(R)-4-((3R,5R,10S,13R,14S)-3-hydroxy-10,13-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentyl diphenyl phosphonate 在
sodium ascorbate 、
四丁基碘化铵 、 copper(II) sulfate sodium azide 、
15-冠醚-5 作用下,
以
四氢呋喃 、
1,4-二氧六环 、
水 为溶剂,
反应 18.0h,
生成 ethyl 2-diethoxyphosphoryl-3-[1-[(4R)-4-[(3R,5R,10S,13R,14S)-3-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentyl]triazol-4-yl]propanoate