2-(Dimethylamino-methyleneamino)-5-(di-morpholin-4-yl-phosphanyl)-thiophene-3-carboxylic acid ethyl ester 在
sulfur 作用下,
以
苯 为溶剂,
反应 1.0h,
以77%的产率得到2-(Dimethylamino-methyleneamino)-5-(di-morpholin-4-yl-phosphinothioyl)-thiophene-3-carboxylic acid ethyl ester