5-endo-trigonal cyclization of o-substituted gem-difluorostyrenes: Syntheses of 2-fluorinated indoles, benzo[b]furans and benzo[b]thiophenes

被引：88

作者：

Ichikawa, J

Wada, Y

Okauchi, T

Minami, T

机构：

[1] Department of Applied Chemistry, Kyushu Institute of Technology, Tobata, Kitakyushu 804, Sensui-cho

来源：

CHEMICAL COMMUNICATIONS | 1997年 / 16期

关键词：

D O I：

10.1039/a703110f

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

beta,beta-Difluorostyrenes bearing tosylamido, hydroxy or methylsulfinyl groups at the o-position undergo intramolecular substitution of the nitrogen, oxygen or sulfur with loss of fluorine via a 5-endo-trigonal process leading to 2-fluorinated heterocyclic systems in high yields.

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收藏

页码：1537 / 1538

页数：2

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