tert-butyl (2R)-2-{[{1-[4-(benzyloxy)-3-(3-methoxypropoxy)phenyl]ethyl}(cyclopropyl)amino]carbonyl}morpholin-4-carboxylate 在
钯 氢气 、 silica gel 、
ethyl acetate n-hexane 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以to give tert-butyl (2R)-2-[(cyclopropyl{(1R)-1-[4-hydroxy-3-(3-methoxypropoxy)phenyl]ethyl}amino)carbonyl]morpholin-4-carboxylate [Ex(169-1)] (913 mg) as a colorless oil的产率得到tert-butyl (2R)-2-[(cyclopropyl{(1R)-1-[4-hydroxy-3-(3-methoxypropoxy)phenyl]ethyl}amino)carbonyl]morpholin-4-carboxylate