methyl 2-[1-(2-dimethylamino-4-oxo-4,5-dihydro-1,3-selenazol-5-yl)ethylidene]hydrazine-1-carboxylate 在
phenyltrimethylammonium tribromide 作用下,
以
二氯甲烷 为溶剂,
反应 5.0h,
以75%的产率得到methyl 2-{1-[2-dimethylamino-4-oxo-1,3-selanazol-5(4H)-ylidene]ethyl}diazene-1-carboxylate