methyl (1'R,3R,4R) 4-[(1-phenylethyl)amino]-2,3,5,6-tetrahydro-4H-pyran-3-carboxylate hydrobromide 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
40.0 ℃
、700.01 kPa
条件下,
反应 16.0h,
以98%的产率得到methyl (3R,4R) 4-amino-2,3,5,6-tetrahydro-4H-pyran-3-carboxylate hydrobromide