A new photocyclization approach to the rare 1,3-thiazino[6,5-b]indol-4-one derivatives
作者:Peter Kutschy、Mojmı́r Suchý、Aldo Andreani、Milan Dzurilla、Maddalena Rossi
DOI:10.1016/s0040-4039(01)02040-8
日期:2001.12
The analogs of indole phytoalexin cyclobrassinon have been prepared in four steps from corresponding I-substituted 2-chloroindole-3-carboxylic acids, employing a hitherto unknown photochemical cyclization of new indolyl thiocarbamates to 1,3-thiazino[6,5-b]indole-4-one derivatives as a key step. (C) 2001 Elsevier Science Ltd. All rights reserved.