A8949
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A8949
Sigma
L -Aspartic acid
SigmaUltra, ≥99% (TLC)
| Synonym: | (S)-(+)-Aminosuccinic acid, (S)-Aminobutanedioic acid |
| CAS Number: | 56-84-8 |
| Linear Formula: | HO2CCH2CH(NH2)CO2H |
| Molecular Weight: | 133.10 |
| Beilstein Registry Number: | 1723530 |
| EC Number: | 200-291-6 |
| MDL number: | MFCD00002616 |
| PubChem Substance ID: | 24891385 |
Description
| Biochem/physiol Actions | Principal neurotransmitter for fast synaptic excitation. |
| Packaging | 10 mg in autosmp vl |
Properties
| grade | SigmaUltra |
| assay | ≥99% (TLC) |
| total impurities | ≤0.0005% Phosphorus (P) |
| ≤0.1% Insoluble matter | |
| ign. residue | ≤0.1% |
| mp | >300 °C (dec.)(lit.) |
| solubility | 1 M HCl: 0.5 M at 20 °C, clear, colorless |
| anion traces | chloride (Cl-): ≤0.05% |
| sulfate (SO42-): ≤0.05% | |
| cation traces | Al: ≤0.0005% |
| Ca: ≤0.0005% | |
| Cu: ≤0.0005% | |
| Fe: ≤0.0005% | |
| K: ≤0.005% | |
| Mg: ≤0.0005% | |
| NH4+: ≤0.05% | |
| Na: ≤0.005% | |
| Pb: ≤0.001% | |
| Zn: ≤0.0005% | |
| Gene Information | human ... CA1(759), CA2(760) |
| rat ... Grin2a(24409) |
Safety
| Personal Protective Equipment | dust mask type N95 (US), Eyeshields, Gloves |
| Safety Statements | 22-24/25 |
| WGK Germany | 1 |
| RTECS | CI9098500 |
References
| Merck | Merck 13,845 |
| Beilstein | Beil. 4,IV,2998 |
| reference | Corp MSDS 1 (1), 314:C / FT-IR 1 (1), 589:B / FT-IR 2 (1), 934:C / IR-Spectra (2), 311:G / IR-Spectra (3), 350:H / NMR-Reference 2 (1), 497:A / RegBook 1 (1), 669:K / Sigma FT-IR 1 (1), 45:B / Structure Index 1, 100:B:6 |
