Acetic acid [(3aR,4S,7S)-1-benzyl-4-((E)-3-hydroxy-propenyl)-7-methyl-3-oxo-6-trimethylsilanylmethyl-1,2,3,4,7,7a-hexahydro-isoindol-3a-yl]-(5-oxo-tetrahydro-thiopyran-2-yl)-methyl ester                                                                                                                                                              在
                                                                                                                                                                                 
四氯化碳   、                                                                                                  
三丁基膦                                                                                                                                  作用下,
                                                                                                                                                                                                                            以100%的产率得到Acetic acid [(3aR,4S,7S)-1-benzyl-4-((E)-3-chloro-propenyl)-7-methyl-3-oxo-6-trimethylsilanylmethyl-1,2,3,4,7,7a-hexahydro-isoindol-3a-yl]-(5-oxo-tetrahydro-thiopyran-2-yl)-methyl ester