(+)-3-[(S)-3-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbonyl)piperidino]-N-(3,4-methylenedioxyphenyl)propanamide 、
富马酸 在
2-Butanone ethanol 作用下,
以
乙醇 为溶剂,
以Thus, 9.38 g of (±)-3-[(S)-3-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbonyl)piperidino]-N-(3,4-methylenedioxyphenyl)propanamide fumarate was obtained as colorless crystals from ethanol/2-butanone的产率得到(+)-3-[(S)-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbonyl)piperidino]-N-(3,4-methylenedioxyphenyl)propanamide fumarate