Nabumetone EP Impurity E CAS 343272-53-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 343272-53-7 |
| Molecular Formula | C27H26O3 |
| Molecular Weight | 398.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Nabumetone EP Impurity E (CAS 343272-53-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C27H26O3. Molecular weight: 398.49 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C27H26O3 |
| Molecular Weight | 398.49 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Nabumetone Standards
- Nabumetone Impurity 26 (CAS CATO-C4X-284826)
- Nabumetone impurity 30 (CAS 3003868-26-3)
- Nabumetone Impurity 9 (CAS CATO-C4X-28489)
- Nabumetone Impurity 24 (CAS CATO-C4X-284824)
- Nabumetone Impurity 32 (CAS CATO-C4X-284832)
- Nabumetone Impurity 20 (CAS 2960-93-2)
- Nabumetone EP Impurity F (CAS 29619-45-2)
- Nabumetone Impurity 10 (CAS CATO-C4X-284810)
Recommended Standards
- Phenylbutyrate Impurity 12 (CAS CATO-C4X-258312)
- Resibufagin (CAS 20987-24-0)
- Beraprost Impurity 5 (Mixture of Diastereomers) (CAS CATO-C4X-21845)
- Tryptophan impurity 38 (Mixture of Diastereomers) (CAS CATO-C4X-137338)
- Temozolomide Impurity 21 (CAS CATO-C4X-135321)
- Lovastatin EP Impurity A (CAS 73573-88-3)
- benzothiophen-7-ylboronic acid (CAS 628692-17-1)
- 1114596-99-4 2-Amino-6-{[(4-methylphenyl)thio]methyl}-pyrimidin-4-ol 8793AC C12H13N3OS (CAS 1114596-99-4)
- 4-(5,6-Difluoro-1h-1,3-benzodiazol-2-yl)aniline (CAS 1153806-57-5)
- D-Tyr10-Tirzepatide (CAS CATO-CPTD788922)
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 13829788188 / jacky.chen@cato-chem.com