Acetic acid (3S,6R,8aS)-3-(4-{amino-[(Z)-benzyloxycarbonylimino]-methyl}-benzylcarbamoyl)-6-benzyl-5-oxo-octahydro-indolizin-6-yl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
以100%的产率得到[1-Amino-1-(4-{[((3S,6R,8aS)-6-benzyl-6-hydroxy-5-oxo-octahydro-indolizine-3-carbonyl)-amino]-methyl}-phenyl)-meth-(Z)-ylidene]-carbamic acid benzyl ester