94619

L-Valine

BioUltra, ≥99.5% (NT)

• Synonym(s): (S)-α-Aminoisovaleric acid, L-2-Amino-3-methylbutanoic acid
• Linear Formula: (CH₃)₂CHCH(NH₂)CO₂H
• CAS Number: 72-18-4
• Molecular Weight: 117.15
• Beilstein: 1721136
• EC Number: 200-773-6
• MDL number: MFCD00064220
• eCl@ss: 32160406
• PubChem Substance ID: 57653624
• NACRES: NA.26

Properties

• product line: BioUltra
• Quality Level: 200
• assay: ≥99.5% (NT)
• form: powder or crystals
• optical activity: [α]20/D +27.0±0.5°, c = 5% in 5 M HCl
• impurities: insoluble matter, passes filter test; ≤0.3% foreign amino acids
• ign. residue: ≤0.05%
• loss: ≤0.05% loss on drying, 20 °C (HV)
• color: white
• mp: 295-300 °C (subl.) (lit.)
• solubility: 1 M HCl: 0.5 M at 20 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; K: ≤50 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; NH₄⁺: ≤150 mg/kg; Na: ≤100 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• λ: 0.5 M in 1 M HCl
• UV absorption: λ: 260 nm A_max: 0.15; λ: 280 nm A_max: 0.1
• SMILES string: CC(C)[C@H](N)C(O)=O
• InChI: 1S/C5H11NO2/c1-3(2)4(6)5(7)8/h3-4H,6H2,1-2H3,(H,7,8)/t4-/m0/s1
• InChI key: KZSNJWFQEVHDMF-BYPYZUCNSA-N

Description

Packaging

25, 100, 500 g

Other Notes

Protects enzymes against heat inactivation; As spacer in isotachophoresis of serum proteins; Growth requirement of various microorganisms

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves