2,5-Furandione, polymer with ethenylbenzene, potassium salt CAS 26602-04-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26602-04-0 |
| Molecular Formula | C8H8 C4H2O3 K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Furandione, polymer with ethenylbenzene, potassium salt (CAS 26602-04-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H8 C4H2O3 K. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H8 C4H2O3 K |
| Molecular Weight | 241.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
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Recommended Standards
- 4-(4-Methylbenzoyl)-N-(tert-pentyl)-1H-pyrrole-2-carboxamide (CAS 478078-76-1)
- 6-Bromonaphthalen-2-yl 3-phenyl-3-(phenylsulfonyl)propanoate (CAS 2376300-54-6)
- 2-chloro-6-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1060816-56-9)
- Methyl 5-[(4-fluorobenzoyl)amino]-2-furoate (CAS 477857-57-1)
- 3,6-Dimethylpyridine-2-carbothioamide (CAS 959298-81-8)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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