1-{3-[4-(3-tert-butoxycarbonylaminopropyl)-tert-butoxycarbonylaminobutyl]-tert-butoxycarbonylaminopropyl}-3β-[9-(4-benzyloxycarbonyloxy-3,5-dimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl]-urea 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以97%的产率得到1-{3-[4-(3-tert-butoxycarbonylaminopropyl)-tert-butoxycarbonylaminobutyl]-tert-butoxycarbonylaminopropyl}-3-[9-(4-hydroxy-3,5-dimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl]-urea