Friedel-Crafts chemistry. Part 60.
Concise constructions of bridged polycycles of indanes, pyrido[3,2,1-jk]carbazoles and pyrido[3,2,1-kl]phenothiazines via Friedel-Crafts ring closures
Synthesis of 5,6-dihydro-4H-pyrido[3,2,1-jk]carbazolesvia intermolecular [4+2] cycloaddition
作者:Alan R. Katritzky、Guifen Zhang、Ming Qi、Linghong Xie
DOI:10.1016/s0040-4039(97)01663-8
日期:1997.10
4-, 4,5- and 4,6-Substituted 5,6-dihydro-4H-pyrido[3,2,1-jk]carbazoles are synthesized regioselectively from carbazole by a novel, two step sequence. (C) 1997 Elsevier Science Ltd.