(3Z,5R,7S)-7,9-bis[(tert-butyldiphenylsilyl)oxy]-3-hydroxy-5-methoxy-3-nonene-2,8-dione 以
氘代苯 为溶剂,
反应 4.0h,
以75%的产率得到(2S,3aS,4R,6S,6aR)-6-[tert-butyl(diphenyl)silyl]oxy-6a-[[tert-butyl(diphenyl)silyl]oxymethyl]-2-hydroxy-4-methoxy-2-methyl-3a,4,5,6-tetrahydrocyclopenta[b]furan-3-one