1-[4-(4-phenyl-1,2,3,6-tetrahydropyridin-1-yl)butyl]-7-nitro-2,4(1H,3H)-quinazolinedione 、
氯化亚锡 在
氢氧化钾 、
氯仿 、
magnesium sulfate 、
盐酸 、
甲醇 作用下,
以
乙醇 为溶剂,
反应 3.0h,
以1-[4-(4-Phenyl-1,2,3,6-tetrahydropyridin-1-yl)butyl]-7-amino-2,4(1H,3H)-quinazolinedione hydrochloride (546 mg) as a crystal was obtained by recrystallization from 10% hydrogen chloride in methanol的产率得到1-[4-(4-phenyl-1,2,3,6-tetrahydropyridin-1-yl)butyl]-7-amino-2,4(1H,3H)-quinazolinedione hydrochloride