A. Bobylova, S. N.
Anfilogova, N. A.
Belikova, T. Pehk, A. V. Anisimov, The addition of sulfur dichloride to
bicyclo[2.2.1]hept-2-ene and to bicyclo[2.2.2]oct-2-ene, Sulfur
Letters,
1999, 22(2), 51-55.
268.
A. Paju, T. Kanger,
T. Pehk, M. Lopp,
Asymmetric oxydation of 1,2-cyclopentanediones,
Tetrahedron
Letters, 2000, 41(35), 6883-6887.
269.
R. Aav, T. Kanger, T.
Pehk, M. Lopp,
Synthesis of the AB-Ring of 9,11-Secosterols,
Synlett,
2000(4), 529-531.
270.
K. Valmsen, I.
Järving, W. E. Boeglin, K.
Varvas, R. Koljak, T. Pehk, A. R. Brash, N. Samel, The origin of 15R-prostaglandins
in the Carribean coral Plexaura homomalla: molecular cloning
and
expression of a novel cyclooxygenase, Proc. Natl. Acad. Sci. USA,
2001, 98,
7700 – 7705.
271.
O. Tšubrik, P. Burk,
T. Pehk, U. Mäeorg,
Conformational analysis of 1-acetyl-2-methylhydrazine, Journal of
Molecular
Structure: THEOCHEM, 2001, 546(1-3), 119-125.
272.
R. Jäälaid, I.
Järving, T. Pehk, O. Parve,
Ü. Lille, Short synthesis of novel 9,11-secosterols, Natural
Product Letters,
2001, 15(4), 221-228.
273.
M. Lopp, A. Paju, T.
Kanger, K. Kriis, K. Ilmarinen,
T. Pehk, Asymmetric oxidation of ketones, Proc. Estonian Acad. Sci.
Chem.,
2001, 50(3), 124–137.
274.
R. Aav, T. Kanger, T.
Pehk, M. Lopp,
Oxidation of substituted bicyclo[4.4.0]-decen-3-ones, Proc. Estonian
Acad.
Sci. Chem., 2001, 50(3), 138–146.
275.
K. Ilmarinen, K.
Kriis, A. Paju, T. Pehk, M.
Lopp, Synthesis of new N-tetrasubstituted derivatives of R,R –
tartaric
acid and their use as chiral ligands in oxidation catalysts, Proc.
Estonian
Acad. Sci. Chem., 2001, 50(3), 147–155.
276.
K. Kriis, T. Kanger,
T. Pehk, M. Lopp,
Synthesis of (2S, 2S’)-Bimorpholine, Proc. Estonian Acad.
Sci. Chem.,
2001, 50(3), 173–179.
277.
V. Allikmaa, M. Eek,
T. Pehk, M. Lopp, A
convenient method for the construction of the imidazolone ring
in the synthesis of benzamidine derivatives, Proc. Estonian Acad.
Sci. Chem.,
2001, 50(3), 180–185.
278.
J. Peterson, V.
Allikmaa, T. Pehk, M. Lopp,
Fragmentation of PAMAM dendrimers in methanol, Proc. Estonian Acad.
Sci.
Chem., 2001, 50(3), 167–172.
279.
L. Villo, A. Metsala,
O. Parve, T. Pehk, Chemical versus
enzymatic acetylation of
α-bromo-ω-hydroxyaldehydes: decyclization of hemiacetals by lipase, Tetrahedron
Letters, 2002, 43, 3203-3207.
280.
T. Kanger, K. Kriis,
T. Pehk, A.-M.
Müürisepp, M. Lopp, Asymmetric synthesis of novel C2-symmetric
bimorpholines, Tetrahedron:
Asymmetry, 2002, 13, 857-865.
281.
A. Paju, T. Kanger,
T. Pehk, M. Lopp, Direct
asymmetric α-hydroxylation of 2-hydroxymethyl ketones, Tetrahedron,
2002, 58, 7321-7326.
282.
Ü.
283.
E. O. Kiirend, S. P.
Chumakova, T. J. Pehk,
Lamellar polymorphism in multi-component lyotropic amphiphilic systems
based on
alkyltrimethylammonium bromide detergents, Crystallography Reports
(Kristallografiya), 2002, 47, 914-921.
284.
P.Christjanson, K.
Siimer, T. Pehk, I. Lasn,
Structural changes in urea-formaldehyde resins during storage, Holz
als Roh-
und Werkstoff, 2002, 60, 379-384.
285.
A. Paju, T. Kanger, T.
Pehk, A.-M. Müürisepp, M. Lopp,
Asymmetric Oxidation of 3-Alkyl-1,2-cyclopentanediones;
286.
J. Peterson, V.
Allikmaa, J. Subbi, T. Pehk,
M. Lopp, Structural deviations in poly(amidoamine)
dendrimers: a MALDI-TOF MS analysis, European Polymer Journal,
2003, 39,
33-42.
287.
T. Kanger, K.
Ausmees, A.-M. Müürisepp, T.
Pehk, M. Lopp, A comparative study of the synthesis of C2-symmetric
chiral 2,2’- biaziridinyls, Synlett, 2003(7),1055-1057.
