Collect. Czech. Chem. Commun. 1990, 55, 2052-2058
https://doi.org/10.1135/cccc19902052

The structure of 1,2,4,4,6-pentamethyl-1,4-dihydropyridine-3,5-dicarbonitrile

Jiří Novotnýa, Antonín Kurfürstb and Bohumil Kratochvíla

a Department of Solid State Chemistry, Prague Institute of Chemical Technology, 166 28 Prague 6
b Department of Organic Chemistry, Prague Institute of Chemical Technology, 166 28 Prague 6

Individual author index pages


Other CCCC articles of these authors

  • Alexandr Jegorov*, Hana Petříčková, Bohumil Kratochvíl and Ivana Císařová
    An Unusual cis-Dichloro[17-(cyclobutylmethyl)-3-methoxymorphinan-14-ol-N,O]palladium(II) Complex
    2006, Vol. 71, Issue 3, pp. 434–442 [Abstract]
  • Blanka Klepetářová, Jan Čejka, Bohumil Kratochvíl, Svetlana Pakhomova, Ivana Císařová, Ladislav Cvak and Alexandr Jegorov*
    Interesting Solvent Area in Crystal Structures of Two Natural Ergot Alkaloids
    2005, Vol. 70, Issue 1, pp. 41–50 [Abstract]
  • Jiří Kroulík*, Jan Čejka, Petr Sedmera, Alexandr Jegorov, Bohumil Kratochvíl and Josef Kuthan
    Rearrangement of Substituted 2,4,4,6-Tetraaryl-4H-thiopyrans to Triaryl-3aH-benzo[3,4]cyclopenta[1,2-b]thiophene
    2004, Vol. 69, Issue 8, pp. 1631–1642 [Abstract]
  • Jan Čejka, Bohumil Kratochvíl, Stanislav Böhm, Ivana Císařová, Ladislav Cvak and Alexandr Jegorov*
    Structural Study of Dopamine Agonist Lisuride
    2003, Vol. 68, Issue 11, pp. 2150–2158 [Abstract]
  • Hana Petříčková, Jan Čejka, Michal Hušák, Bohumil Kratochvíl, Ivana Císařová, Alexandr Jegorov* and Ladislav Cvak
    Structure Types of Dihydroergotoxine Mesylates
    2002, Vol. 67, Issue 4, pp. 490–501 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Ivana Císařová, Ladislav Cvak, Alexandr Jegorov* and Stanislav Böhm
    Crystal Forms of Semisynthetic Ergot Alkaloid Terguride
    2002, Vol. 67, Issue 4, pp. 479–489 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Ivana Císařová and Alexandr Jegorov*
    Crystal Structures of Two New Cyclosporin Clathrates
    2000, Vol. 65, Issue 12, pp. 1950–1958 [Abstract]
  • Ladislav Cvak, Josef Stuchlík, Magdalena Schreiberová, Petr Sedmera*, Vladimír Havlíček, Miroslav Flieger, Jan Čejka, Bohumil Kratochvíl and Alexandr Jegorov
    Selective Reduction of Peptidic Ergot Alkaloids
    2000, Vol. 65, Issue 11, pp. 1762–1776 [Abstract]
  • Radek Pohl, Jan Sýkora, Petr Maloň, Stanislav Böhm*, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. XIII. An Insight Into the Absolute Stereochemistry of Atropisomeric (Z)-3-(Imidazo[1,2-a]pyridin-3-yl)prop-2-en-1-ones
    2000, Vol. 65, Issue 10, pp. 1643–1652 [Abstract]
  • Jan Čejka, Bohumil Kratochvíl, Alexandr Jegorov* and Ladislav Cvak
    Crystal Structures of Dihydro-α-ergokryptine and Dihydro-β-ergokryptine Mesylates
    2000, Vol. 65, Issue 8, pp. 1329–1338 [Abstract]
  • Alexandr Jegorov*, Ladislav Cvak, Aleš Husek, Petr Šimek, Anna Heydová, Jan Ondráček, Svetlana Pakhomova, Michal Hušák, Bohumil Kratochvíl, Petr Sedmera and Vladimír Havlíček
