A8949
Sigma

L-Aspartic acid

SigmaUltra, >99% (TLC)

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Synonym

(S)-(+)-Aminosuccinic acid

(S)-Aminobutanedioic acid

Molecular Formula

HO₂CCH₂CH(NH₂)CO₂H

Molecular Weight

133.10

CAS Number

56-84-8

Beilstein Registry Number

1723530

MDL number

MFCD00002616

PubChem Substance ID

24891385

EG/EC Number

200-291-6

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Descriptions

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%

>300 °C (dec.)(lit.)

solubility

1 M HCl: 0.5 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤0.05%

sulfate (SO₄^2-): ≤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

rat ... Grin2a(24409)

human ... CA1(759), CA2(760)

References

Merck

Merck 13,845

Beilstein

Beil. 4,IV,2998

reference

Corp MSDS 1 (1), 314:C / FT-IR 2 (1), 934:C / FT-IR 1 (1), 589:B / IR-Spectra (3), 350:H / IR-Spectra (2), 311:G / NMR-Reference 2 (1), 497:A / RegBook 1 (1), 669:K / Sigma FT-IR 1 (1), 45:B / Structure Index 1, 100:B:6

Safety

Safety Statements

22-24/25

WGK Germany

RTECS

CI9098500

Related Categories

... Metabolic Libraries > Amino Acid Library

... Amino Acids and Peptides > Amino Acids

... Chiral Resolution Reagents > Chiral Resolving Reagents

Related Information

FT-IR Condensed Phase

FT-IR Raman

MSDS

Specification Sheet

Certificate of Analysis

Certificate of Origin

More Information

Links