Acetic acid (S)-2-bromo-1-((3aR,5R,6R,6aR)-6-hydroxy-2,2-dimethyl-6-vinyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl)-ethyl ester 在
偶氮二异丁腈 、
三正丁基氢锡 作用下,
以
甲苯 为溶剂,
以31%的产率得到Acetic acid (3aR,4aR,5R,7aR,7bR)-7a-hydroxy-2,2,7-trimethyl-hexahydro-cyclopenta[4,5]furo[2,3-d][1,3]dioxol-5-yl ester