2-(benzylthio)-7-hydroxy-7-methyl-5-(4-methylphenyl)-N-phenyl-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide                                                                                                                                                                                              以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                以82%的产率得到2-(benzylthio)-5-methyl-7-(4-methylphenyl)-N-phenyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide