Isophthalic Acid
Buy Isophthalic Acid (CAS 121-91-5) from Zemixal. Request a quote with price, lead time and documents. Packs from 25 kg.
About Isophthalic Acid
Isophthalic Acid is part of the Zemixal specialty Industrial Chemicals range. Identity at a glance (Industrial): CAS 121-91-5, formula C8H6O4 and molar mass 166.13 g/mol. Expect white crystalline powder.
Use cases we see most often
- Chemical manufacturing
- Industrial formulations
- Process chemistry
- Polymer & resin production
Safe handling
No GHS classification is recorded for this item, but handle it with normal laboratory care.
Available as 25 kg, 50 kg, 200 kg drum and 1 MT. Larger or split packs can be arranged. Every shipment includes 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
- Chemical manufacturing
- Industrial formulations
- Process chemistry
- Polymer & resin production
Applications
Specifications and identifiers
| Product name | Isophthalic Acid |
|---|---|
| Catalogue number | ZX-018542 |
| CAS number | 121-91-5 |
| IUPAC name | benzene-1,3-dicarboxylic acid |
| Molecular formula | C8H6O4 |
| Molar mass | 166.13 g/mol |
| Exact mass | 166.0266 |
| Grade | Industrial |
| Purity / assay | ≥99% |
| Physical form | Powder |
| Appearance | White crystalline powder |
| XLogP3 | 1.7 |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 74.6 Ų |
| HS code | 29173910 |
| InChIKey | QQVIHTHCMHWDBS-UHFFFAOYSA-N |
| SMILES | C1=CC(=CC(=C1)C(=O)O)C(=O)O |
| PubChem CID | 8496 |
| Synonyms | 1,3-Benzenedicarboxylic acid, m-Phthalic acid, m-Benzenedicarboxylic acid, Acide isophtalique, Kyselina isoftalova, Isophthalate, m-Dicarboxybenzene, meta-benzenedicarboxylic acid, 4-09-00-03292 (Beilstein Handbook Reference), iso-phthalic acid, 3-Carboxybenzoic acid, Isoterephthalic acid |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 25 kg | Quoted on request | |
| 50 kg | Quoted on request | |
| 200 kg drum | Quoted on request | |
| 1 MT | 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 Isophthalic Acid
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Other grades with CAS 121-91-5
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