[(R)-4-(3-benzyloxy-phenyl)-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-yl]-di(carbamic acid tert-butyl ester) 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
反应 3.0h,
生成
[(R)-5,5-difluoro-4-(3-hydroxy-phenyl)-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-yl]-di(carbamic acid tert-butyl ester)