4,5'-bis-(6,7-dimethoxy-3,4-dihydroisoquinolin-1-ylmethyl)-2-methoxy(diphenyl ether) dimethiodide 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 1.5h,
以95%的产率得到6,7-dimethoxy-1-[[4-[5-(6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolinyl)methyl-2-methoxy]phenoxy]benzyl]-2-methyl-1,2,3,4-tetrahydroisoquinoline