L-valine 99.0%

L-Valine

L-Valine;Valine,L-;L-(+)-α-Aminoisovaleric acid;Valine;Butanoic acid,2-amino-3-methyl-,(S)-;(S)-2-Amino-3-methylbutyric acid;2-Amino-3-methylbutanoic acid;(S)-Valine;(S)-2-Amino-3-methylbutanoic acid;(S)-α-Amino-β-methylbutyric acid;L-α-Amino-β-methylbutyric acid;NSC 76038;(2S)-2-Amino-3-methylbutanoic acid;(+)-2-Amino-3-methylbutyric acid;(2S)-2-Amino-3-methylbutanoic acid;(2S)-2-Azaniumyl-3-methylbutanoate;7004-03-7;16872-32-5;154605-70-6;1613375-16-8

72-18-4

C5H11NO2

InChIKey=KZSNJWFQEVHDMF-BYPYZUCNSA-N

117.15

117.15

1721136

200-773-6

HG18B9YRS7

760111

C29604

Leaflets from water + alcohol|White, crystalline solid

29224995

Bulk Drug Intermediates

63.3

-2.3

White powder

1.32 g/cm³

315 °C

Sublimes

83.0±22.6 °C

1.461

H2O: 85 g/L (20 ºC)

Store at RT.

5.55X10-9 mm Hg at 25 deg C (est)

LD50 intraperitoneal in rat: 5390mg/kg

28 º (c=8, 6N HCl)

2.3(at 13 °C)

Henry's Law constant = 2.63X10-9 atm-cu m/mol at 25 °C (est)

2.3 (at 13 °C)|pKa = 2.30

134.28 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|144.07 Ų [M+Na]+ [CCS Type: DT, Method: stepped-field]|132.88 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|120.9 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|133.4 Ų [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|124.3 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|124.9 Ų [M-H]-

Sublimes without melting at ordinary speed of heating. Decomposes at 298 °C (closed capillary, very rapid heating). One part dissolves in 11.7 parts of water at 15 °C, in 14.1 parts of water at 25 °C. Insoluble in common neutral solvents. /Valine DL-form/|UV: 3-46 (Organic Electronic Spectral Data, Phillips et al, John Wiley & Sons, New York) /Valine (DL)/|Raman: 426 (Sadtler Research Laboratories spectral collection) /Valine (DL)/