288.
Ü. Lille, I. Heinmaa,
T. Pehk, Molecular
model of Estonian kukersite kerogen evaluated by 13C MAS
NMR
spectra, Fuel, 2003, 82, 799-804.
289.
A. Paju, T. Kanger,
T. Pehk, R. Lindmaa,
A.-M. Müürisepp, M. Lopp, Asymmetric oxidation of 3-alkyl-1,2-cyclopentanediones.
Part 2: Oxidative ring cleavage of 3-alkyl-1,2-cyclopentane-diones:
synthesis of 2-alkyllactone acids, Tetrahedron: Asymmetry,
2003, 14(11),
1565-1573.
290.
A. Paju, T. Kanger,
O. Niitsoo, T. Pehk,
A.-M. Müürisepp, M. Lopp Asymmetric oxidation of 3-alkyl-1,2-cyclopentanediones.
Part 3: Oxidative ring cleavage of 3-hydroxyethyl-1,2-cyclopentanediones:
synthesis of hydroxylactone acids and spirodilactones, Tetrahedron:
Asymmetry, 2003, 14(16), 2393-2399.
291.
T. Reintamm, A. Lopp,
A. Kuusksalu, T. Pehk,
M. Kelve, ATP N-glycosidase, A novel ATP-converting activity from a
marine
sponge Axinella polypoides, Eur. J. Biochem., 2003, 279,
4122-4132.
292.
A. Paju, T. Kanger,
T. Pehk, M. Eek, M.
Lopp, A short enantioselective synthesis of homocitric acid-γ-lactone
and
4-hydroxy-homocitric acid-γ-lactones, Tetrahedron, 2004, 60,
9081-9084.
293.
A. Metsala, E. Usin,
294.
I.
Vallikivi,
I. Järving, T. Pehk, N. Samel, V. Tõugu, O. Parve, NMR monitoring of
lipase-catalyzed reactions of prostaglandins: preliminary estimation of
reaction velocities. Journal of Molecular Catalysis B: Enzymatic
(2004), 32(1-2), 15-19.
295.
K. Siimer,
T.
Kaljuvee, P. Christjanson, T. Pehk,, Changes
in curing behaviour of aminoresins during storage, Journal of
Thermal Analysis and Calorimetry, 2005, 80(1), 123-130.
296.
R. Aav, T. Kanger, T.
Pehk, M. Lopp,
Unexpected reactivity of ethyl 2-
(diethylphosphono)-propionate
toward 2,2-disubstituted-1,3-cyclopentanediones,
Phosphorus,
Sulfur, and Silicon and the Related Elements, 2005, 180(7),
1739-1748.
297.
T.
Kanger,
K. Raudla, R. Aav, A.-M. Müürisepp, T. Pehk, M.
Lopp, Synthesis and Derivatization of Bis-nor Wieland-Miescher Ketone, Synthesis,
2005 (18), 3147-3151.
298.
I. Vallikivi
, L. Fransson, K. Hult, I. Järving, T. Pehk, N. Samel, V. Tõugu,
L.
Villo, O. Parve, The Modelling
and kinetic investigation of the lipase-catalysed acetylation of
stereoisomeric
prostaglandins. Journal of Molecular
Catalysis B: Enzymatic (2005), 35(1-3), 62-69.
Patents:
1.
Rang,
H.; Chernyshev, V. O.; Erm, A.; Pehk, T.; Lääts, K.
3-Methyl-1-phenyl-
and -1-(methylphenyl)-4-hexen-1-ols and their acetates as perfumes.
U.S.S.R. 1979, CODEN: URXXAF
SU 685658
2.
Dubitskaya,
N. F.; Belikova, N. A.; Bobyleva,
A. A.; Pehk, T.; Lippmaa, E.; Plate, A. F.
5-Methyl-6-methylene-2-norbornene. U.S.S.R.,1980,
CODEN:
URXXAF SU 718448
3.
Bardyshev,
4.
A. S. Degtyarenko, T.
Pehk, A. Malama, L.
Kalatskaja, A. Lukašik, V. Talapin, V. Stelmah, 3-amino-2-hydroxypropyl
esters
of isopimaric acid as antimicrobic agents.
Abstracts
of Scientific meetings:
1.
E. Lippmaa,
T. Pehk, J. Past,
M. Mägi, T. Saluvere, The use of heteronuclear double
resonance and 13C,
14N, 15N and 17O NMR for
determination of
molecular structures, Abstracts of papers
presented at the 25 Years of Paramagnetic Resonance Jubilee
Conference in
Kazan University 24-29 June 1969, p. 165-166.
2.
O. A. Reutov, E.
T. Lippmaa, T.
N. Shatkina, T. I. Pehk, E. V. Leontyeva, A new 13C
NMR method for the study of molecular rearrangements, All-Union
Symposium Mechanisms of Heterolytic Molecular Rearrangements,
Erevan, April 23-29, 1969, p. 41.
3.
