Terephthalic acid compound with butane-1,1-diol (1:1) CAS 26062-94-2
| CAS No. | 26062-94-2 |
| Molecular Formula | C8H6O4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Terephthalic acid compound with butane-1,1-diol (1:1) (CAS 26062-94-2), molecular formula C8H6O4C4H10O2 and molecular weight 256.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H6O4C4H10O2, Terephthalic acid compound with butane-1,1-diol (1:1) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Terephthalic acid compound with butane-1,1-diol (1:1) meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H6O4 C4H10O2 |
| Molecular Weight | 256.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
Related Terephthalic Standards
- Terephthalic Acid (CAS 100-21-0)
- terephthalic diisocyanate (CAS 104-49-4)
- Terephthalic Acid, Mono-2-hydroxyethyl Ester (CAS 1137-99-1)
- Terephthalic acid-2,2′-<SUP>13</SUP>C<SUB>2</SUB> (CAS 121191-53-5)
- Terephthalic Dihydrazide (CAS 136-64-1)
- terephthalic acid (CAS 16323-43-6)
- Terephthalic Acid Mono(2-bromoethyl) Ester (CAS 173550-97-5)
- Terephthalic-d4 Acid (CAS 60088-54-2)
Recommended Standards
- 2-(Cyclohexylmethoxy)-4,6-dimethylbenzaldehyde (CAS 1707370-78-2)
- 2-(tert-Butyl)-6-methoxyquinoline-4-carbonitrile (CAS 1368186-63-3)
- tert-Butyl (3aS,6aS)-octahydropyrrolo[2,3-c]pyrrole-1-carboxylate (CAS 370880-16-3)
- 3-(3-Phenyl-1,2,4-oxadiazol-5-yl)aniline (CAS 54494-13-2)
- 1-(3-Bromopropyl)-4-methylpiperazine Dihydrobromide (CAS 5845-29-4)
- 2,2,2-trifluoroethyl 2-fluoro-5-methylphenylcarbamate (CAS 1087797-87-2)
- 477885-90-8 KS-00001UM4 N-[(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-yliden)methyl]-4-(trifluoromethyl)benzenecarboxamide (CAS 477885-90-8)
- 3-Amino-N-(4-fluoro-3-methylphenyl)propanamide hydrochloride (CAS 1993095-42-3)
- 1-Mercapto-2-oxo-1,2-dihydroquinoline-4-carbaldehyde (CAS 402934-24-1)
- Neuropeptide EI (human, mouse, rat) (CAS 125934-45-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com