Alkenyl derivatives of 5-nitro-2-pyridone: Synthesis and halocyclization
- Авторы: Kalita E.V.1, Kim D.G.1, Yeltsov O.S.2, Shtukina T.S.2
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Учреждения:
- South Ural State University (National Research University)
- Ural Federal University
- Выпуск: Том 52, № 8 (2016)
- Страницы: 1148-1153
- Раздел: Article
- URL: https://journals.rcsi.science/1070-4280/article/view/214819
- DOI: https://doi.org/10.1134/S1070428016080091
- ID: 214819
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Аннотация
Alkylation of 5-nitro-2-pyridone by alkenyl halides in acetone in the presence of K2СО3 proceeds with generation of a mixture of N- and О-derivatives with N-isomer prevailing. 1-Allyl- and 1-methylallyl-5-nitro-2-pyridone react with halogens with the formation of 2-halomethyl-6-nitro-2,3-dihydrooxazolo[3,2-a]-pyridinium halides. 1-Prenyl-5-nitro-2-pyridone reacts with bromine with the formation of 3-bromine-2,2-dimethyl-7-nitro-3,4-dihydro-2Н-pyrido[2,1-b][1,3]oxazinium bromide, and with iodine giving 2,2-dimethyl-7-nitro-3,4-dihydro-2Н-pyrido[2,1-b][1,3]oxazinium triiodide.
Об авторах
E. Kalita
South Ural State University (National Research University)
Автор, ответственный за переписку.
Email: berdnik_lena@mail.ru
Россия, pr. Lenina 76, Chelyabinsk, 454080
D. Kim
South Ural State University (National Research University)
Email: berdnik_lena@mail.ru
Россия, pr. Lenina 76, Chelyabinsk, 454080
O. Yeltsov
Ural Federal University
Email: berdnik_lena@mail.ru
Россия, Yekaterinburg
T. Shtukina
Ural Federal University
Email: berdnik_lena@mail.ru
Россия, Yekaterinburg
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