Selective sulfur oxygenation in phosphoroamidate, thionophosphate, and thiophosphate agrochemicals by perfluoro-cis-2,3-dialkyloxaziridine
作者:Marco Terreni、Massimo Pregnolato、Giuseppe Resnati、Emilio Benfenati
DOI:10.1016/0040-4020(95)00413-3
日期:1995.7
Several organophosphorus agrochemicals 2a-g with thioether, phosphoramidic, phosphorothioic, and phosphorothionic functions were reacted with perfluoro cis-2-n-butyl-3-n-propyloxaziridine 1. The selective oxygenation of sulfide function to give sulfoxide derivatives 3a-g occurred in high yields without overoxidation to sulfone products. Sulfoxides 3a-e were further oxidized under mild conditions to
几个有机磷农药2A -g与硫醚,磷酰胺,硫代磷酰,和phosphorothionic功能用全氟反应顺式-2- Ñ丁基-3- Ñ -propyloxaziridine 1。硫化物的选择性氧化产生了亚砜衍生物3a- g,产率很高,而不会过度氧化成砜产物。亚砜3a-e在温和条件下进一步氧化为相应的砜4a-e。所有产品本身都是分析环境标准所感兴趣的,并且详细描述了其制备方法。