DL-Pyroglutamic acid, 99%
Order DL-Pyroglutamic acid, 99% (CAS 149-87-1) online at Zemixal. Request a quote with price, lead time and documents. Packs from 25 g.
About DL-Pyroglutamic acid, 99%
DL-Pyroglutamic acid, 99% is part of the Zemixal peptide Synthesis Reagents range. Identity at a glance (99%): CAS 149-87-1, formula C5H7NO3 and molar mass 129.11 g/mol. It is described as white powder.
Common uses in the lab and plant
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
- Organic synthesis
Handling and storage
Reported physical data: melting point 183-185 °C. It carries the GHS signal word Warning (H302, H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Available as 25 g, 100 g, 500 g and 5 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
- Organic synthesis
Applications
Specifications and identifiers
| Product name | DL-Pyroglutamic acid, 99% |
|---|---|
| Catalogue number | ZX-002384 |
| CAS number | 149-87-1 |
| IUPAC name | 5-oxopyrrolidine-2-carboxylic acid |
| Molecular formula | C5H7NO3 |
| Molar mass | 129.11 g/mol |
| Exact mass | 129.0426 |
| Purity / assay | 99% |
| Physical form | Powder |
| Appearance | White powder |
| Melting point | 183-185 °C |
| XLogP3 | -0.8 |
| H-bond donors / acceptors | 2 / 3 |
| Topological polar surface area | 66.4 Ų |
| HS code | 29420090 |
| InChIKey | ODHCTXKNWHHXJC-UHFFFAOYSA-N |
| SMILES | C1CC(=O)NC1C(=O)O |
| PubChem CID | 499 |
| Synonyms | 2-Pyrrolidone-5-carboxylic acid, 5-Oxo-DL-proline, DL-Proline, 5-oxo-, DL-2-Pyrrolidone-5-carboxylic acid, dl-pyrrolidonecarboxylic acid, DL-2-Pyrrolidinone-5-carboxylic acid, Pyrrolidone carboxylic acid, 5-Oxo-D-prolin, Pyr-OH, 2-L-Pyrrolidone-5-carboxylicacid, DL-Pidolic acid, DL-5-Oxoproline |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 | |
| 5 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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