(5R,8R,10S,11R)-tert-butyl 4-hydroxy-5-(hydroxymethyl)-3-methoxy-2-methyl-7-oxo-5,7,8,9,10,11-hexahydro-8,11-epiminoazepino[1,2-b]isoquinoline-10-carboxylate 在
氢气 作用下,
以
乙醇 为溶剂,
以74%的产率得到(5R,8R,10S,11R,11aR)-tert-butyl 4-hydroxy-5-(hydroxymethyl)-3-methoxy-2-methyl-7-oxo,5.7.8.9.10.11a,12-octahydro-8,11-epiminoazepino[1,2-b]isoquinoline-10-carboxylate