(-)-2-Aminobutyric acid 1492-24-6 Butanoic acid, 2-amino-, (2S)- Butanoic acid, 2-amino-, (S)- (9CI) Butyric acid, 2-amino-, L- Butyric acid, 2-amino-, L- (8CI) EINECS 216-083-3 L-2-Aminobutyric acid L-Butyrine L-alpha-Amino-n-butyric acid L-alpha-Aminobutyrate L-alpha-Aminobutyric acid NSC 97060