2,2'-methylenebis(6-tert-butyl-4-methyl-o-phenylene) phosphorochloridite 、
diisopropyl (E)-azodicarboxylate 以
甲苯 为溶剂,
反应 72.0h,
以80%的产率得到propan-2-yl 1',9'-ditert-butyl-2-chloro-3',7'-dimethyl-5-propan-2-yloxyspiro[1-oxa-3,4-diaza-2lambda5-phosphacyclopent-4-ene-2,11'-5H-benzo[d][1,3,2]benzodioxaphosphocine]-3-carboxylate