tert-butyl (3S,5S,6R)-3-[(3R)-4-azido-3-hydroxybutyl]-2-oxo-5,6-diphenyl-1,4-oxazine-4-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
以91%的产率得到tert-butyl (3S,5S,6R)-3-[(R)-4-amino-3-hydroxybutyl]-2-oxo-5,6-diphenylmorpholine-4-carboxylate