tert-butyl (2R)-2-[(S)-[(4S,5S)-2,2-dimethyl-5-(phenylmethoxymethyl)-1,3-dioxolan-4-yl]-hydroxymethyl]pyrrolidine-1-carboxylate 在
palladium on activated charcoal
氢气 、 sodium hydride 作用下,
以
四氢呋喃 为溶剂,
生成 (1S,7aR)-1-[(4S,5S)-5-(hydroxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl]-5,6,7,7a-tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one