    Synthesis and Crystal Structure Determination of Cyclosporin H
    2000, Vol. 65, Issue 8, pp. 1317–1328 [Abstract]
  • Robert Klvaňa, Radek Pohl, Jan Pawlas, Jan Čejka, Hana Dvořáková, Richard Hrabal, Stanislav Böhm*, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. XII. Atropisomerism of (1-Aryl-3,5-diphenyl-1H-pyrrol-2-yl)(phenyl)methanones
    2000, Vol. 65, Issue 5, pp. 651–666 [Abstract]
  • Bohumil Kratochvíl, Alexandr Jegorov*, Svetlana Pakhomova, Michal Hušák, Petr Bulej, Ladislav Cvak, Petr Sedmera and Vladimír Havlíček
    Crystal Structures of Cyclosporin Derivatives: O-Acetyl-(4R)-4-(E-2-butyl)-4,N-dimethyl-L-threonyl-cyclosporin A and O-Acetyl-(4R)-4-[E-2-(4-bromobutyl)]-4,N-dimethyl-L-threonyl-cyclosporin A
    1999, Vol. 64, Issue 1, pp. 89–98 [Abstract]
  • Jan Čejka, Zdeněk Horák, Svetlana Pakhomova, Bohumil Kratochvíl, Petr Sedmera, Vladimír Havlíček, Ladislav Cvak and Alexandr Jegorov
    Synthesis and Crystal Structure of Pergolide Sulfoxide
    1998, Vol. 63, Issue 6, pp. 803–812 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Petr Sedmera, Vladimír Havlíček, Hana Votavová, Ladislav Cvak, Petr Bulej and Alexandr Jegorov
    Molecular Structure of cis- and trans-Tergurides
    1998, Vol. 63, Issue 3, pp. 425–433 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Martin Buchta, Ladislav Cvak and Alexandr Jegorov
    Crystal Structure of Cyclosporin E
    1998, Vol. 63, Issue 1, pp. 115–120 [Abstract]
  • Ali Werfeli, Jan Čejka, Ondřej Klecán, Bohumil Kratochvíl and Josef Kuthan
    Preparation of New Optically Active Furanoids Containing Various Aza-Heterocyclic Moieties
    1997, Vol. 62, Issue 6, pp. 894–912 [Abstract]
  • Richard Kubík, Stanislav Böhm, Jan Čejka, Vladimír Havlíček, Tomáš Strnad, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. VIII. Preparative Photoisomerization of Some Imidazo[1,2-a]pyridines
    1996, Vol. 61, Issue 10, pp. 1473–1488 [Abstract]
  • Jan Čejka, Michal Hušák, Bohumil Kratochvíl, Alexandr Jegorov and Ladislav Cvak
    Crystal Structures of Ergot Alkaloid Derivatives. Ergometrine Maleate and Methylergometrine Maleate
    1996, Vol. 61, Issue 9, pp. 1396–1404 [Abstract]
  • Jan Čejka, Richard Kubík, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. VI. Relative Configuration of Diastereoisomeric (Z)-1,3-Diphenyl-3-(5-methyl-2-phenylimidazo[1,2-a]pyridin-3-yl)prop-2-en-1-ols
    1996, Vol. 61, Issue 9, pp. 1380–1385 [Abstract]
  • Jan Čejka, Jan Ondráček, Michal Hušák, Bohumil Kratochvíl, Alexandr Jegorov* and Josef Stuchlík
    Absolute Crystal Structure Determination of Ergot Alkaloid - Dihydroergocristine Methanesulfonate Monohydrate
    1995, Vol. 60, Issue 8, pp. 1333–1342 [Abstract]
  • Jan Ondráček, Svetlana Pakhomova, Bohumil Kratochvíl and Svatava Smrčková
    Crystal and Molecular Structure Determination of N,N'-Diphenylacetamidinium Trifluoroacetate
    1995, Vol. 60, Issue 4, pp. 576–582 [Abstract]
