Acetic acid (R)-1-((2R,3R)-3-methoxy-6-oxo-4-phenylsulfanyl-tetrahydro-pyran-2-yl)-but-3-enyl ester 在
偶氮二异丁腈 、
三正丁基氢锡 作用下,
以
苯 为溶剂,
生成
Acetic acid (R)-1-((2S,3S)-3-methoxy-6-oxo-tetrahydro-pyran-2-yl)-but-3-enyl ester 、 Acetic acid (1R,5S,6R,8R,9S)-9-methoxy-6-methyl-3-oxo-2-oxa-bicyclo[3.3.1]non-8-yl ester 、 Acetic acid (1R,5S,6S,8R,9S)-9-methoxy-6-methyl-3-oxo-2-oxa-bicyclo[3.3.1]non-8-yl ester