Hydroxymethyl-((R)-1-hydroxymethyl-2-phenyl-ethyl)-carbamic acid tert-butyl ester

2-((tert-butoxycarbonyl)amino)-3-phenylpropyl acetate

(±)-Boc-α-phosphonoglycine trimethyl ester

苯甲醛

methyl (Z)-2-(N-Boc-amino)-3-phenylpropenoate