  • Stanislav Böhm, Richard Kubík, Martin Hradilek, Jan Němeček, Michal Hušák, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. II. Conformational Structure of 2-Phenyl-3-[(Z)-1,3-diphenyl-3-oxopropenyl]imidazo[1,2-a]pyridine and Related Compounds
    1995, Vol. 60, Issue 1, pp. 115–126 [Abstract]
  • Stanislav Böhm, Richard Kubík, Martin Hradilek, Jan Němeček, Michal Hušák, Svetlana Pakhomova, Jan Ondráček, Bohumil Kratochvíl and Josef Kuthan
    Sterically Crowded Heterocycles. I. Molecular Structure of 3-Chain Substituted 2-Phenylimidazo[1,2-a]pyridinium Salts
    1994, Vol. 59, Issue 12, pp. 2677–2690 [Abstract]
  • Bohumil Kratochvíl, Michal Hušák, Petr Bulej and Alexandr Jegorov
    The Molecular and Crystal Structure of Buprenorphine Hydrochloride, a Morphine Analogue
    1994, Vol. 59, Issue 11, pp. 2472–2480 [Abstract]
  • Jan Ondráček, Bohumil Kratochvíl and Václav Haber
    The Crystal and Molecular Structure of a Zinc(II) Complex with a New Non-Symmetrical Tetradentate Schiff Base, [Zn(C15H18N3O)Br]
    1994, Vol. 59, Issue 8, pp. 1809–1814 [Abstract]
  • Michal Hušák, Jiří Had, Bohumil Kratochvíl, Ladislav Cvak, Josef Stuchlík and Alexandr Jegorov
    X-Ray Absolute Structure of Nicergoline (Form I). Quantitative Analysis of Nicergoline Phase Mixture: Form I/Form II
    1994, Vol. 59, Issue 7, pp. 1624–1636 [Abstract]
  • Alexandr Jegorov, Roman Sobotík, Svetlana Pakhomova, Jan Ondráček, Jiří Novotný, Michal Hušák and Bohumil Kratochvíl
    The Crystal and Molecular Structure of Butorphanol Hydrogen Tartrate
    1994, Vol. 59, Issue 6, pp. 1361–1367 [Abstract]
  • Bohumil Kratochvíl, Jiří Novotný, Michal Hušák, Jiří Had, Josef Stuchlík and Alexandr Jegorov
    X-Ray Structural Study of Terguride SolvatesTerguride Methanol Solvate
    1994, Vol. 59, Issue 1, pp. 149–158 [Abstract]
  • Michal Hušák, Bohumil Kratochvíl, Petr Sedmera, Josef Stuchlík and Alexandr Jegorov
    A Conformational Study of the Semisynthetic Ergot Alkaloid - Terguride
    1993, Vol. 58, Issue 12, pp. 2944–2954 [Abstract]
  • Jiří Novotný, Jaroslav Podlaha and Jiří Klinot
    Crystal Structure and Conformation of Ring A of 2β-Bromo-19β,28-epoxy-18α-oleanan-3-one
    1993, Vol. 58, Issue 11, pp. 2737–2744 [Abstract]
  • Pavel Lhoták and Antonín Kurfürst
    Synthesis of Luminophoric Derivatives of PBD Based on 2,5-Diaryl Substituted Thiazoles and Oxazoles
    1993, Vol. 58, Issue 11, pp. 2720–2728 [Abstract]
  • Josef Přikryl, Bohumil Kratochvíl, Jan Ondráček, Jaroslav Maixner, Jiří Klicnar and Karel Huml
    The Crystal and Molecular Structure of Charge-Transfer Complex of Azo Dyestuff 5-(4-Chloro-2-nitrophenyl)-azo-6-hydroxy-1-ethyl-3-cyano-4-methyl-2-pyridone with Naphthalene
    1993, Vol. 58, Issue 9, pp. 2121–2127 [Abstract]
  • Pavel Lhoták and Antonín Kurfürst
    Synthesis of Luminophores Based on Thiazole Derivatives of PBD
    1993, Vol. 58, Issue 8, pp. 1898–1904 [Abstract]
  • Jaroslav Havlíček, Karel Kefurt, Michal Hušák, Jiří Novotný and Bohumil Kratochvíl
    Structure of 2,3,4,5-Tetra-O-acetyl-6-amino-6-deoxy-D-galactonolactam
    1993, Vol. 58, Issue 7, pp. 1600–1606 [Abstract]
