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China Suppliers > aminoacids > Details for DL-Pyroglutamic acid
| Category: | Organic chemicals and Derivatives |
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| CAS NO: | 149-87-1 | ||
| EC NO: | 205-748-3 | ||
| Molecular Formula: | C5H7NO3 | ||
| Molecular Weight: | 129.114 | ||
| Specification: | |||
| InChI: | InChI=1/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m0/s1 | ||
| Product description: Appearance White crystalline powder Melting Point(?C) 160.0 to 162.0?C Chloride(C1) Not more than0.02% Ammonium(NH4) Not more than0.02% 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 1ppm Loss on drying Not more than 0.50% Residue on ignition Not more than0.1% Assay 99.0-101.0% |
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| Synonyms: | DL-2-Pyrrolidone-5-Carboxylic Acid;Dl-5-Oxoproline;H-Dl-Pyr-Oh;Dl-Proline, 5-Oxo-;(+/-)-2-Pyrrolidone-5-Carboxylic Acid;2-Pyrrolidone-5-Carboxylic Acid;(+/-)-2-Pyrrolidinone-5-Carboxylic Acid;5-Oxo-Dl-Proline;Dl-A-Pyroglutamic Acid;Dl-Glutamic Acid Lactam;5-oxo-L-proline; | ||
| Molecular Structure: |
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