i-butylmagnesium iodide 、 4,5α-epoxy-19
anti-((
R)-1-hydroxy-1-methyl-pentyl)-3,6-dimethoxy-17-methyl-6β,14-ethano-morphina-7,16-dienium; perchlorate 以
乙醚 为溶剂,
生成
(R)-2-((16S)-4,5α-epoxy-16-isobutyl-3,6-dimethoxy-17-methyl-6α,14α-etheno-morphinan-7α-yl)-hexan-2-ol