Reaction of trialkyl phosphites with phosphonodithioformates: Access to substituted methylene bis-phosphonates via stabilized ylids.
作者:Andrew Bulpin、Serge Masson、Aboubacary Sene
DOI:10.1016/s0040-4039(00)88749-3
日期:1990.1
phosphonodithioformates leads to stabilized phosphonium ylids. The reaction of these ylids with hydrochloric acid, methyl iodide, benzyi-, allyl- and propargyl- bromide is studied: C-Protonation or S-alkylation which occurs with an Arbuzov-type dealkylation gives access to substituted methylene bis-phosphonates or to stabilized sulphonium ylids.
向膦酰二硫代甲酸酯中加入2当量的亚磷酸三烷基酯导致稳定的phospho基。研究了这些碘化物与盐酸,甲基碘,苄基,烯丙基和炔丙基溴的反应:Arbuzov型脱烷基反应发生的C-质子化或S-烷基化使取代亚甲基双膦酸酯得以稳定yl基。