111Category: |
Pharmaceuticals and Biochemicals/Vitamin, amino acids and coenzymes |
|
CAS NO: |
98-79-3 |
EC NO: |
202-700-3 |
Molecular Formula: |
C5H6NO3 |
Molecular Weight: |
128.1066 |
Specification: |
|
InChI: |
InChI=1/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/p-1/t3-/m0/s1 |
Product description:
Appearance
White crystalline powder
Specific rotation(a)D20
(C=5 H2O)
-11.0 to -12.0?
Chloride(C1)
Not more than 0.02%
Ammonium(NH4)
Not more than 0.02%
Sulfate(SO4)
Not more than 0.02%
Heavy metals(Pb)
Not more than 10ppm
Iron(Fe)
Not more than 10ppm
Arsenic(As2O3)
Not more than 1 PPM
Loss on drying
Not more than 0.5%
Residue on ignition
Not more than 0.1%
Assay
99.0-101.0%
|
Synonyms: |
5-Oxo-L-proline;Pyroglutamicacid;pidolic acid;glutiminic acid;5-oxoproline;Pyr-OH;L-Pyroglutamic acid;H-Pyr-OH;L-2-Pyrrolidone-5-carboxylic acid;(S)-(-)-2-Pyrrolidinone-5-carboxylic acid;L-Pyrpglutamic Acid;5-Oxopyrrolidine-2-carboxylic acid;5-Pyrrolidone-2-carboxylic acid;L-5-Pyrrolidone-2-carboxylic acid;pyroglutamic acid;Pyrrolidonecarboxylic Acid;L-pyro glutamic acid;(2S)-5-oxopyrrolidine-2-carboxylate; |
Molecular Structure: |
 |