CAS56-45-1
FormulaC3H7NO3
SynonymL-2-Amino-3-hydroxypropanoic Acid, (S)-2-Amino-3-hydroxypropionic Acid, L-Serine
IdentificationPasses IR Test
Specific Rotation+14.0 ยฐ and +15.6ยฐ
Loss on DryingNMT 0.2%
Residue on ignition; USP <281>NMT 0.1%
Chloride; USP <221>NMT 0.05 %
Sulfate; USP <221>NMT 0.03%
IronNMT 0.003%
Heavy Metals; USP <231>NMT 0.0015%
Organic VolatilesMeets the requirements
Individual ImpuritiesNMT 0.5%
Chromatographic Purity minNMT 1.5%
Total ImpuritiesNMT 2.0 %
Assay %98.5% - 101.5%
Insolubilityin alcohol, ether
Melting Point228 c (dec.)
Odorwh. cryst. or cryst. powd., odorless, sweet taste
Molecular weight105.10
Solubilitywater