(1R,3R,5M)-N-benzyl-6-hydroxy-5-(2'-hydroxymethyl-4'-isopropoxy-1'-phenyl)-8-isopropoxy-1,3-dimethyl-1,2,3,4-tetrahydroisoquinoline 、
2-溴丙烷 在
caesium carbonate 作用下,
以
丙酮 为溶剂,
反应 40.0h,
以96%的产率得到(1R,3R,5P)-N-benzyl-5-(2'-hydroxymethyl-4'-isopropoxy-1'-phenyl)-6,8-diisopropoxy-1,3-dimethyl-1,2,3,4-tetrahydroisoquinoline