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China Suppliers > aminoacids > Details for L-Pyroglutamic Acid
| Category: | Food and Feed additives/Food additives |
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| CAS NO: | 98-79-3 | ||
| EC NO: | 202-700-3 | ||
| Molecular Formula: | C5H6NO3 | ||
| Molecular Weight: | 128.1066 | ||
| Specification: | Standard :AJI/USP | ||
| 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% |
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| 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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