Synthesis of indolocarbazoles via sequential palladium catalyzed cross-coupling and benzannulation reactions
作者:Craig A. Merlic、Daniel M. McInnes
DOI:10.1016/s0040-4039(97)10088-0
日期:1997.11
Differentially substituted indolocarbazoles are readily prepared via a synthetic route employing two palladium catalyzedreactions. First, biindoles are prepared from a palladium catalyzed cross coupling reaction. Second, a new palladium catalyzed benzannulation reaction employing biindolyl iodides and alkynes provides indolocarbazoles.