2-Methyl-3-(aryl or alkyl)-1-oxo-1,2-dihydroisoquinolines 6a-g have been prepared via an intramolecular Wittig olefination reaction from the N-acyl-N-methyl-o-triphenylphosphoniomethylbenzamide bromides 5a-g.
通过N-酰基-N-甲基-邻-
三苯基膦酰基甲基苯甲酰胺
溴化物5a-g通过分子内Wittig烯化反应制备了2-甲基-3-(芳基或烷基)-1-氧代-1,2-二氢
异喹啉6a -g。。