<3R*-(E,3α,11bα)>-ethyl <3-(2-cyanoethyl)-1,3,4,6,7,11b-hexahydro-9,10-methylenedioxy-2H-benzoquinolizine-2-ylidene>acetate 在
palladium on activated charcoal
氢气 、
三乙胺 作用下,
以
甲醇 为溶剂,
以89%的产率得到<2S*-(2α,3β,11bβ)>-ethyl <3-(2-cyanoethyl)-1,3,4,6,7,11b-hexahydro-9,10-methylenedioxy-2H-benzo
quinolizidine-2α-yl>acetate