A Tandem Approach to Isoquinolines from 2-Azido-3-arylacrylates and α-Diazocarbonyl Compounds
作者:Yun-Yun Yang、Wang-Ge Shou、Zheng-Bo Chen、Deng Hong、Yan-Guang Wang
DOI:10.1021/jo8003259
日期:2008.5.1
2-Azido-3-arylacrylates react with α-diazocarbonyl compounds and triphenylphosphine to furnish isoquinolines in 60−92% yields. The tandem process involves a Wolff rearrangement, an aza-Wittig reaction, and an electrocyclic ringclosure. The procedure is efficient, rapid, and general, and the substrates are readily available.