I. Arro,
E. Lippmaa, T. Pehk,
U. Pihlak, Charge transfer studies in enzyme molecules, Abstracts of the Symposium on Regulation of
Enzyme Systems, Tallinn, 5-6 Oct. 1972, p. 3.
4.
E. T. Lippmaa, T.
J. Pehk, T.
A. Saluvere, Chemical polarization of 15N and 13C
nuclei in diazo coupling reactions, Abstracts
of the International Symposium on Chemically Induced Dynamic
Polarization of
Nuclei and Electrons, Tallinn, 13‑16 Aug. 1972, p. 54-55.
5.
E. T. Lippmaa, T.
A. Saluvere, T.
J. Pehk, A. I. Olivson, Chemical polarization of 15N
and 13C
nuclei, Abstracts of the International
Symposium on Chemically Induced Dynamic Polarization of Nuclei and
Electrons, Tallinn,
13‑16. Aug. 1972, p. 56-58.
6.
G. A. Nikiforov,
L. G. Plehanova,
S. V. Rykov, V. V. Ershov, A. I. Buchachenko, T.
J. Pehk,
E. T. Lippmaa, CIDNP of 1H and 13C nuclei in
the
reactions of cyclohexadienone carbenes, Abstracts
of the International Symposium on Chemically Induced Dynamic
Polarization of
Nuclei and Electrons, Tallinn, 13‑16. Aug. 1972, p. 60-61.
7.
T. Pehk, E.
Lippmaa, A. F. Platé,
N. A. Belikova, A. A. Bobyleva, 13C chemical
shifts in
bicyclo[3.2.1] derivatives, Abstracts of
the XIth European Congress on Molecular Spectroscopy, Tallinn 1973,
p. 135.
8.
E. O. Kiirend,
T. I. Pehk, E.
T. Lippmaa, 13C NMR studies of the
cetyltrimethylammonium-hexyl
alcohol-water system, Abstracts of the
III All-Union Conference on Liquid Crystals and Applications,
Ivanovo 1975.
9.
T. J. Pehk, E.
T. Lippmaa, N.
S. Vorobyeva, A. A. Petrov, 13C NMR spectroscopy
of bi-
and tricyclic naphthenes with five-membered cycles, III All-Union
Conference, Stereochemistry and Conformational Analysis in
Organic and Petrochemical Synthesis, Abstracts, Baku-Sumgait 1976,
p. 5-6.
10.
T. J. Pehk, A.
H. Laht, E.
T. Lippmaa, I. A. Musayev, E. H. Kurachova,
Structure-conformational 13C NMR analysis of
bicyclo[4.4.0]decane
methyl derivatives, III All-Union
Conference, Stereochemistry and Conformational Analysis in Organic and
Petrochemical synthesis, Abstracts, Baku-Sumgait 1976, p. 25-26.
11.
T. J. Pehk, V.
V. Salum, E.
T. Lippmaa, Calculation of the 13C chemical shifts and
conformations of aliphatic compounds, Abstracts
of the All-Union Conference Use of Computing Machinery in Molecular
Spectroscopy, Novosibirsk 1977, p. 66.
12.
N.
A. Belikova, A. A. Bobyleva, N. F. Dubitskaya, S.
A. Lermontov, T. J. Pehk, E. T. Lippmaa, M.
D. Ordubadi, A.
F. Platé, Synthesis of 5‑methylene- and
5‑ethylidenebicyclo[2.2.1]hept-2-ene
derivatives, I Petrochemical Symposium of
Socialist States, Baku, Nov. 1978, p. 2.
13.
G. C. Levy, T.
Pehk,
14.
T. I. Pehk, E.
T. Lippmaa,
Chemical shifts of 13C nuclei in liquids and solids, Contemporary NMR and EPR Methods in Solid
State Chemistry, Chernogolovka, 15-17 May 1979, p. 36.
15.
T. Pehk, E.
Lippmaa, Comparison of
carbon chemical shifts in high resolution solid and liquid state
spectra, Abstracts
of the International Symposium on Magnetic Resonance in Chemistry,
Biology and
Physics,
16.
T. Pehk, T. Välimäe,
N. Samel, M. Lopp, Ü.
Lille, E. Lippmaa, Structure determination of prostaglandins by C-13
NMR
spectroscopy, Abstracts of the all-union
conference on the synthesis and studies of prostaglandins, Riga,
1982,
p.19.
17.
T. Pehk, E. Kiirend,
18.
E. Kiirend, T. Pehk,
Macroscopically
oriented nemathic amphiphilic systems, Abstracts of the 5th
All-Union
Conference on liquid crystals and their applications,
19.
A. A. Bobyleva, E. V.
Lukovskaja, T. Pehk, N. F. Dubitskaja, Molecular rearrangements in the
reaction
of iodine with the cis-bicyclo/4.3.0/nonadiene-3,7, Abstracts of
the
All-Union conference on molecular rearrangements,
20.
M. Ordubadi, T. Pehk,
G. G. Gevorkyan, Cycle enlargement at the reduction of bi- and
tricyclic
ketoximes by the LiAlH4, Abstracts of the All-Union conference on
molecular
rearrangements, Erevan 1985.
21.
