94619

L-Valin

≥99.5% (NT), BioUltra

• Synonym(e): (S)-α-Aminoisovalerinsäure, (S)-2-Amino-3-methyl-buttersäure
• Lineare Formel: (CH₃)₂CHCH(NH₂)CO₂H
• CAS-Nummer: 72-18-4
• Molekulargewicht: 117.15
• Beilstein: 1721136
• EG-Nummer: 200-773-6
• MDL-Nummer: MFCD00064220
• UNSPSC-Code: 12352209
• eCl@ss: 32160406
• PubChem Substanz-ID: 57653624
• NACRES: NA.26

Eigenschaften

• product name: L-Valin, BioUltra, ≥99.5% (NT)
• Produktlinie: BioUltra
• Assay: ≥99.5% (NT)
• Form: powder or crystals
• Optische Aktivität: [α]20/D +27.0±0.5°, c = 5% in 5 M HCl
• Verunreinigungen: insoluble matter, passes filter test; ≤0.3% foreign amino acids
• Glührückstand: ≤0.05%
• Verlust: ≤0.05% loss on drying, 20 °C (HV)
• Farbe: white
• mp (Schmelzpunkt): 295-300 °C (subl.) (lit.)
• Löslichkeit: 1 M HCl: 0.5 M at 20 °C, clear, colorless
• Anionenspuren: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• Kationenspuren: 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
• InChIKey: KZSNJWFQEVHDMF-BYPYZUCNSA-N

Beschreibung

Anwendung

• Metabolomics reveals metabolites associated with hair follicle cycle in cashmere goats.: This study utilizes L-Valine as a standard for detecting, understanding, and enhancing hair follicle cycles in cashmere goats through metabolomic analysis, aiding in the improvement of fiber production and quality (Ma et al., 2024).

Sonstige Hinweise

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

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)