Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile
The reaction of (2E,4E)-5-phenyl-2-cyano-2,4-pentadienethioamide or (E)-3-(2-nitrophenyl)acrolein and cyanothioacetamide with alpha-bromoketones afforded new (2E,4E)-5-aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitriles. Direct bromination of the latter by the action of bromine in DMF proceeded regio...
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MAIK NAUKA/INTERPERIODICA/SPRINGER
2021
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ir-20.500.12258-159932021-06-10T12:14:04Z Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile Dotsenko, V. V. Доценко, В. В. Aksenov, N. A. Аксенов, Н. А. Aksenova, I. V. Аксенова, И. В. Shcherbakov, S. V. Щербаков, С. В. Ovcharov, S. N. Овчаров, С. Н. Cyanothioacetamide 5-bromothiazoles Knoevenagel condensation (2E; 4E)-5-aryl-2-cyano-2 Bromination Hantzsch thiazole synthesis 4-pentadienethioamides The reaction of (2E,4E)-5-phenyl-2-cyano-2,4-pentadienethioamide or (E)-3-(2-nitrophenyl)acrolein and cyanothioacetamide with alpha-bromoketones afforded new (2E,4E)-5-aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitriles. Direct bromination of the latter by the action of bromine in DMF proceeded regiospecifically at the C-5 position of the thiazole ring without affecting the diene system and leads to the formation of new series of (2E,4E)-5-aryl-2-(5-bromo-4-arylthiazol-2-yl)penta-2,4-dienenitriles 2021-06-08T14:18:37Z 2021-06-08T14:18:37Z 2021 Статья Pakholka, NA; Dotsenko, VV; Krivokolysko, BS; Frolov, KA; Aksenov, NA; Aksenova, IV; Shcherbakov, SV ; Ovcharov, SN; Krivokolysko, SG. Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile // RUSSIAN JOURNAL OF GENERAL CHEMISTRY. - 2021. - Том: 91. - Выпуск: 4. - Стр.: 606-613 http://hdl.handle.net/20.500.12258/15993 en Russian Journal of General Chemistry application/pdf application/pdf MAIK NAUKA/INTERPERIODICA/SPRINGER |
institution |
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Репозиторий |
language |
English |
topic |
Cyanothioacetamide 5-bromothiazoles Knoevenagel condensation (2E; 4E)-5-aryl-2-cyano-2 Bromination Hantzsch thiazole synthesis 4-pentadienethioamides |
spellingShingle |
Cyanothioacetamide 5-bromothiazoles Knoevenagel condensation (2E; 4E)-5-aryl-2-cyano-2 Bromination Hantzsch thiazole synthesis 4-pentadienethioamides Dotsenko, V. V. Доценко, В. В. Aksenov, N. A. Аксенов, Н. А. Aksenova, I. V. Аксенова, И. В. Shcherbakov, S. V. Щербаков, С. В. Ovcharov, S. N. Овчаров, С. Н. Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
description |
The reaction of (2E,4E)-5-phenyl-2-cyano-2,4-pentadienethioamide or (E)-3-(2-nitrophenyl)acrolein and cyanothioacetamide with alpha-bromoketones afforded new (2E,4E)-5-aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitriles. Direct bromination of the latter by the action of bromine in DMF proceeded regiospecifically at the C-5 position of the thiazole ring without affecting the diene system and leads to the formation of new series of (2E,4E)-5-aryl-2-(5-bromo-4-arylthiazol-2-yl)penta-2,4-dienenitriles |
format |
Статья |
author |
Dotsenko, V. V. Доценко, В. В. Aksenov, N. A. Аксенов, Н. А. Aksenova, I. V. Аксенова, И. В. Shcherbakov, S. V. Щербаков, С. В. Ovcharov, S. N. Овчаров, С. Н. |
author_facet |
Dotsenko, V. V. Доценко, В. В. Aksenov, N. A. Аксенов, Н. А. Aksenova, I. V. Аксенова, И. В. Shcherbakov, S. V. Щербаков, С. В. Ovcharov, S. N. Овчаров, С. Н. |
author_sort |
Dotsenko, V. V. |
title |
Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
title_short |
Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
title_full |
Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
title_fullStr |
Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
title_full_unstemmed |
Synthesis and Regiospecific Bromination of (2E,4E)-5-Aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
title_sort |
synthesis and regiospecific bromination of (2e,4e)-5-aryl-2-(4-arylthiazol-2-yl)penta-2,4-dienenitrile |
publisher |
MAIK NAUKA/INTERPERIODICA/SPRINGER |
publishDate |
2021 |
url |
https://dspace.ncfu.ru/handle/20.500.12258/15993 |
work_keys_str_mv |
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