ethanol
α-hydrazinobenzenepropanoic acid
2-bromo-3-phenylpropanoic acid
Nβ-Benzyloxycarbonyl-DL-α-hydrazino-β-phenyl-propionsaeure
Nβ-Benzyloxycarbonyl-DL-α-hydrazino-β-phenyl-propionsaeureamid
Nα,Nβ-Bis-(benzyloxycarbonyl-glycyl)-DL-α-hydrazino-β-phenyl-propionsaeure-ethylester
Nβ-tert.-Butyloxycarbonyl-Nα-(benzyloxycarbonyl-glycyl)-DL-α-hydrazino-β-phenyl-propionsaeure-ethylester
Nβ-(Benzyloxycarbonyl-glycyl)-DL-α-hydrazino-β-phenyl-propionsaeurehydrazid