L-Alanine
SIGMA/05129 - BioUltra, ≥99.5% (NT)
Synonym: (S)-2-Aminopropionic acid; L-α-Aminopropionic acid
CAS Number: 56-41-7
Empirical Formula (Hill Notation): C3H7NO2
Molecular Weight: 89.09
EC Number: 200-273-8
MDL Number: MFCD00064410
Linear Formula: C3H7NO2
Product Type: Chemical
| λ | 1 M in H2O |
| anion traces | chloride (Cl-): ≤50 mg/kg |
| sulfate (SO42-): ≤50 mg/kg | |
| application(s) | detection |
| assay | ≥99.5% (NT) |
| cation traces | Al: ≤5 mg/kg |
| As: ≤0.1 mg/kg | |
| Ba: ≤5 mg/kg | |
| Bi: ≤5 mg/kg | |
| Ca: ≤10 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 | |
| Na: ≤50 mg/kg | |
| NH4+: ≤100 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Sr: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| color | colorless to white |
| form | powder or crystals |
| ign. residue | ≤0.05% |
| impurities | insoluble matter, passes filter test |
| ≤0.3% foreign amino acids | |
| InChI | 1S/C3H7NO2/c1-2(4)3(5)6/h |
| InChI key | QNAYBMKLOCPYGJ-REOHCLBHSA |
| loss | ≤0.05% loss on drying, 20 °C (HV) |
| mp | 314.5 °C |
| optical activity | [α]20/D +14.0±1.0°, c = 5% in 5 M HCl |
| pH | 5.5-7.0 (25 °C, 1 M in H2O) |
| product line | BioUltra |
| Quality Level | 200  |
| SMILES string | C[C@H](N)C(O)=O |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| UV absorption | λ: 260 nm Amax: ≤0.03 |
| λ: 280 nm Amax: ≤0.02 |
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