11149

L-Asparagin

BioUltra, ≥99.5% (NT)

• Synonym(e): (S)-2-Aminobernsteinsäure-4-amid, L-Asparaginsäure-4-amid
• Lineare Formel: H₂NCOCH₂CH(NH₂)CO₂H
• CAS-Nummer: 70-47-3
• Molekulargewicht: 132.12
• UNSPSC Code: 12352200
• PubChem Substance ID: 24847033
• eCl@ss: 32160406
• EC Number: 200-735-9
• Beilstein/REAXYS Number: 1723527
• MDL number: MFCD00064401

Eigenschaften

• product line: BioUltra
• assay: ≥99.5% (NT)
• optical activity: [α]20/D +35.0±0.5°, c = 5% in 5 M HCl
• impurities: insoluble matter, passes filter test, ≤1% foreign amino acids
• ign. residue: ≤0.05% (as SO₄)
• pH: 4.0-5.5 (25 °C, 0.1 M in H₂O)
• mp: 235 °C (dec.) (lit.)
• solubility: H₂O: 0.1 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: ≤50 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
• λ: 0.1 M in H₂O
• UV absorption: λ: 260 nm A_max: 0.07, λ: 280 nm A_max: 0.06
• SMILES string: N[C@@H](CC(N)=O)C(O)=O
• InChI: 1S/C4H8N2O3/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H2,6,7)(H,8,9)/t2-/m0/s1
• InChI key: DCXYFEDJOCDNAF-REOHCLBHSA-N

Beschreibung

Other Notes

As spacer in isotachophoresis; Growth requirement of various microorganisms

Sicherheitshinweise

• Lagerklasse: 13 - Non Combustible Solids
• Was ist los?: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• PSA (Persönliche Schutzausrüstung): Eyeshields, Gloves, type N95 (US)