tert-butyl-[[(1R,2S,3S,5S,7R)-5-[[(4S,6R,8S,10R,13S)-13-[tert-butyl(dimethyl)silyl]oxy-10-[2-[(4-methoxyphenyl)methoxy]ethyl]-13-methyl-5,7,9-trioxadispiro[5.1.58.26]pentadecan-4-yl]methyl]-3-methyl-7-(phenylmethoxymethyl)-6,8-dioxabicyclo[3.2.1]octan-2-yl]oxy]-dimethylsilane                                                                                                                                                              在
                                                                                                                                                                                 camphor-10-sulfonic acid                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 5.0h,
                                                                                                                生成                                                 tert-butyl-[[(1R,2S,3S,5S,7R)-5-[[(4S,6S,8S,10R,13S)-13-[tert-butyl(dimethyl)silyl]oxy-10-[2-[(4-methoxyphenyl)methoxy]ethyl]-13-methyl-5,7,9-trioxadispiro[5.1.58.26]pentadecan-4-yl]methyl]-3-methyl-7-(phenylmethoxymethyl)-6,8-dioxabicyclo[3.2.1]octan-2-yl]oxy]-dimethylsilane