Alkylation of 2-Sulfanylbenzoxazole with α-Iodoketones in the Absence of Bases
- Авторлар: Shagun L.G.1, Dorofeev I.A.1, Zhilitskaya L.V.1, Yarosh N.O.1, Larina L.I.1
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Мекемелер:
- Favorskii Irkutsk Institute of Chemistry
- Шығарылым: Том 54, № 8 (2018)
- Беттер: 1228-1231
- Бөлім: Article
- URL: https://journal-vniispk.ru/1070-4280/article/view/218691
- DOI: https://doi.org/10.1134/S1070428018080183
- ID: 218691
Дәйексөз келтіру
Аннотация
Reaction of 2-sulfanylbenzoxazole with 1-iodopropan-2-one, 2-iodo-1-phenylethanone, and 2-iodo-1-(thiophen-2-yl)ethanone without solvent and bases afforded bis(benzoxazol-2-yl)disulfonium derivatives in a single preparative stage. The reaction proceeds as a domino-process and includes the alkylation of a sulfanyl group of benzoxazole, the reduction of iodoketone with hydrogen iodide, the oxidation of 2-sulfanylbenzoxazole to disulfide, the alkylation of disulfide atoms of sulfur, and the formation of triiodideanions. The yield of disulfonium derivatives increases twice in the presence of equimolar amount of iodine.
Авторлар туралы
L. Shagun
Favorskii Irkutsk Institute of Chemistry
Email: lara_zhilitskaya@irioch.irk.ru
Ресей, ul. Favorskogo 1, Irkutsk., 664033
I. Dorofeev
Favorskii Irkutsk Institute of Chemistry
Email: lara_zhilitskaya@irioch.irk.ru
Ресей, ul. Favorskogo 1, Irkutsk., 664033
L. Zhilitskaya
Favorskii Irkutsk Institute of Chemistry
Хат алмасуға жауапты Автор.
Email: lara_zhilitskaya@irioch.irk.ru
Ресей, ul. Favorskogo 1, Irkutsk., 664033
N. Yarosh
Email: lara_zhilitskaya@irioch.irk.ru
L. Larina
Favorskii Irkutsk Institute of Chemistry
Email: lara_zhilitskaya@irioch.irk.ru
Ресей, ul. Favorskogo 1, Irkutsk., 664033
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