Methyl 5-methyl-2,3-hexadienoate 、 1,3,4-Triphenyl-α-phenylimino-4H-1,2,4-triazol-1-io-5-methanethiolate 以
甲苯 为溶剂,
反应 2.0h,
以52%的产率得到(Z)-methyl 5'-(iso-butyl)-1,4-dihydro-1,3,4-triphenyl-2'-(phenylimino)spiro[3H-1,2,4-triazole-5,3'(2'H)-thiophene]-4'-carboxylate