- Details for L-Pyroglutamic Acid
-
L-Pyroglutamic Acid 98-79-3
| Category : |
Food and Feed additives/Food additives |
 |
| CAS NO : |
98-79-3 |
| EC NO : |
202-700-3 |
| MF : |
C5H6NO3 |
| MW : |
128.1066 |
| Specification : |
Standard :AJI/USP |
| 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 : |
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