甲酸 、
tert-butyl 4-((rac-2S,3R,4R)-1-acetyl-2,3-dimethyl-4-(phenylamino)-1,2,3,4-tetrahydroquinolin-6-yl)-2-methylpiperazine-1-carboxylate 在
盐酸 作用下,
以
1,4-二氧六环 、
甲醇 为溶剂,
反应 23.0h,
以58.6%的产率得到1-((rac-2S,3R,4R)-2,3-dimethyl-6-(3-methylpiperazin-1-yl)-4-(phenylamino)-3,4-dihydroquinolin-1(2H)-yl)ethanone formate salt