(3S,10bR)-10b-[(3,4-dimethoxyphenyl)methyl]-8,9-dimethoxy-3-phenyl-3,6-dihydro-2H-[1,3]oxazolo[2,3-a]isoquinolin-5-one 在
红铝 作用下,
以
甲苯 为溶剂,
反应 6.0h,
以90%的产率得到(1S)-1-[(3,4-dimethoxyphenyl)methyl]-2-[(1S)-2-hydroxy-1-phenylethyl]-6,7-dimethoxy-1,4-dihydroisoquinolin-3-one