Febuxostat Impurity 42 CAS 118485-48-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 118485-48-6 |
| Molecular Formula | C13H13NO3S |
| Molecular Weight | 263.31 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Febuxostat Impurity 42 (CAS 118485-48-6) pharmacopoeial impurity standards reference standard. Molecular formula: C13H13NO3S. Molecular weight: 263.31 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C13H13NO3S |
| Molecular Weight | 263.31 g/mol |
| 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.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Febuxostat Standards
- Febuxostat impurity 127 (CAS CATO-C4X-1162103)
- Febuxostat Impurity 3 (CAS 161797-99-5)
- Febuxostat impurity 130 (CAS CATO-C4X-1162106)
- Febuxostat Impurity 18 (CAS 1312815-35-2)
- Febuxostat Impurity 30 (CAS CATO-C4X-116230)
- Febuxostat Impurity 21 (CAS 407582-48-3)
- Febuxostat Impurity 7 (CAS 1330632-46-6)
- Febuxostat Impurity 16 (CAS 1335202-60-2)
Recommended Standards
- Nimesulide EP Impurity B (CAS 51765-51-6)
- Cilastatin EP Impurity E (CAS 1174657-07-8)
- BTD (CAS 2095485-22-4)
- Azithromycin EP Impurity F (CAS 612069-28-0)
- Dronedarone Impurity 72 Mesylate (CAS CATO-C4X-109272)
- Tert-butyl (1-(2-hydroxyethyl)-4,5,6,7-tetrahydro-1H-indazol-4-yl)carbamate (CAS 1489870-00-9)
- 2-((1,1-Dioxidothietan-3-yl)amino)-N-isopropylacetamide (CAS 1863630-10-7)
- 3-Amino-4-(4-chlorophenyl)-N-(2-methyl-5-nitrophenyl)-6-(p-tolyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 444154-10-3)
- Ethyl 2-amino-5-cyclopentylthiophene-3-carboxylate (CAS 158461-01-9)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com