  • Pavel Šebek, Jiří Novotný, Bohumil Kratochvíl, Marián Schwarz and Josef Kuthan
    Conformation Dependent Cyclizations of 1,3,3,5-Tetraphenylpentane-1,5-dione
    1992, Vol. 57, Issue 11, pp. 2383–2399 [Abstract]
  • Jan Ondráček, Jaroslav Havlíček, Karel Kefurt, Jiří Jarý, Jiří Novotný and Bohumil Kratochvíl
    Structure of 2,3,4,5-Tetra-O-acetyl-6-amino-6-deoxy-D-allonolactam
    1992, Vol. 57, Issue 11, pp. 2367–2373 [Abstract]
  • Pavel Lhoták and Antonín Kurfürst
    Preparation of New Organic Luminophores Based on 3,5-Diacetylpyridines
    1992, Vol. 57, Issue 9, pp. 1937–1946 [Abstract]
  • Juraj Bernát, Ladislav Kniežo, Gabriela Birošová, Miloš Buděšínský, Jaroslav Podlaha, Jana Podlahová and Jiří Novotný
    Reactions of PO(NCS)3 with 4-Hydroxy-1,3-dioxanes. Crystal Structure of rel-(2S,4R,5S,6S)-2,6-Diethyl-5-methyl-4-(N'-benzylthioureido)-1,3-dioxane
    1992, Vol. 57, Issue 6, pp. 1299–1313 [Abstract]
  • Pavel Lhoták, Antonín Kurfürst and Petr Nádeník
    The Synthetic Use of 2-(4'-Acetylbiphenyl-4-yl)-5-phenyl-1,3,4-oxadiazole for Preparation of New Heterocyclic Luminophores
    1992, Vol. 57, Issue 2, pp. 385–392 [Abstract]
  • Richard Hrabal, Pavel Lhoták and Antonín Kurfürst
    The Synthesis and NMR Study of 2,4-Diaryl-6-(fluoren-2-yl)pyridines
    1992, Vol. 57, Issue 2, pp. 375–384 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Jiří Novotný, Josef Macíček and Václav Haber
    Structure of Another Phase of (1-Phenyl-3-(2-[(2-aminoethyl)amino]ethylimino)-1-buten-1-olato-O,N,N',N")palladium(II) Perchlorate
    1992, Vol. 57, Issue 1, pp. 85–92 [Abstract]
  • Stanislav Böhm, Richard Kubík, Jiří Novotný, Jan Ondráček, Bohumil Kratochvíl and Josef Kuthan
    Reinvestigation of heterocyclic structures: Oxidation products from 1-substituted 2,4,6-triphenylpyridinium salts
    1991, Vol. 56, Issue 11, pp. 2326–2339 [Abstract]
  • Jiří Novotný, Jaroslav Podlaha and Miloslav Černý
    Crystal structure of 1,6-anhydro-1(6)-thio-β-D-glucopyranose S-oxide
    1991, Vol. 56, Issue 10, pp. 2169–2174 [Abstract]
  • Antonín Kurfürst and Petr Nádeník
    Synthesis of 2-(4’-arylaminosulfonylbiphenyl-4-yl)-5-phenyl-1,3,4-oxadiazole
    1991, Vol. 56, Issue 9, pp. 1974–1976 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Jaroslav Maixner, Josef Macíček and Václav Haber
    Structure of a palladium(II) complex with a non-symmetrical tetradentate Schiff base, [Pd(C14H20N3O)]NCS
    1991, Vol. 56, Issue 9, pp. 1900–1907 [Abstract]
  • Antonín Kurfürst, Pavel Lhoták, Petr Nádeník, Františka Raclová-Pavlíková and Josef Kuthan
    2-(Biphenyl-4-yl)-5-phenyl-1,3,4-oxadiazole (PBD): Electrophilic 4’-substitution and following transformations
    1991, Vol. 56, Issue 7, pp. 1495–1504 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Jiří Novotný and Václav Haber
    Structure of a copper(II) complex with a non-symmetrical tetradentate Schiff base
    1991, Vol. 56, Issue 4, pp. 858–864 [Abstract]
  • Antonín Kurfürst, Josef Kuthan, Pavel Lhoták, Petr Nádeník, Werner Schroth and Roland Spitzner
