D-Aspartic Acid
D-Aspartic Acid
Product Name:D-Aspartic Acid
Synonyms:H-D-Asp-OH; (R)-2-Aminosuccinic acid
Structure: C4H7NO4
Molecular Weight:133.10
CAS NO: 1783-96-6
Application: Pharmaceutical intermediate; raw material of peptide synthesis
Category: D-Amino Acids
Specifications:
Appearance:White crystals or crystalline powder.
Transmittance Not less than 95%
specific rotation [a]D20 -24.0 ~ -26.0° (10% in 6N HCl)
Loss on drying Not more than 20%
Chloride (Cl) not more than 100ppm
Iron (Fe) Not more than 30ppm
Heavry Metals (Pb) Not more than 10ppm
Arsenic (As2O3) Not more than 2ppm
Residue on Ignition Not more than 10%
L-isomer content Not more than 0.50%
Assay 98.5 ~ 101.0%
Packing:25 kg net in drum
Packing measurements:36 X 36 X 45 cm |
