(Z)-(2R,3S,4R,8R,9S,10S)-3,9-Bis-(tert-butyl-dimethyl-silanyloxy)-10-[(2R,4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-2,4,6,8-tetramethyl-undec-5-en-1-ol 在
咪唑 、
二乙基异丙基胺 、
碘 、
三苯基膦 作用下,
以
乙醚 、
苯 为溶剂,
生成 [(Z,2S,3S,4R,8R,9S,10S)-3,9-bis[[tert-butyl(dimethyl)silyl]oxy]-10-[(2R,4R,5R)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl]-2,4,6,8-tetramethylundec-5-enyl]-triphenylphosphanium;iodide