L-Pyroglutamic acid, 99%
L-Pyroglutamic acid, 99% (CAS 98-79-3) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-002146.
About L-Pyroglutamic acid, 99%
L-Pyroglutamic acid, 99% sits in our amino Acids & Derivatives section and ships worldwide from stock or short lead time. Identity at a glance (Biochemistry): CAS 98-79-3, formula C5H7NO3 and molar mass 129.11 g/mol. Typical appearance is white to off-white crystalline powder.
Common uses in the lab and plant
- Peptide synthesis
- Cell culture media
- Biochemical research
- Organic synthesis
Storage and safety notes
Physical constants on file: melting point 155-162 °C. It carries the GHS signal word Danger (H315, H318, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Available as 25 g, 100 g, 500 g, 1 kg and 5 x 1 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Peptide synthesis
- Cell culture media
- Biochemical research
- Organic synthesis
Applications
Specifications and identifiers
| Product name | L-Pyroglutamic acid, 99% |
|---|---|
| Catalogue number | ZX-002146 |
| CAS number | 98-79-3 |
| IUPAC name | (2S)-5-oxopyrrolidine-2-carboxylic acid |
| Molecular formula | C5H7NO3 |
| Molar mass | 129.11 g/mol |
| Exact mass | 129.0426 |
| Grade | Biochemistry |
| Purity / assay | 99% |
| Physical form | Powder |
| Appearance | White to off-white crystalline powder |
| Melting point | 155-162 °C |
| XLogP3 | -0.8 |
| H-bond donors / acceptors | 2 / 3 |
| Topological polar surface area | 66.4 Ų |
| HS code | 29224210 |
| InChIKey | ODHCTXKNWHHXJC-VKHMYHEASA-N |
| SMILES | C1CC(=O)N[C@@H]1C(=O)O |
| PubChem CID | 7405 |
| Synonyms | (S)-(-)-2-Pyrrolidone-5-carboxylic acid, (S)-5-Oxo-2-pyrrolidinecarboxylic acid, Pyroglutamic acid, Pidolic acid, 5-oxo-L-proline, 5-L-Oxoproline, L-Proline, 5-oxo-, L-5-Oxoproline, Pidolidone, (-)-2-Pyrrolidone-5-carboxylic acid, Acide pidolique, Acido pidolico |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H315Causes skin irritation
- H318Causes serious eye damage
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 x 1 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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