14-O-{[(7RS,8RS)-7-(tert-butyl-diphenyl-silanyloxy)-1,4-dioxa-spiro[4.5]dec-8-ylsulfanyl]-acetyl}-mutilin                                                                                                                                                              在
                                                                                                                                                                                 Montmorillonite K
10                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 72.0h,
                                                                                                                生成                                                 14-O-{[(1R,2R)-2-(tert-butyl-diphenyl-silanyloxy)-4-oxo-cyclohexylsulfanyl]-acetyl}-mutilin   、                                                                                             14-O-{[(1S,2S)-2-(tert-butyl-diphenyl-silanyloxy)-4-oxo-cyclohexylsulfanyl]-acetyl}-mutilin