    4-(5-Phenyl-1,3,4-oxadiazol-2-yl)biphenyl-4'-carboxylic acid: Its functional derivatives and their heterocyclization into 1,3-thiazine-6-thiones
    1990, Vol. 55, Issue 11, pp. 2722–2730 [Abstract]
  • Jan Ondráček, Volker Schehlmann, Jaroslav Maixner and Bohumil Kratochvíl
    The structure of (1-2:5-6-η-cycloocta-1,5-diene)-(η5-cyclopentadienyl)cobalt(I)
    1990, Vol. 55, Issue 10, pp. 2447–2452 [Abstract]
  • Jiří Novotný, Jan Ondráček, Vladimír Stružka and Bohumil Kratochvíl
    The crystal and molecular structure of (1R*, 3S*, 4R*, 6S*)-1,4-dimethyl-3,6-diphenyl-2,5,7-trioxabicyclo[2,2,1]heptane
    1990, Vol. 55, Issue 8, pp. 2046–2051 [Abstract]
  • Jiří Kameníček, Richard Pastorek, František Březina, Bohumil Kratochvíl and Zdeněk Trávníček
    Determination of the structure of bis(propyldithiocarbamate)nickel(II)
    1990, Vol. 55, Issue 4, pp. 1010–1014 [Abstract]
  • Bohumil Kratochvíl, Jiří Novotný, Svatava Smrčková and Jiří Krechl
    Structure determination of N,N'-diphenylacetamidinium oxalate
    1990, Vol. 55, Issue 2, pp. 479–484 [Abstract]
  • Jan Ondráček, Josef Janků, Jiří Novotný, Luděk Vodička, László Csordás and Bohumil Kratochvíl
    The Bayer-Villiger oxidation of diamantanone and the structure of 11-oxo-10-oxapentacyclo[7,4,1,14,13,02,7,06,12]-pentadecane
    1989, Vol. 54, Issue 12, pp. 3260–3266 [Abstract]
  • Jan Ondráček, Jaroslav Maixner, Bohumil Kratochvíl, Jana Ondráčková and František Jursík
    The crystal and molecular structure of configurationally chiral unsym-fac-[N-(2-aminoethyl)-1,3-diaminopropane-(S)-aspartato]cobalt(III) perchlorate with dominating vicinal effect in its circular dichroism
    1989, Vol. 54, Issue 12, pp. 3220–3229 [Abstract]
  • Antonín Kurfürst and Pavel Šebek
    On reactivity of 2,6-dichloro-3,5-diformyl-1,4,4-trimethyl-1,4-dihydropyridine
    1989, Vol. 54, Issue 6, pp. 1705–1715 [Abstract]
  • Jiří Novotný, Jan Ondráček, Marián Schwarz and Bohumil Kratochvíl
    The molecular and crystal structure of 4,4-dimethyl-6,6-diphenyl-tetrahydro-2H-pyran-2-one
    1989, Vol. 54, Issue 6, pp. 1661–1665 [Abstract]
  • Antonín Kurfürst and Marián Schwarz
    Some 2-nitromethyl-, 2,6-bis(nitromethyl)-, 2-cyano-, and 2,6-dicyano-substituted derivatives of polyalkylated 3,5-dicyano-1,4-dihydropyridines
    1989, Vol. 54, Issue 5, pp. 1346–1357 [Abstract]
  • Antonín Kurfürst, Pavel Lhoták, Miroslav Petrů and Josef Kuthan
    Oligophenylene 2,4,6-triarylpyridines and analogous diaza-p-terphenyls, diaza-p-quaterphenyls and diaza-p-quinquephenyls with luminiscent activity
    1989, Vol. 54, Issue 2, pp. 462–472 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Jindřich Hašek and László Csordás
    Determination of the structure of p-methylbenzamidinium formate monohydrate
    1988, Vol. 53, Issue 12, pp. 3131–3137 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Karel Malý and László Csordás
    The molecular and crystal structure of benzamidinium bromoacetate
