7-{(1R,2R,3R,5S)-3,5-Bis-(tetrahydro-pyran-2-yloxy)-2-[(E)-(S)-3-(tetrahydro-pyran-2-yloxy)-oct-1-enyl]-cyclopentyl}-5-fluoro-6-oxo-heptanoic acid methyl ester 在
溶剂黄146 作用下,
生成
5-Fluoro-6-oxo-7-[(1R,2R,3R)-5-oxo-3-triphenylsilanyloxy-2-((E)-(S)-3-triphenylsilanyloxy-oct-1-enyl)-cyclopentyl]-heptanoic acid methyl ester