(S)-3-((tert-Butoxycarbonyl)amino)-4-(4-nitrophenyl)butanoic acid127106-71-2100 % similar Boc-(R)-3-amino-4-(4-nitro-phenyl)-butyric acid219297-12-8100 % similar Boc-(R)-3-amino-4-(4-methyl-phenyl)-butyric acid269398-85-870 % similar Boc-(S)-3-amino-4-(4-fluoro-phenyl)-butyric acid218608-97-069 % similar Boc-(R)-3-amino-4-(4-fluoro-phenyl)-butyric acid218609-00-869 % similar Boc-(R)-3-amino-4-(4-iodo-phenyl)-butyric acid269396-71-669 % similar Boc-(S)-3-amino-4-(4-bromo-phenyl)-butyric acid270062-85-669 % similar Boc-(S)-3-amino-4-(4-pyridyl)-butyric acid219297-13-967 % similar Fmoc-(R)-3-amino-4-(4-nitro-phenyl)-butyric acid269398-78-966 % similar Boc-(R)-3-amino-4-(3-thienyl)-butyric acid269726-92-363 % similar Boc-(R)-3-amino-4-(2-naphthyl)-butyric acid219297-10-663 % similar Boc-(R)-3-amino-4-(3,4-difluoro-phenyl)-butyric acid269396-59-063 % similar Boc-(R)-3-amino-4-(3-methyl-phenyl)-butyric acid269398-83-661 % similar Boc-(S)-3-amino-4-(3-chloro-phenyl)-butyric acid270596-39-961 % similar Boc-(R)-3-amino-4-(3-trifluoromethyl-phenyl)-butyric acid269726-74-158 % similar Boc-(S)-3-amino-4-(3-trifluoromethyl-phenyl)-butyric acid270065-77-558 % similar Boc-D-phe-ONp16159-70-958 % similar Boc-(S)-3-amino-4-(2-thienyl)-butyric acid190190-47-757 % similar Boc-L-3-nitrophenylalanine131980-29-556 % similar Boc-3-Nitro-D-phenylalanine158741-21-056 % similar