(4R,4aR,7aR,12bS)-6-acetyl-3-(cyclopropylmethyl)-9-methoxy-1,2,4,4a,5,6,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one 在
三溴化硼 作用下,
以
氯仿 为溶剂,
反应 0.5h,
以84%的产率得到(4R,4aR,7aR,12bS)-6-acetyl-3-(cyclopropylmethyl)-9-hydroxy-1,2,4,4a,5,6,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one