4-二甲胺苯酰甲酸乙酯的合成及反应副产物的分离鉴定

李裕林,郭振楚,李绍白

Synthesis of ethyl 4-dimethylamino-phenylglyoxalate and studies on the reaction by-products

LI YULIN;GUO ZHENCHU;LI SHAOBAI

化学学报 . 1984, (5): 492 -494 .