L-Asparagine, Anhydrous (L-Asn-OH)

RT

132, 12

White to off-white, crystalline powder

Synonyms:
L-Asn-OH; (S)-2-Aminosuccinic acid 4-amide; L-Aspartic acid 4-amide

CAS No:
70-47-3

Molecular Formula:
C4H8N2O3

Molecular Weight:
132.12

Purity:
≥99%

Appearance:
White to off-white, crystalline powder

Solubility (10%, 6N HCl):
Colorless to light yellow, clear, complete

Specific Rotation (C=10, 6N HCl):
33.0-36.5º

Loss on Drying:
≤0.5%

Residue on Ignition:
≤0.1%

Chloride:
≤0.02%

Sulfate:
≤0.02%

Heavy Metals (Pb):
≤0.001%

Endotoxin:
≤0.5EU/mg

Melting Point:
235°C (dec.) (lit)

Ammonium (NH4+):
≤0.1%

Iron (Fe):
≤0.001%

Arsenic:
≤0.0001%

Other Amino Acids:
≤1%

Storage:
RT