ethyl 1-[(4-amino-5-sulfanyl-4H-1,2,4-triazol-3-yl)methyl]-2,4-dimethyl-5-phenylpyrrole-3-carboxylate   、                                                                                      
碘甲烷                                                                                                                                                              在
                                                                                                                                                                                 
sodium hydroxide                                                                                                                                  作用下,
                                                                                                                                                                                                                            以81%的产率得到ethyl 1-{[4-amino-5-(methylsulfanyl)-4H-1,2,4-triazol-3-yl]methyl}-2,4-dimethyl-5-phenylpyrrole-3-carboxylate