94619

L-Valine

≥99.5% (NT), BioUltra

• 동의어(들): (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
• UNSPSC 코드: 12352209
• eCl@ss: 32160406
• PubChem Substance ID: 57653624
• NACRES: NA.26

속성

• product name: L-Valine, BioUltra, ≥99.5% (NT)
• 제품 라인: BioUltra
• 분석: ≥99.5% (NT)
• 형태: powder or crystals
• 광학 활성: [α]20/D +27.0±0.5°, c = 5% in 5 M HCl
• 불순물: insoluble matter, passes filter test; ≤0.3% foreign amino acids
• 무기 잔류물: ≤0.05%
• 손실: ≤0.05% loss on drying, 20 °C (HV)
• 색상: white
• mp: 295-300 °C (subl.) (lit.)
• solubility: 1 M HCl: 0.5 M at 20 °C, clear, colorless
• 음이온 미량물: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• 양이온 미량물: 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 흡수: 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

설명

애플리케이션

• 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).

기타 정보

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

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)