N. A. Belikova, A. A.
Bobyleva, G. G. Gevorkyan, S. N. Anfilogova, V. B. Nigmatova, T.Pehk,
V.A.
Arbuzov, Molecular rearrangements of cis-bicyclo/4.3.0/nonadiene and
its methyl
derivatives with the organic acids, Abstracts of the All-Union
conference on
molecular rearrangements, Erevan 1985.
22.
A. A. Bobyleva, E. V.
Lukovskaja, T. Pehk, N. F. Dubitskaja,
23.
G. G. Gevorkyan, N. Belikova, M.
Ordubadi, T. Pehk, Synthesis of amines and acetylamines with
brexane, brendane and noradamantane sceletons, Abstracts of
the
All-Union conference on the cage compounds, 1986, Kiev.
24.
E. Buinova, T. Pehk,
V. Lysenkov, Synthesis
and conformations of some 7-oxabicyclo[3.2.1]octane
derivatives, Abstracts of the 6th
IUPAC international conference on organic synthesis,
25.
T. Pehk,
M. Haga,
A. Aaviksaar, H. Vija, E. Lippmaa, NMR spectroscopy of
the
fungal oligopeptides from Amanita Phalloides, Theses
of the VIIth All-Union Protein and Peptide Chemistry Symposium,
Tallinn 1987, p. 228-229.
26.
V. Nigmatova, V.
Andreev, T. Pehk, S.
Anfilogova, N. Belikova, Transannular cyclization in Ritter reaction of
3-methyl substituted cis-bicyclo/4.3.0/nona-3,7-dienes to the
tricyclo[4.3.0.03,7]nonane
derivatives, Abstracts of the All-Union conference on perspectives
of caged
compounds and their applications, p.107, Kuibyshev 1989.
27.
V. Andreev, V. Nigmatova,
T.Pehk,
28.
V. Andreev, T. Pehk,
V. Nigmatova, S. Anfilogova, N. Belikova, Chlorination of
3,4-dimethyl-cis-bicyclo/4.3.0/nona-3,7-diene, Abstracts on the 3rd
regional
meeting on chemicals, p.10, Alma-Ata 1990.
29.
T. Pehk,
Determination of the absolute configuration
of chiral alcohols by 2D NMR spectroscopy, Abstracts of the 41st
Finnish
Chemical Congress, Abstract 3-47, Kemia-Kemi 18(10B), 932 (1991).
30.
T. Pehk,
M. Haga, H. Vija,
E. Lippmaa, 2D NMR spectroscopy of amanitin isomers Abstracts
of
the 9th European symposium on animal, plant and microbial
toxins,
Lohusalu, Estonia, 23-26 september 1990., Toxicon 29, 294 (1991).
31.
N. Samel, K. Varvas,
A. Vahemets, R. Koljak,
I. Järving, T. Pehk, A.-M. Müürisepp, Ü. Lille, Abstracts
of the 2nd International conference on eicosanoids
and other bioactive lipids,
32.
T. Pehk, M. Lopp, A.
Paju, Determination of absolute configurations by 2D heteronuclear FT
NMR
spectroscopy, Report presented on EEC
symposium on stereoselective organic synthesis, Groningen,
November 12-14,
1993.
33.
A. A. Bobylyova, A.
V. Khoroshutin, T. I.
Pehk, V. S. Kuz'min, N. A. Belikova , The addition of dihalocarbenes to
tricyclo[4.3.0.03,7]nona 4,8 diene. Abstracts of the 7th
International
conference on the chemical reagents.
34.
S. N. Anfilogova Yu.
V. Zaitsev, V. B.
Nigmatova, T. I.Pehk, N. A. Belikova, The synthesis of 7
methylbicyclo[4.3.0]nona 3,7 diene, Abstracts of the 7th
International
conference on the chemical reagents.
35.
A. A. Bobylyova A. V.
Khoroshutin, N. A.
Belikova, T. I. Pehk, V. S. Kuz'min, The effect of the backbone
distortion on
the regioselectivity of cyclopropane ring opening in the reaction of
dihalocarbenes with brexadiene, Abstracts of the 2nd Moscow
conference on
phase transfer catalysis.
36.
M. Lopp, T. Kanger,
P. Niidas, T. Pehk, A
facile synthesis of enantiomeric trans-3,4-epoxy-1-octyne from tartaric
acid
derivatives, 16th Estonian Chemisrty
Days, Abstracts of Scientific Conference, Tallinn 1995, p 67.
37.
Lopp, A. Paju, T.
Pehk, M.
Lopp, New cytotoxic 15-oxoprostaglandins: synthesis and
antiproliferativeactivity on human leukemia K562 cell line, 16th
Estonian Chemisrty Days, Abstracts
of Scientific Conference,
38.
K. Lääts, T. Pehk,
Dehydratation of
2-methylpentane-2,4-diol, 16th
Estonian Chemisrty Days, Abstracts of Scientific Conference,
39.
K. Lääts, T. Pehk, M.
Schmidt, M. Heinväli,
Synthesis of 2-methyl substituted allylic derivatives, 16th
Estonian Chemisrty Days, Abstracts of Scientific Conference,
Tallinn 1995, p 77.
40.
A. Paju, T. Pehk, M.
Lopp, Synthesis of -saturated
7-oxabicycloheptane analogues of thromboxane A2, 16th
Estonian Chemisrty Days, Abstracts
of Scientific Conference, Tallinn 1995, p 102-103.
41.
N. Samel, K. Varvas,
R. Koljak, I. Järving,
T. Pehk, Biosynthesis of prostaglandins in corals, 16th
Estonian Chemisrty Days, Abstracts of Scientific Conference,
Tallinn 1995, p 126-127.
42.
T. Pehk, M. Lopp, A.
Paju, the use of 2D FT
NMR Spectroscopy in the route to the individual enantiomers of -chain,w7-oxabicyclo[2.2.1]heptane analogues of
thromboxane A2 with the saturated
EC Network Meeting
“Stereoselective Organic Synthesis”, Louvain-la-Neuve, Belgium,
1995,
abstracts, p.8.
43.
A. A. Bobylyova, A.
A. Khoroshutin, T. Pehk,
N. A. Belikova, p- and s -bond
participation competition in charge delocalization during the
deamination of
exo-2-tricyclo[4.2.1.03,7]non-4-enylamine
(exo--2-brendylamine). Abstracts of the
4th international conference on heteroatom chemistry, Seol, 1995, p
B-99.
44.
Vaher, M., Truus, K.,
Ivask, K., and Pehk,
T. Red algal galactans from Furcellaria lumbricalis (the
45.
Truus, K., Vaher, M.,
Usov, A. I., Pehk, T.
Structure of gelling galactans from the red alga Furcellaria
lumbricalis (the
Baltic Sea, Estonia). 8th European
Symposium on Carbohydrate Chemistry. Abstracts. -
46.
T. Pehk,
Determination of Absolute
Configurations by 2D FT NMR Spectroscopy, Japan-Northern
Baltic
Symposium on Synthetic Chemistry, June25-26, 1996, Helsinki, Abstracts
PL11.
47.
. M. Vaher,.K.
Truus, R. Mahlapuu, T. Pehk, A. Kollist, Gelling galactans from the
algal
stratum of Kassari bay (
48.
. M. Vaher, K. Truus,
T. Pehk, A. Kollist, Gelling galactans from the algal community of Furcellaria
lumbricalis and Coccotylus truncatus (the Baltic Sea,
Estonia) by
simultaneous extraction of the seaweeds. - Plant Polysaccharides
Symposium
(17-19 July 1996,
49.
I. Järving, K.
Valmsen, Ü. Lille, M. Lopp,
T. Pehk, N. Samel, Selective reduction of γ- and δ-double bonds
in polyunsaturated fatty acids, Abstracts
of Scientific Conference of the 17th Estonian Chemistry Days, Tartu
1996,
p. 61-62.
50.
R. Koljak, A. Lopp,
T. Pehk, K. Varvas, I.
Järving, N. Samel, New cytotoxic steroids from the soft coral Gersemia
Fruticosa, Abstracts of Scientific
Conference of the 17th Estonian Chemistry Days, Tartu 1996, p.
81-82.
51.
U. Mäeorg, K. Kallas,
S. Viirlaid, T. Pehk,
Behaviour of some nonconjugated enynols and a diynol in the superbasic
MNH(CH2)2NH2/H2/H2N(CH2)2NH2 system, Abstracts
of Scientific Conference of the 17th Estonian Chemistry Days, Tartu
1996,
p. 123-124.
52.
A. Paju, V. Allikmaa,
T. Pehk, M. Lopp,
Allylic rearrangement of cyclopentenediols, Abstracts
of Scientific Conference of the 17th Estonian Chemistry Days,
53.
T. Pehk, An
universal 13C NMR method for the comparative analysis of acid base
equilibria, Abstracts of Scientific Conference of the
17th Estonian Chemistry Days,
54.
A. Paju, T.
Kanger, T. Pehk, M. Lopp, Asymmetric Baeyer-Villiger oxidation of
cyclobutanones, Abstracts of Scientific Conference of the 17th
Estonian
Chemistry Days, Tartu 1996, p. 139-140.
55.
A. Paju, T. Kanger,
T. Pehk, M. Lopp,
Asymmertic Baeyer-Villiger oxidation of cyclobutanones, Japan-Northern
Baltic Symposium on Synthetic Chemistry, June25-26,
1996,
56.
M. Lopp, A. Paju, T.
Kanger, T. Pehk, Direct
asymmetric b-hydroxylation
of a-hydroxyketones,
Abstracts of 23rd Estonian Chemistry
Days, p. 79 (1997).
57.
. T. Pehk, The use of
long range effects in
13C NMR spectra of carboxylic acids and their derivatives, Abstracts
of 23rd Estonian Chemistry Days, p. 77 (1997).
58.
O. Loog, U. Mäeorg,
T. Pehk,
Asymmetric induction in aldol Tishchenko reaction with optically active
binaphtol catalysts, Abstracts of 23rd Estonian Chemistry Days,
p. 77
(1997).
