An invention includes a process for the preparation of (S)-2((4R,4aS,6R,7R,7aR,12bS)-7,9-dimethoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6-yl)-3,3-dimethylbutan-2-ol.
一项发明涉及一种制备(S)-2((4R,4aS,6R,7R,7aR,12bS)-7,9-二甲氧基-1,2,3,4,5,6,7,7a-八氢-4a,7-
乙烯基-4,12-甲氧基
苯并呋喃[3,2-e]
异喹啉-6-基)-
3,3-二甲基丁醇的方法。