English name: L-2-Aminobutyric acid English Name: L-2-Aminobutanoic acid; L-(+)-2-Aminobutyric acid; L-alpha-amino-n-butyrate; (S) - (+) -2 - Aminobutyric acid; (S)-2-Aminobutanoate; (S)-2-amino butyric acid; 2-aminobutanoic acid; (2S)-2-aminobutanoic acid; (2R)-2-aminobutanoic acid CAS No. :1492-24-6 EINECS No. :216 -083-3 Formula: C4H9NO2 Molecular Weight: 103.1198 InChI: InChI = 1/C4H9NO2/c1-2-3 (5) 4 (6) 7/h3H, 2,5 H2, 1H3, (H, 6,7) / t3-/m1/s1 Density: 1.105g/cm3 Melting point: 300 ℃ Boiling point: 215.2 ° C at 760 mmHg Flash Point: 83.9 ° C Vapor Pressure: 0.0579mmHg at 25 ° C Properties: Appearance: white crystal powder or crystalline powder Loss on drying: ≤ 0.3% Melting_point :298-304 ° C