Synthesis and some transformations of polybrominated quinone diazides
- Авторы: Vasin V.A.1, Fadin M.V.1, Tarasova I.V.1
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Учреждения:
- Ogarev Mordovian State National Research University
- Выпуск: Том 53, № 12 (2017)
- Страницы: 1815-1821
- Раздел: Article
- URL: https://bakhtiniada.ru/1070-4280/article/view/217018
- DOI: https://doi.org/10.1134/S1070428017120053
- ID: 217018
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Аннотация
The reduction of polybrominated o- and p-nitrophenols with granular tin in concentrated aqueous HCl gave polybrominated aminophenols which were diazotized with sodium nitrite in concentrated sulfuric acid at 0°C to obtain polybrominated o- and p-quinone diazides. Their thermolysis with elimination of nitrogen generated ketocarbenes which reacted with acetylacetone to form insertion products at the activated methylene group. Ketocarbenes generated from o-quinone diazides reacted with typical dipolarophiles such as acetonitrile, benzonitrile, styrene, and phenylacetylene to afford the corresponding [3 + 2]-cycloaddition products.
Об авторах
V. Vasin
Ogarev Mordovian State National Research University
Автор, ответственный за переписку.
Email: orgchem@mrsu.ru
Россия, ul. Bol’shevistskaya 68, Saransk, 430005
M. Fadin
Ogarev Mordovian State National Research University
Email: orgchem@mrsu.ru
Россия, ul. Bol’shevistskaya 68, Saransk, 430005
I. Tarasova
Ogarev Mordovian State National Research University
Email: orgchem@mrsu.ru
Россия, ul. Bol’shevistskaya 68, Saransk, 430005
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