N-benzyloxycarbonyl-beta-benzyl-L-aspartyl-D-valine (R)-alpha-ethoxymethylbenzylamide 在
palladium-carbon 作用下,
以
甲醇 、
水 为溶剂,
以to obtain 0.38 g (1.00 mmol, 50.3%) of α-L-aspartyl-D-valine (R)-α-ethoxymethylbenzylamide的产率得到α-L-aspartyl-D-valine (R)-α-ethoxymethylbenzylamide