4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylate potassium salt   、                                                                                      
4-[(3-exo)-1,5-bis-(tert-butyl-dimethyl-silanyloxymethyl)-8-oxa-bicyclo[3.2.1]oct-3-yl]-2-(4,4-dimethyl-cyclohex-1-enyl)-phenylamine                                                                                                                                                              在
                                                                                                                                                                                 
吡啶   、                                                                                                  
氯化亚砜                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 2.5h,
                                                                                                                以90%的产率得到4-cyano-1-(2-trimethylsilanyl-ethoxymethyl)-1H-imidazole-2-carboxylic acid [4-[(3-exo)-1,5-bis-(tert-butyl-dimethyl-silanyloxymethyl)-8-oxa-bicyclo[3.2.1]oct-3-yl]-2-(4,4-dimethyl-cyclohex-1-enyl)-phenyl]-amide