(1S,2S,4R,6R,8R,9S,11S,12R,13S)-12-fluoro-11-hydroxy-9,13-dimethyl-8-methylsulfanyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one 在
2,6-二叔丁基-4-甲基吡啶 、
二氟代氙 作用下,
以
二氯甲烷 为溶剂,
以12%的产率得到(1S,2S,4R,6R,8R,9S,11S,12R,13S)-12-fluoro-8-(fluoromethylsulfanyl)-11-hydroxy-9,13-dimethyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one