N1-<3-cyano-6-(4-hydroxyphenyl)-4-phenyl-2-pyridylthio>acetyl-N4-phenyl-3-thiosemicarbazide                                                                                                                                                              在
                                                                                                                                                                                 
sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 5.0h,
                                                                                                                以67%的产率得到3-amino-6-(4-hydroxyphenyl)-4-phenyl-2-(4-phenyl-5-thioxo-2,4-dihydro-1,2,4-triazol-3-yl)thieno<2,3-b>pyridine