- ISSN 0010-0765 printed
- ISSN 1212-6950 electronic
A. Trka
- J. Vičar, P. Maloň, A. Trka, J. Smolíková, I. Frič and K. Bláha
Synthesis and spectral properties of cyclotripeptides containing 2-azetidinecarboxylic acid or proline
1977, Vol. 42, Issue 9, pp. 2701–2717 [Abstract] - A. Kasal and A. Trka
Intramolecular hydride shift in some steroid hydroxy aldehydes and hydroxy ketones
1977, Vol. 42, Issue 4, pp. 1389–1402 [Abstract] - J. Vičar, A. Trka and K. Bláha
Synthesis and mass spectra of diastereoisomeric cyclohexapeptides cyclo(Gly-Ala-Leu)2 and cyclo(Gly-Val-Leu)2
1976, Vol. 41, Issue 12, pp. 3642–3653 [Abstract] - V. Černý, A. Trka, J. Kohoutová, J. Smolíková and M. Buděšínský
Base-catalyzed autoxidation of 3α,5-cyclo-5α-cholestan-6-one and 3α,5-cyclo-5α-cholestan-7-one
1976, Vol. 41, Issue 9, pp. 2788–2811 [Abstract] - K. Stránský, A. Trka, J. Kohoutová and M. Streibl
Chemical composition of compounds produced by the pea aphid Acyrthosiphon pisum (HARRIS): Pentane and chloroform-methanolic extracts of body lipids
1976, Vol. 41, Issue 6, pp. 1799–1804 [Abstract] - F. Brtník, A. Trka and M. Zaoral
Thermal stability of vasopressin-(7-9)-, and oxytocin-(7-9)-tripeptide amides
1975, Vol. 40, Issue 1, pp. 179–186 [Abstract] - A. Kasal and A. Trka
Reaction of 5,6-dibromosteroids with silver fluoride in the presence of water
1974, Vol. 39, Issue 2, pp. 603–613 [Abstract] - M. Streibl, K. Konečný, A. Trka, K. Ubik and M. Pazlar
Composition of the wax of rye straw
1974, Vol. 39, Issue 2, pp. 475–479 [Abstract] - A. Trka and M. Streibl
Mass spectra of long-chain aliphatic β-diketones and some of their derivatives
1974, Vol. 39, Issue 2, pp. 468–474 [Abstract]
The following name might also represent this author:
Antonín Trka
- Miloš Buděšínský, Antonín Trka, Karel Stránský and Milan Streibl
Heterocyclic nitrogen-containing compounds from the extract of the springtail Tetrodontophora bielanensis (WAGA)
1986, Vol. 51, Issue 4, pp. 956–963 [Abstract] - Karel Stránský, Antonín Trka, Miloš Buděšínský and Milan Streibl
Lipidic compounds from the extract of the springtail Tetrodontophora bielanensis (WAGA)
1986, Vol. 51, Issue 4, pp. 948–955 [Abstract] - Mirko Černý and Antonín Trka
Formation of sulphur compounds during the hydrodenitrogenation of aniline, cyclohexylamine, benzylamine, and 2-phenylethylamine on a nickel-tungsten catalyst in the presence of hydrogen sulphide
1984, Vol. 49, Issue 10, pp. 2387–2392 [Abstract] - Zdenko Procházka, Michal Lebl, Tomislav Barth, Jan Hlaváček, Antonín Trka, Miloš Buděšínský and Karel Jošt
Synthesis and properties of oxytocin analogues modified in the tripeptide side chain
1984, Vol. 49, Issue 3, pp. 642–652 [Abstract] - Josef Pola, Pavel Kubát, Josef Vítek, Marta Farkačová and Antonín Trka
cw CO2 laser photosensitized decomposition of n-heptane
1983, Vol. 48, Issue 12, pp. 3527–3531 [Abstract] - Mirko Černý and Antonín Trka
Formation of sulphur compounds in the hydrodenitrogenation of 2-methylquinoline, 2-methylpiperidine, indole, and isoquinoline on a nickel-tungsten catalyst in the presence of hydrogen sulphide
1983, Vol. 48, Issue 12, pp. 3413–3420 [Abstract] - Mirko Černý and Antonín Trka
Formation of sulphur compounds in hydrodenitrogenation of quinoline, 1,2,3,4-tetrahydroquinoline, pyridine, piperidine and 1-pent-4-enylamine on a nickel-tungsten catalyst in the presence of hydrogen sulphide
1983, Vol. 48, Issue 6, pp. 1749–1758 [Abstract] - Helena Velgová and Antonín Trka
Hydrogenolytic opening of 4,4-dimethyl-4a,5-epoxy-a-homocholestane derivatives and mass spectra of some reaction products
1983, Vol. 48, Issue 3, pp. 937–955 [Abstract] - Antonín Trka and Helena Velgová
Mass spectra of 4,4-dimethyl-A-homocholestane-3,5- and 3,4a diols and their derivatives
1982, Vol. 47, Issue 12, pp. 3328–3338 [Abstract] - Antonín Trka and Alexander Kasal
Inductive effect in EI-mass spectra of some 5,6-dihalogenides and 5,6-halohydrins of 5α-cholestan-3β-ol and 3β-acetoxy-5α-cholestane
1982, Vol. 47, Issue 11, pp. 2946–2960 [Abstract] - Antonín Trka and Helena Velgová
Mass spectra of 4,4-dimethyl-A-homo-4a,6-cholestadien-3-ols, 4,4-dimethyl-A-homo-5-cholestene-3,4a-diols and their derivatives
1982, Vol. 47, Issue 10, pp. 2768–2778 [Abstract] - Helena Velgová, Jorga Smolíková, Antonín Trka and Antonín Vítek
Cyclopropyl→cyclobutyl rearrangement in intramolecular cyclization of 3,5-bridged B-secoandrostane-6,7(or 5,7)-diols and mass spectra of products
1982, Vol. 47, Issue 8, pp. 2280–2290 [Abstract] - Helena Velgová and Antonín Trka
Reaction of lithium aluminium hydride with 4,4-dimethyl-4a,5-epoxy-A-homocholestane derivatives and mass spectral fragmentation of some degradation products
1982, Vol. 47, Issue 7, pp. 2007–2023 [Abstract] - Juraj Harmatha, Miloš Buděšínský and Antonín Trka
The structure of yatein. Determination of the positions, and configurations of benzyl groups in lignans of the 2,3-dibenzylbutyrolactone type
1982, Vol. 47, Issue 2, pp. 644–663 [Abstract] - Helena Velgová and Antonín Trka
Epoxidation of 4,4-dimethyl-A-homo-4a-cholestene derivatives and a study of electron impact mass spectra of the epoxidation products
1982, Vol. 47, Issue 1, pp. 315–337 [Abstract] - Alexander Kasal and Antonín Trka
Splitting off of water from the molecular ions of steroidal cyclopropyl ketones
1980, Vol. 45, Issue 11, pp. 2985–2997 [Abstract] - Antonín Trka and Alexander Kasal
Electron impact mass spectra of some vicinal trans-dihalo- and trans-hydroxyhalocholestanes
1980, Vol. 45, Issue 6, pp. 1720–1733 [Abstract] - Helena Velgová, Dietrich Zeigan, Günther Engelhardt and Antonín Trka
Cyclization of 17-ethylenedioxy-3α,5-cyclo-6,7-seco-5α-androstane-6,7-diol
1979, Vol. 44, Issue 1, pp. 128–144 [Abstract]