59.
. R. Jäälaid, J.
Veressinina, I. Järving, T.
Pehk, Ü. Lille, Transformation of ergosterol towards
9,11-secosterols, Abstracts of 23rd Estonian Chemistry Days,
p. 42 (1997).
60.
K. Kriis, T.
Kanger, A. Paju, T. Pehk,
M. Lopp, Oxidation of cyclobutanones with the modified Sharpless
catalyst, Abstracts of 23rd Estonian Chemistry Days,
p. 62 (1997).
61.
K. Sipila, T. Hase,
T. Pehk,
Diastereoselectivity in the reactions of new hemithiodithioacetals, Abstracts of the 18th International
Symposiumon the Organic Chemistry of Sulfur, Florence, Italy, July
13-18,
1998, P-95).
62.
M. Eek, V. Allikmaa,
T. Pehk, M. Lopp,
Catalytic reduction of sterols, Abstracts
of 24th Estonian Chemistry Days,
63.
R. Jäälaid, T. Pehk,
Ü. Lille, Synthesis of
the 9,11-secosterol from ergosterol, Abstracts
of 24th Estonian Chemistry Days, Tartu 1998, p. 24.
64.
. K. Kriis, T.
Kanger, A. Paju, T. Pehk, M.
Lopp, Oxydation of cyclobutanones with the modified Sharpless catalyst.
Effect
of chiral ligand, , Abstracts of
24th
Estonian Chemistry Days,
65.
I. Martin, R. Aav, T.
Pehk, A. Claesson,
Intramolecular SN 1 ring opening reaction of oxirane, Abstracts
of 24th Estonian Chemistry Days, Tartu 1998, p. 44.
66.
J. Peterson, V.
Allikmaa, T. Pehk, M. Lopp,
Synthesis of antithrombotic diamine, , Abstracts of 24th Estonian Chemistry Days,
67.
M. Schmidt, M. Eek,
T. Pehk, M. Lopp,Synthesis of
bensofuroxan-4-carboxylic acid, , Abstracts of 24th
Estonian Chemistry Days,
68.
K. Siimer, T. Pehk,
U. Pihlapuu, Structure
of modern urea-formaldehyde resins, Abstracts
of 24th Estonian Chemistry Days,
69.
K. Siimer, T. Pehk,
P. Christjanson, Changes
in Chemical structure of Urea-Formaldehyde Condensates During
Synthesis, Polychar-7,
International Conferences on polymer Characterization, Denton, USA
1999;
Program and Abstracts, P.10.
70.
K. Siimer, T. Pehk,
P. Christjanson,
Characterization of Urea-Formaldehyde Condensation by 13C
NMR
Spectroscopy, Polymer Chemistry and Technology, Proceedings of
Conference,
Kaunas 1999, p. 61-66.
71.
K. Siimer, T. Pehk,
I. Lasn, A. Peterson,
Melamine-Urea-formaldehyde Resins for Particleboards, Nordic
Polymer Days,
Copenhagen 1999, Abstracts P9.
72.
K. Siimer, T. Pehk,
T. Kaljuvee, I. Lasn, A.
Peterson, Suurendatud niiskuskindlusega puitlaastplaatide saamine, XXV
Eesti
Keemiapäevad, 25-26.11.1999.
73.
J. Peterson, V.
Allikmaa, A. Ebber, J.
Subbi, T. Pehk, M. Lopp, Characterization of Ethylenediamine (EDA)
Core-Polyamidoamine
(PAMAM) Dendrimers Different Generations by MALDI-TOF MS, CZE, and 13C
NMR, XXV Eesti Keemiapäevad, 25-26.11.1999.
74.
R. Aav, T. Kanger, T.
Pehk, M. Lopp,
Synthesis of the AB-Ring Synthon of 9,11-Secosterol,
XXV
Eesti Keemiapäevad, 25-26.11.1999.
75.
V. Allikmaa, T. Pehk,
M. Lopp, A New
Convenient Synthesis of Ethyl 3-{[[(1-(4-(amino-iminomethyl)phenyl)-4,5-dihydro-2(3H)oxo-1H-imidazol-3-yl)-methyl]carbonyl]-amino}propanoate,
XXV Eesti Keemiapäevad, 25-26.11.1999.
76.
K. Ilmarinen, T.
Pehk, M. Lopp, Synthesis of
Some Chiral Ligands for Asymmetric Catalysts, XXV Eesti Keemiapäevad,
25-26.11.1999.
77.
K. Kriis, T. Kanger,
A. Paju, K. Ilmarinen,
T. Pehk, M. Lopp, A Comparative Study of Asymmetric Baeyer-Villiger
Oxidation
of Cyclic Ketones, XXV Eesti Keemiapäevad, 25-26.11.1999.
78.
M. Lüll, A. Paju, T.
Pehk, M. Lopp,
Synthesis of 4-Methyl-5,6-decanedione, XXV
Eesti
Keemiapäevad, 25-26.11.1999.
79.
