- CAS
- 37595-74-7
- Formula
- C8H5F6NO4S2
- MW
- 357.3 g/mol
Oxalic acid, anhydrous, 99%+
Oxalic acid, anhydrous, 99%+ (CAS 144-62-7) supplier Zemixal: C2H2O4, COA and SDS with every lot, worldwide shipping. Purity ≥99%.
About Oxalic acid, anhydrous, 99%+
Oxalic acid, anhydrous, 99%+ is part of the Zemixal synthetic, Protecting & Derivatization Reagents range. Key data (≥99%): CAS 144-62-7, formula C2H2O4 and molar mass 90.03 g/mol. Typical appearance is colourless to white powder or crystals.
Common uses in the lab and plant
- Organic synthesis
- Reaction development
- Medicinal chemistry
Storage and safety notes
Literature values: melting point 189 °C (decomposition) and density 1.9 g/cm3 (20 °C). Classified under GHS with signal word Warning and hazard statements H302 and H312. Read the SDS before first use. For transport it ships as UN UN 3261.
Order it in 50 g, 100 g, 250 g, 1 kg and 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- Reaction development
- Medicinal chemistry
Applications
Specifications and identifiers
| Product name | Oxalic acid, anhydrous, 99%+ |
|---|---|
| Catalogue number | ZX-000914 |
| CAS number | 144-62-7 |
| IUPAC name | oxalic acid |
| Molecular formula | C2H2O4 |
| Molar mass | 90.03 g/mol |
| Exact mass | 89.9953 |
| Purity / assay | ≥99% |
| Physical form | Crystalline |
| Appearance | Colourless to white powder or crystals |
| Melting point | 189 °C (decomposition) |
| Density | 1.9 g/cm3 (20 °C) |
| XLogP3 | -0.3 |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 74.6 Ų |
| HS code | 29171110 |
| UN number | UN 3261 |
| InChIKey | MUBZPKHOEPUJKR-UHFFFAOYSA-N |
| SMILES | C(=O)(C(=O)O)O |
| PubChem CID | 971 |
| Synonyms | ethanedioic acid, Aktisal, Aquisal, Oxiric acid, Kyselina stavelova, Acidum oxalicum, Acide oxalique, Acido ossalico, Ethanedionic acid, Ethane-1,2-dioic acid, Oxalic acid, anhydrous, Acid, Oxalic |
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
- H312Harmful in contact with skin
Precautionary statements P264, P270, P280, P301 + P317, P302 + P352, P317, P321, P330, P362 + P364, 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
| 50 g | Quoted on request | |
| 100 g | Quoted on request | |
| 250 g | Quoted on request | |
| 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.
Questions about Oxalic acid, anhydrous, 99%+
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