Synthesis of spiro[imidazole-2,2′-pyrroles] by reaction of 4,5-dioxo-4,5-dihydro-1H-pyrrole-2-carboxylates with urea
- Авторы: Dubovtsev A.Y.1, Silaichev P.S.1, Zheleznova M.A.1, Aliev Z.G.2, Maslivets A.N.1
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Учреждения:
- Perm State National Research University
- Institute of Chemical Physics Problems
- Выпуск: Том 52, № 12 (2016)
- Страницы: 1779-1783
- Раздел: Article
- URL: https://bakhtiniada.ru/1070-4280/article/view/215435
- DOI: https://doi.org/10.1134/S1070428016120113
- ID: 215435
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Аннотация
Substituted alkyl 4,5-dioxo-4,5-dihydro-1H-pyrrole-2-carboxylates reacted with urea to give alkyl 2-(carbamoylamino)-4-hydroxy-5-oxo-2,5-dihydro-1H-pyrrole-2-carboxylates which underwent intramolecular cyclization to 8-hydroxy-1,3,6-triazaspiro[4.4]non-8-ene-2,4,7-triones by the action of sodium methoxide.
Об авторах
A. Dubovtsev
Perm State National Research University
Email: koh2@psu.ru
Россия, ul. Bukireva 15, Perm, 614990
P. Silaichev
Perm State National Research University
Email: koh2@psu.ru
Россия, ul. Bukireva 15, Perm, 614990
M. Zheleznova
Perm State National Research University
Email: koh2@psu.ru
Россия, ul. Bukireva 15, Perm, 614990
Z. Aliev
Institute of Chemical Physics Problems
Email: koh2@psu.ru
Россия, Chernogolovka, Moscow oblast
A. Maslivets
Perm State National Research University
Автор, ответственный за переписку.
Email: koh2@psu.ru
Россия, ul. Bukireva 15, Perm, 614990
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