A. Niidu, A. Maasalu,
A. -M. Müürisepp, T.
Pehk, M. Lopp, Synthesis of 3-Cyano-2-methyl-cyclohex-2-ene-1-one, XXV
Eesti
Keemiapäevad, 25-26.11.1999.
80.
A. Paju, T. Kanger,
T. Pehk, M. Lopp,
Asymmetric Oxidation of Cycloalkanediones, XXV Eesti Keemiapäevad,
25-26.11.1999.
81.
M. Schmidt, M. Eek,
T. Kanger, T. Pehk, M.
Lopp, Isolation and Identification of By-Products from the
Intramolecular
Cyclization of Aromatic Isocyanates, XXV
Eesti Keemiapäevad, 25-26.11.1999.
82.
V. Allikmaa, A. Paju,
T. Pehk, A. Öpik, M.
Lopp, Rearrangement of 1,4-dihydroxy-2-cyclopentenes, Abstracts
PO2 of International Conference on Organic synthesis,
BOS2000, Vilnius. June 26-29.
83.
K. Kriis, T. Kanger,
A. Paju, K. Ilmarinen,
T. Pehk, M. Lopp, Effect of the chiral catalyst in asymmetric
Baeyer-Villiger
oxidation of cyclic ketones, Abstracts PO22
of International Conference on Organic synthesis, BOS2000, Vilnius.
June
26-29.
84.
A. Paju, T. Kanger,
T. Pehk, M. Lopp,
Asymmetric oxydation of 3-alkyl-1,2-cyclopentanediones,
Abstracts PO35 of International
Conference on Organic synthesis, BOS2000,
85.
J. Peterson, V.
Allikmaa, J. Subbi, J.
Suurpere, T. Pehk, M. Lopp, Synthesis and MALDI-TOF characterization of
EDA
core polyamidoamine (PAMAM) dendrimers by MALDI-TOF MS analysis, Abstracts PO36 of International Conference
on Organic synthesis, BOS2000, Vilnius. June 26-29.
86.
O. Tšubrik, P. Burk,
T. Pehk, U. Mäeorg,
Synthesis and conformational analysis of 1-acetyl-2-methylhydrazine, Abstracts PO51 of International Conference
on Organic synthesis, BOS2000, Vilnius. June 26-29.
87.
I. Vallikivi, I.
Järving, A. Metsala, T.
Pehk, O. Parve, Lipase catalysed regioselective acylation/ deacylation
of
prostanoids, Abstracts PO53 of
International Conference on Organic synthesis, BOS2000,
88.
K. Siimer, T. Pehk,
A. Suurpere, Characterisation
of ageing of melamine-formaldehyde resins by NMR spectroscopy, Abstracts P15 of Nordic Polymer Days 2000,
89.
K. Kriis, T. Kanger,
T. Pehk, M. Lopp, Synthesis
of (2R, 2´R)
– and (3S, 3´S) – Bimorpholine, Abstracts
#29 of 26th Estonian Chemistry Conference,
90.
A. Paju, T. Kanger,
T. Pehk, M. Lopp,
Asymmetric Oxidation of 3-Alkyl-1,2-Cyclopentanediones,
Abstracts #54 of 26. Estonian Chemistry
Conference,
91.
J. Peterson, V.
Allikmaa, J. Subbi, T. Pehk,
M. Lopp, Characterization of EDA Core Polyamidoamine (PAMAM) Dendrimers
Different Generations by MALDI-TOF MS, Abstracts
#58 of 26. Estonian Chemistry Conference,
92.
K. Siimer, T. Pehk,
Ü. Vetik, A. Suurpere, Melamine-Formaldehyde
Impregnation Resins, Abstracts #72
of 26. Estonian Chemistry
Conference,
93.
I. Vallikivi, T.
Pehk, K. Hult, O. Parve, Reactions
and Molecular Modelling of Prostanoids in the Active Site of Candida
antarctica Lipase B, Abstracts
#89 of 26. Estonian Chemistry
Conference,
94.
K. Siimer, T. Pehk,
T. Kaljuvee, I. Lasn, A.
Peterson, Manufacture of Particleboards Using
Melamine-Urea-Formaldehyde
Resins, Abstracts of Conference on
Polymer Chemistry, Physics and Technology, p.47-50, Kaunas 2000.
95.
K. Siimer, A.
Suurpere, T. Pehk, Structural
Changes in Melamine-Formaldehyde Resins During Storage, Abstracts
of Conference on Polymer Chemistry, Physics and Technology p.51-54,
Kaunas 2000.
96.
K. Siimer, T. Pehk,
P. Christjanson, Studies
on the Structure of Melamine-Formaldehyde Condensates by 13C
NMR
Spectroscopy, Abstracts of Finnish
Chemical Congress 2000.
97. T. Pehk, P. Christjanson, K. Siimer, Chemical Structure of melamine-Formaldehyde Resins, POLYCHAR-9, January 2001, World forum on polymer applications and theory, University of North Texas, Abstracts P-70.
98. L. Villo, A. Metsala, O. Parve, T. Pehk, Dynamics of the Ratio of Isomeric Forms of ω-Hydroxyaldehyde throughout the Synthesis of Deoxysugar Methyl Glycosides, XXVII Estonian Chemistry Conference, 2001.
