dimethyl (1S,2R)-1,2-isopropylidenedioxy-1,2,3,5-tetrahydro-5-indolizinone-7,8-dicarboxylate 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
40.0~50.0 ℃
、1.52 MPa
条件下,
以88%的产率得到dimethyl (1S,2R,7S,8S,8aR)-1,2-isopropylidenedioxy-1,2,3,5,6,7,8,8a-octahydro-5-indolizinone-7,8-dicarboxylate