N-allyl-N-methyl-3-hydroxy-7-(2-naphthyl)carbamoyloxy-12-(3,5-dinitriphenyl)carbamoyloxycholan-24-amide   、                                                                                      
巯丙基三甲氧基硅烷                                                                                                                                                              在
                                                                                                                                                                                 
偶氮二异丁腈                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
氯仿                                                                                  为溶剂,
                                                                                                                                                    反应 48.0h,
                                                                                                                以0.93 g的产率得到N-methyl-N-[(trimethoxysilylpropylthio)propyl]-3-hydroxy-7-(2-naphthyl)carbamoyloxy-12-(3,5-dinitriphenyl)carbamoyloxycholan-24-amide