Phosphonium Ylides In Organic Synthesis III. 12 A Novel Synthesis Of α-Substituted Ylides and Pyrazole Systems
作者:Ayman W. Erian、Nadia R. Mohamed、Hamdi M. Hassaneen
DOI:10.1080/00397919908086132
日期:1999.5
Abstract A novel synthesis of a-substituted phosphoniumylides and pyrazole systems via the treatment of hydrazonoyl halides 1 with phosphoranes 2 and 6, respectively is reported.