tert-butyl ((4-benzyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)methyl)((R)-1-(naphthalen-1-yl)ethyl)carbamate 在
5%-palladium/activated carbon
氢气 、
溶剂黄146 作用下,
以
乙酸乙酯 为溶剂,
以98%的产率得到tert-butyl ((3,4-dihydro-2H-benzo[b][1,4]oxazin-2-yl)methyl)((R)-1-(naphthalen-1-yl)ethyl)carbamate