Hetero-diels–alder reaction of 5-ylidene-4-sulfanylidene-1,3-thiazolidin-2-ones with N,N′-bis(methoxycarbonyl)-1,4-benzoquinone diimine
- Авторы: Velikorodov A.V.1, Shustova E.A.1, Kovalev V.B.1
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Учреждения:
- Astrakhan State University
- Выпуск: Том 53, № 6 (2017)
- Страницы: 932-934
- Раздел: Article
- URL: https://bakhtiniada.ru/1070-4280/article/view/216425
- DOI: https://doi.org/10.1134/S1070428017060197
- ID: 216425
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Аннотация
Hetero-Diels–Alder reaction of 5-(propan-2-ylidene)-4-sulfanylidene-1,3-thiazolidin-2-one with N,N′-bis(methoxycarbonyl)-1,4-benzoquinone diimine in boiling toluene afforded 87% of dimethyl 9,9-dimethyl-2-oxo-8a,9-dihydro-2H-thiochromeno[2,3-d][1,3]thiazole-5,8(3H,4aH)-diylidenedicarbamate. Analogous reactions of 5-benzylidene-, 5-{[4-(dimethylamino)phenyl]methylidene}-, and 5-[(2-hydroxyphenyl)-methylidene]-4-sulfanylidene-1,3-thiazolidin-2-ones led to the formation of the corresponding dimethyl 9-aryl-2-oxo-3,9-dihydro-2H-thiochromeno[2,3-d][1,3]thiazole-5,8-diyldicarbamates in 64–82% yield.
Об авторах
A. Velikorodov
Astrakhan State University
Автор, ответственный за переписку.
Email: avelikorodov@mail.ru
Россия, pl. Shaumyana 1, Astrakhan, 414000
E. Shustova
Astrakhan State University
Email: avelikorodov@mail.ru
Россия, pl. Shaumyana 1, Astrakhan, 414000
V. Kovalev
Astrakhan State University
Email: avelikorodov@mail.ru
Россия, pl. Shaumyana 1, Astrakhan, 414000
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