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L-Aspartic acid, BioUltra, >=99.5% (T)

Code: 11189-500G D2-231

Application

L-Aspartic acid has been used:as a metabolite to study the enzyme–metabolite interactions in the central metabolism of Escherichia coli by nuclear ...


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Application

L-Aspartic acid has been used:as a metabolite to study the enzyme–metabolite interactions in the central metabolism of Escherichia coli by nuclear magnetic resonance (NMR)in transmission electron microscopyas a component of complete media for culturing Yeast strain

Biochem/physiol Actions

Principal neurotransmitter for fast synaptic excitation.

L-Aspartic acid is associated with protein biosynthesis (proteinogenic) and neurotransmission

General description

Aspartic acid (Asp) is a non-essential amino acid. It makes up to 5% of the amino acids in a protein. The GAC and GAU codons encode Asp. This is a chiral molecule and occurs in two enantiomers namely L-Asp and D-Asp.

λ0.5 M in 1 M HCl
anion tracessulfate (SO42-): ≤150 mg/kg, chloride (Cl-): ≤50 mg/kg
assay≥99.5% (T)
cation tracesBi: ≤5 mg/kg, Mo: ≤5 mg/kg, Al: ≤5 mg/kg, K: ≤50 mg/kg, As: ≤0.1 mg/kg, Li: ≤5 mg/kg, Na: ≤100 mg/kg, Cr: ≤5 mg/kg, Mn: ≤5 mg/kg, Sr: ≤5 mg/kg, Mg: ≤5 mg/kg, Ca: ≤10 mg/kg, Pb: ≤5 mg/kg, Cu: ≤5 mg/kg, Ba: ≤5 mg/kg, Fe: ≤5 mg/kg, Zn: ≤5 mg/kg, Ni: ≤5 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, NH4+: ≤200 mg/kg
colorwhite
formpowder or crystals
Gene Informationhuman ... CA1(759), CA2(760)rat ... Grin2a(24409)
ign. residue≤0.05% (as SO4)
impurities≤0.3% foreign amino acids, insoluble matter, passes filter test
InChI keyCKLJMWTZIZZHCS-REOHCLBHSA-N
InChI1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1
loss≤0.1% loss on drying, 110 °C
mp>300 °C (dec.) (lit.)
optical activity[α]20/D +24.7±1°, c = 5% in 5 M HCl
product lineBioUltra
Quality Level200
SMILES stringN[C@@H](CC(O)=O)C(O)=O
solubility1 M HCl: 0.5 M at 20 °C, clear, colorless
UV absorptionλ: 280 nm Amax: 0.10, λ: 260 nm Amax: 0.20
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11189-100G
L-Aspartic acid, BioUltra, >=99.5% (T)

Unit:100G
List Price: £55.60
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11189-1KG
L-Aspartic acid, BioUltra, >=99.5% (T)

Unit:1KG
List Price: £337.00
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Cas Number56-84-8
This product has met the following criteria: