(2S,3R,13bS)-3-[tert-butyl(dimethyl)silyl]oxy-2,11,12-trimethoxy-1,2,3,5,6,8-hexahydroindolo[7a,1-a]isoquinolin-9-one 在
L-Selectride 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以74%的产率得到(2S,3R,9R,13bS)-3-[tert-butyl(dimethyl)silyl]oxy-2,11,12-trimethoxy-2,3,5,6,8,9-hexahydro-1H-indolo[7a,1-a]isoquinolin-9-ol