Synthesis of Functionalized Pyrido[1,2-<i>f</i>]phenanthridines from Phenanthridine, Activated Acetylenes, and Arylidenemalononitriles
作者:Hossein Mehrabi、Mahdi Hatami-pour
DOI:10.1080/00397911.2011.605240
日期:2013.1.1
Abstract The zwitterions generated from phenanthiridine and dialkyl acetylenedicarboxylates (DAADs) react with a variety of arylidenemalononitriles, affording substituted pyrido[1,2-f]phenanthridines. GRAPHICAL ABSTRACT