2-amino-4-(6-ethoxy-3,4,8,9-tetrahydro-3,3,8,8-tetramethylfuro[2,3-h]isoquinolin-1-yl)-N-methylbenzamide 在
盐酸 作用下,
以
乙酸乙酯 为溶剂,
以91%的产率得到4-(6-Ethoxy-3,4,8,9-tetrahydro-3,3,8,8-tetramethylfuro[2,3-h]isoquinolin-1-yl)-N-methyl-2-[(1-methylethylidene)amino]benzamide hydrochloride