Synonyms: Butanoicacid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-, (S)-;Butyric acid,2-(carboxyamino)-, N-tert-butyl ester, L- (8CI);(2S)-2-(tert-Butoxycarbonylamino)butanoic acid;(2S)-2-[[(1,1-Dimethylethoxy)carbonyl]amino]butanoic acid;(S)-2-(((tert-Butoxy)carbonyl)amino)butanoic acid;(S)-2-(tert-Butoxycarbonylamino)butyric acid;2-(2S)-[(tert-Butoxycarbonyl)amino]butyricacid;BOC-L-a-Aminobutyricacid;N-(tert-Butoxycarbonyl) 2(S)-aminobutyric acid;N-tert-Butoxycarbonyl-L-a-aminobutanoic acid;NSC 335382;