    1988, Vol. 53, Issue 2, pp. 294–300 [Abstract]
  • Jiří Brynda, Bohumil Kratochvíl and Ivana Císařová
    The determination of crystal structure of chromium(II) phosphite dihydrate, CrHPO3 2 H2O
    1987, Vol. 52, Issue 7, pp. 1742–1747 [Abstract]
  • Bohumil Kratochvíl, Jan Ondráček, Jana Ondráčková, Jiřina Soldánová, František Jursík and Bohumil Hájek
    The crystal and molecular structure of cobalt(III) sym-fac-N-(2-aminoethyl)-1,3-diaminopropane-(S)-aspartate perchlorate, sym-fac-[Co-(aepn)(S)-Asp]ClO4
    1987, Vol. 52, Issue 4, pp. 949–956 [Abstract]
  • Zdeněk Mička, Bohumil Kratochvíl, Jana Podlahová and Lauri Niinistö
    Preparation and solubility of sodium hydrogenselenites. Thermoanalytical properties, infrared spectra and crystal data of NaH7(SeO3)4
    1985, Vol. 50, Issue 6, pp. 1368–1375 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
    Reaction of 3,5-dicyano-2,4,4,6-tetramethyl-1,4-dihydropyridine with nitric acid
    1984, Vol. 49, Issue 11, pp. 2620–2627 [Abstract]
  • Antonín Kurfürst, Petr Trška and Igor Goljer
    Interpretation of 13C NMR chemical shifts of Hantzsch's pyridines and 1,4-dihydropyridines
    1984, Vol. 49, Issue 10, pp. 2393–2399 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
    Chemical transformations of nitromethyl group in 3,5-dicyano-1,4,4,6-tetramethyl-2-nitromethyl-1,4-dihydropyridine
    1983, Vol. 48, Issue 6, pp. 1718–1728 [Abstract]
  • Antonín Kurfürst and Josef Kuthan
    Quantum-chemical interpretation of electronic absorption spectra of the Hantzsch 1,4-dihydropyridines
    1983, Vol. 48, Issue 5, pp. 1422–1429 [Abstract]
  • Jana Podlahová, Bohumil Kratochvíl, Vratislav Langer, Josef Šilha and Jaroslav Podlaha
    The protonation of the ethylenediphosphinetetraacetate anion and the crystal structure of the bis (hydrogen bromide) of ethylenediphosphinetetraacetic acid
    1981, Vol. 46, Issue 12, pp. 3063–3073 [Abstract]
  • Antonín Kurfürst, Jiří Ludvík, Pavel Rauch and Miroslav Marek
    Electrochemical and biological oxidation of 1,4-dihydropyridine derivatives
    1981, Vol. 46, Issue 5, pp. 1141–1147 [Abstract]
  • Josef Kuthan, Antonín Kurfürst, Františka Raclová and Jiří Volke
    Polarographic reduction of 2-nitromethyl-4,4,6-trimethyl-3,5-dicyano-1,4-dihydropyridine and of its 4,4-spiroanalogues
    1980, Vol. 45, Issue 11, pp. 2938–2948 [Abstract]
  • Antonín Kurfürst, Františka Raclová and Josef Kuthan
    Nitration of some polyalkyl-3,5-dicyano-1,4-dihydropyridines and fragmentation of their products by electron impact
    1980, Vol. 45, Issue 2, pp. 397–405 [Abstract]
  • Bohumil Kratochvíl, Jana Podlahová and Jindřich Hašek
    Determination of the crystal structure of cobalt(II) orthosilicate
    1979, Vol. 44, Issue 11, pp. 3350–3356 [Abstract]
  • Josef Kuthan, Antonín Kurfürst, Zdeněk Prošek and Jaroslav Paleček
    Substituent effect in 1H-NMR spectra of the Hantzsch 1,4-dihydropyridines. meta and para Substituted 4-phenyl derivatives
    1978, Vol. 43, Issue 4, pp. 1068–1079 [Abstract]