L-Valine

• Catalog No.: 94620
• CAS Number: 72-18-4
• M. F.: C5H11NO2
• M. W.: 117.14634
• Purity: ≥99.0% (NT)

SYNONYMS

• Title: L-缬氨酸
• IUPAC name: (2S)-2-amino-3-methylbutanoic acid
• IUPAC Traditional name: L-valine
• Synonyms: (S)-α-氨基异戊酸; L-2-氨基-3-甲基丁酸; L-2-Amino-3-methylbutanoic acid; (S)-α-Aminoisovaleric acid

DATABASE IDS

• EC Number: 200-773-6
• MDL Number: MFCD00064220
• Beilstein Number: 1721136
• CAS Number: 72-18-4

PROPERTIES

• Purity: ≥99.0% (NT)
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: NH4+: ≤150 mg/kg
• Cation Traces: Na: ≤200 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Ignition Residue: ≤0.1% (as SO4)
• Impurities: ≤0.3% foreign amino acids
• Linear Formula: (CH3)2CHCH(NH2)CO2H
• Loss on Drying: ≤0.1% loss on drying, 110 °C
• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Ca: ≤50 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Melting Point: 295-300 °C (subl.)(lit.)
• Optical Rotation: [α]20/D +27±1°, c = 5% in 5 M HCl
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: YV9361000
• German water hazard class: 1