| Identification | |
| Name: | L-Pyroglutamic acid |
| Synonyms: | Proline, 5-oxo-;Pyrrolidonecarboxylic acid;2-Pyrrolidinone-5-carboxylic acid;Proline, 5-oxo-, L-;(S)-5-Oxo-2-pyrrolidinecarboxylic acid;2-Pyrrolidone-5-Carboxylicacid;H-PYR-OH;pGlu-OH;L-Pyr-OH;L-Pyro Glutamic Acid;L-pyroglutamate;2-Oxopyrrolidine-5-carboxylic acid;Acido pidolico [INN-Spanish];5-Pyrrolidone-2-carboxylic acid;2-Benzothiazolesulfenic acid morpholide;L-5-Oxo-2-pyrrolidinecarboxylic acid;Pidolic acid [INN];L-Glutamic acid gamma-lactam;(2R)-5-oxopyrrolidine-2-carboxylate;35255-51-7;Acidum pidolicum [INN-Latin];L-Proline, 5-oxo-;CPD-589;2-Benzothiazolesulfenemorpholide;5-Carboxy-2-pyrrolidinone;Acide pidolique [INN-French];L-5-Pyrrolidone-2-carboxylic acid;(-)-2-Pyrrolidone-5-carboxylic acid;L-5-Carboxy-2-pyrrolidinone;(S)-(-)-2-Pyrrolidone-5-carboxylic acid;5-oxo-L-proline;2-L-Pyrrolidone-5-carboxylic acid; |
| CAS: | 98-79-3 |
| EINECS: | 202-700-3 |
| Molecular Formula: | C5H7NO3 |
| Molecular Weight: | 129.11 |
| 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 |
| Molecular Structure: |  |
| Properties | |
| Density: | 1.38 g/cm3 |
| Stability: | Stable. Incompatible with bases, acids, strong oxidizing agents. |
| Alpha: | -27.5 o (C=10, 1 N NAOH) |
| Solubility: | 10-15 g/100 mL (20 oC) |
| Appearance: | White fine crystals |
| HS Code: | 29337900 |
| Storage Temperature: | Store at RT. |
| Usage: | Substance is used in the resolution of racemic amines. |
| Safety Data | |
| Hazard Symbols |
Xi:Irritant
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