99.
O. Parve,
T. Pehk, V. Tougu, I. Vallikivi, L. Fransson, K. Hult, Synthetic,
1H NMR
spectroscopic kinetic, and MD modeling studies of lipase-catalyzed
reactions of
prostanoids. Abstracts of Papers, 222nd
ACS National Meeting,
100. K. Truus, M. Vaher, T. Pehk, Composition and Possible Uses of Brown Algae Fucus vesiculosus from the Baltic Sea, XXVII Estonian Chemistry Conference, 2001.
101.
K.
Kanger, K. Ausmees, T. Pehk, M. Lopp. Synthesis of chiral C2-symmetric
bisaziridines. In: International
Conference on Organic Synthesis – BOS 2002,
102.
K.
Kriis, T. Kanger, T. Pehk, M. Lopp. Synthesis of (2S, 2´S)-
and (3S, 3´S)-bimorpholine. In: International
Conference on Organic Synthesis – BOS 2002,
103. T. Kanger, K. Ausmees, T. Pehk, M. Lopp, Kiraalsete C2-sümmeetriliste bisasiridiinide süntees, Synthesis of Chiral C2-Symmetric Bisaziridines, Abstracts of 28th Estonian Chemistry Days, (2002), 43-44.
104. K. Kriis, T. Kanger, T. Pehk, M. Lopp, (2S,2´S)– ja (3S,3´S)–bimorfoliini süntees; Synthesis of (2S,2´S)– and (3S,3´S)–bimorpholine, Abstracts of 28th Estonian Chemistry Days, (2002), 60-61.
105. K. Truus, M. Vaher, K. Saal, A. Lõhmus, T. Pehk, Pruunvetikate Fucus vesiculosus ja neist eraldatud alginaatide kompleksuuring, Complex Investigation of Brown Algae Fucus vesiculosus and Alginates from This Species, Abstracts of 28th Estonian Chemistry Days, (2002), 145.
106. R. Aav, T. Kanger, T. Pehk, M. Lopp, Unexpected direction of the reaction of ethyl 2-(diethylphosphono)propionate with 2,2-disubstituted-1,3-cyclopentanediones, BOS2004, International Conference on Organic Synthesis, Abstracts PO1, p53.
107. K. Ausmees, K. Kulper, T. Pehk, T. Kanger, M. Lopp, Synthesis of vicinal amino alcohols from tartaric ester, BOS2004, International Conference on Organic Synthesis, Abstracts PO2, p54.
108. K. Ilmarinen, T. Pehk, M. Lopp, MPA in the determination of the absolute configuration of vicinal diols by NMR spectroscopy, BOS2004, International Conference on Organic Synthesis, Abstracts PO35, p87.
109. A. Niidu, A. Paju, M. Eek, T. Kanger, T. Pehk, M. Lopp, Investigation of the synthesis of hydroxylated cyclopentanediones, BOS2004, International Conference on Organic Synthesis, Abstracts PO64, p116.
110. A. Paju, T. Kanger, T. Pehk, M. Eek, M. Lopp, A short enantioselective synthesis of homocitric acid -lactone and 4-hydroxyhomocitric acid -lactones, BOS2004, International Conference on Organic Synthesis, Abstracts P66, p118.
111. K. Raudla, T. Kanger, T. Pehk, M. Lopp, Synthesis of 1-methylbicyclo[3.3.0]octane-3,4,8-trione, BOS2004, International Conference on Organic Synthesis, Abstracts PO70, p122.
112. A. Jõgi, A. Paju, T. Pehk, M. Lopp, The synthesis and asymmetric oxidation of p-substituted 3-phenyl-2-hydroxy-2-cyclopenten-1-one derivatives, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 21-22,(2005).
113. A. Jõgi, M. Ilves, A. Paju, T. Pehk, M. Lopp, The synthesis of 3-benzyl-2-hydroxy-2-cyclopenten-1-one and its asymmetric oxidation, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 23-24,(2005).
114. M. Laos, A. Paju, T. Kanger, M. Lopp, T. Pehk, Synthesis and asymmetric oxidation of 3-benzyloxymethyl-1,2-cyclopentanedione, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 52-53,(2005).
115. M. Päri, A. Paju, T. Pehk, M. Lopp, Asymmetric synthesis of 3-hydroxymethyl-1,3,5-hexanetriol and preparation of titanium complexes, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 92-93,(2005).
116. K. Raudla, T. Kanger, A.-Müürisepp, T. Pehk, M. Lopp, Synthesis of bicyclo[3.3.0]octanone derivatives, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 94-95,(2005).
117. K. Siimer, K., I. Saks, P. Christjanson, T. Pehk, A. Suurpere, T. Kaljuvee, Urea resins in Estonia, 29th Estonian Chemistry Days, Abstracts of Scientific Conference, 101-102,(2005).
118. A. Paju, A. Jõgi, M. Laos, T. Pehk, T. Kanger, M. Lopp, Abstracts of Sixth Tetrahedron Symposium, Boredeaux, 2005, 209.