Acetic acid (3R,5R,6R,8S,9S,10R,13R,14S,17R)-3-amino-17-((R)-1,5-dimethyl-hexyl)-5-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-6-yl ester 在
sodium cyanoborohydride 、
三乙胺 、
三氯化磷 作用下,
以
甲醇 、
氯仿 为溶剂,
反应 25.0h,
生成 [(1R,2R,4S,5S,8R,9R,12S,13R,16R)-18-[(2R,3S,5R)-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-9,13-dimethyl-8-[(2R)-6-methylheptan-2-yl]-17-propan-2-yl-19-oxa-17-aza-18-phosphapentacyclo[14.3.1.01,13.04,12.05,9]icosan-2-yl] acetate