Volume 27; Issue 2

Chemistry of Heterocyclic Compounds

Volume 27; Issue 2

1

Hetarylferrocenes (review)

G. A. Shvekhgeimer

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 843 KB

english, 1991

2

Synthesis of 2-substituted 3-formyl-5-methoxy-tetrahydrofurans from 2,5-dimethoxytetrahydrofuryl-3-carbinols

L. Yu. Brezhnev, M. M. Vartanyan, A. V. Khandin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 190 KB

english, 1991

3

Use of two-dimensional spectroscopy for the determination of the stereochemical structure of 3-carbethoxy-2-methyl-7a-(4-carbethoxy-5-methyl-2-furyl)-3a,4,5,6,7,7a-hexahydrobenzofuran

V. A. Chertkov, G. G. Melikyan, A. B. Sargsyan, Sh. O. Badanyan

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 396 KB

english, 1991

4

Synthesis of 3,3-disubstituted 2-thiophthalides

D. A. Oparin, A. S. Kuznetsova

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 243 KB

english, 1991

5

2-Benzopyrylium salts. 41. Intramolecular transformations of 4-1′-dimers ofα-unsubstituted 2-benzopyrylium salts

S. V. Verin, D. é. Tosunyan, E. V. Kuznetsov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 436 KB

english, 1991

6

Stereochemistry of the ionic hydrogenation of pentasubstituted 4H-thiopyrans and structures of the thiacyclohexanes obtained from them

N. I. Kozhevnikova, N. T. Komyagin, A. I. Yanovskii, N. N. Sorokin, Yu. T. Struchkov, V. G. Kharchenko

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 445 KB

english, 1991

7

Pyrroles from ketoximes and acetylene. 44. Methyl aryl ketoximes with reactive substituents

S. E. Korostova, S. G. Shevchenko, M. V. Sigalov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 380 KB

english, 1991

8

NMR spectra of cyclic nitrones. 6. Tautomeric equilibrium ofΒ-oxo-nitrones — 3-Imidazoline 3-oxide derivatives

V. A. Reznikov, L. B. Volodarskii

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 349 KB

english, 1991

9

Synthesis of a donor-acceptor photosynthetic system containing covalently bound amine, porphyrin, and quinone

V. V. Borovkov, R. P. Evstigneeva, G. V. Kirillova, G. V. Ponomarev, B. V. Rozynov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 330 KB

english, 1991

10

Reaction of tetrachloro-3-cyanopyridine with anilines

S. V. Chapyshev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 327 KB

english, 1991

11

Cyclization reactions of nitriles. 50. Regioselectivity in the reactions of quaternized pyridin-3-ylidene malonitrile and cyanoacetate ester derivatives with 1,3-dicarbonyl compounds. Crystal structure of 2-amino-3,5-dicarboethoxy-6-methyl-4-(1-methylpyridinium-3-yl)-4H-pyran iodide

A. M. Shestopalov, Yu. A. Sharanin, M. R. Khikuba, V. N. Nesterov, V. E. Shklover, Yu. T. Struchkov, V. P. Litvinov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 526 KB

english, 1991

12

9-α-Nitro(hydroxy, amino)benzylidene- and 9-Hydroxy(amino)methylene-4-azafluorenes

A. V. Varlamov, A. N. Levov, A. A. Fomichev, A. é. Aliev, S. Dush Santush, A. A. Ustenko, I. L. Pashentseva, N. S. Prostatkov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 464 KB

english, 1991

13

Lactam and acid amide acetals. 63. Reaction of amide acetals with enaminodicarbonyl compounds

A. K. Shanazarov, N. P. Solov'eva, V. V. Chistyakov, V. G. Granik

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 379 KB

english, 1991

14

Synthesis of substituted 2-phenyl-4-piperidinones from styrylΒ-dimethylaminoethyl ketones and their steric structure

M. Yu. Dyakov, T. D. Sokolova, A. V. Peretokin, A. S. Moskovkin, B. V. Unkovskii

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 286 KB

english, 1991

15

α-Amido(thioamido)alkylation of dithiocarbamic, O-ethyldithiocarbonic, and arylsulfinic acids by 4-hydroxy(alkoxy)hexahydropyrimidine-2-thiones(ones)

A. D. Shutalev, L. A. Ignatova

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 703 KB

english, 1991

16

Investigation of complex formation and relative reactivity of pyrroloquinolines and pyrroloisoquinolines by means of NMR spectroscopy

S. N. Krasnokutskii, L. N. Kurkovskaya, N. N. Suvorov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 500 KB

english, 1991

17

Tautomerism of dihydro-1,2,4-triazolo[1,5-α]pyrimidines containing 2-hydroxy- and 4-dimethylaminoaryl substituents

S. M. Desenko, V. D. Orlov, V. I. Beskorovainyi

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 309 KB

english, 1991

18

2,4-Diaryl-2,3-dihydro-1H-pyrimido[5,6-b]-1,5-diazepines

V. D. Orlov, N. N. Kolos, E. V. Zhidkova, I. Z. Papiashvili

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 466 KB

english, 1991

19

Nitroazines. 12 Reaction of 6-nitroazolo[1,5-a]pyrimidines with acetonitriles

O. N. Chupakhin, V. L. Rusinov, A. A. Tumashov, T. L. Pilicheva, E. O. Sidorov, I. V. Karpin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 431 KB

english, 1991

20

4-Amino-δ2-1,2,4-oxadiazolines

V. G. Andrianov, E. N. Rozhkov, A. V. Eremeev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 189 KB

english, 1991

21

Acid-catalyzed acylation of 4-alkyl-3-azapyrylium salts and the synthesis of 4-acylaminopyrylium salts

N. V. Shibaeva, S. V. Borodaev, I. A. Yudilevich, A. P. Knyazev, A. D. Dubonosov, A. I. Pyshchev, S. M. Luk'yanov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 395 KB

english, 1991

22

Reactions of benzothiazole-2-thione and benzothiazole-2-one with acetylene

N. D. Abramova, A. V. Afonin, G. G. Naumova

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 165 KB

english, 1991

23

Reactions of 3-(Β-hydroxyethyl)-8-thiaxanthine

é. I. Ivanov, A. A. Yavolovskii, E. A. Kuklenko, O. S. Timofeev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 249 KB

english, 1991

24

Synthesis of macroheterocyclic analogs of dibenzo-crown compounds. 6. Hydroxylated 16-membered oxaaza-crown compounds

A. A. Formanovskii, I. V. Mikhura

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 330 KB

english, 1991

25

5(3)-Hydroxyisoxazolidin-3(5)-ones and 5-hydroxy-pyrazolidin-3-ones and their ring-chain tautomerism

K. N. Zelenin, I. P. Bezhan, I. V. Lagoda

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 159 KB

english, 1991

26

Reaction of 6-cyano-1,2,4-triazolo[1,5-a]pyrimidin-5(8H)-one with phosphorus oxychloride in the presence of N,N-diethylaniline

S. Tumkyavichyus, Yu. Mitskene

Journal:

Chemistry of Heterocyclic Compounds

Year:

1991

Language:

english

File:

PDF, 66 KB

english, 1991