tert-butyl (1-{2-[7-cyano-4-(3-hydroxypropyl)-2-oxo-3,4-dihydroquinoxalin-1(2H)-yl]ethyl}piperidin-4-yl)(2,3-dihydro[1,4]dioxino[2,3-c]pyridin-7-ylmethyl)carbamate 在
盐酸 作用下,
以
1,4-二氧六环 、
二氯甲烷 为溶剂,
反应 0.25h,
生成 4-(2-{4-[(2,3-dihydro[1,4]dioxino[2,3-c]pyridin-7-ylmethyl)amino]piperidin-1-yl}ethyl)-1-(3-hydroxypropyl)-3-oxo-1,2,3,4-tetrahydroquinoxaline-6-carbonitrile dihydrochloride