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 catalyzed reactions. 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.
差异取代的吲哚并咔唑很容易通过合成路线使用两个钯催化的反应制备。首先,由钯催化的交叉偶联反应制备双吲哚。其次,使用联二碘代碘化物和炔烃的新的钯催化的苯并环化反应提供了吲哚并咔唑。