4,8-di-tert-butyl-6-chloro-2,10-dimethoxy-5,7,6-dioxaphosphadibenzo[a,c]cycloheptene 、
1,2,5,6-di-O-isopropylidene-3-deoxy-3-amino-α-D-glucofuranoside 在
吡啶 作用下,
以
甲苯 为溶剂,
以44%的产率得到4,8-di-tert-butyl-N-((3aR,5S,6R,6aR)-5-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-yl)-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-amine