Loxoprofen Impurity 31 CAS 371753-19-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 371753-19-4 |
| Molecular Formula | 2*C15H20O3 |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Loxoprofen Impurity 31 (CAS 371753-19-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: 2*C15H20O3. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | 2*C15H20O3 |
| Molecular Weight | 248.32 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Loxoprofen Standards
- m-Loxoprofen (CAS 1026471-88-4)
- o-Loxoprofen (Mixture of Diastereomers) (CAS 1027400-34-5)
- Loxoprofen Impurity 70 (CAS 1027957-36-3)
- Loxoprofen Impurity 57 (CAS 10386-81-9)
- Loxoprofen Impurity 51 (CAS 10472-24-9)
- Loxoprofen Impurity 3 (CAS 1091621-61-2)
- Loxoprofen Impurity 15(Mixture of Diastereomers) (CAS 1091621-62-3)
- Loxoprofen Impurity 25 (CAS 1091621-63-4)
Recommended Standards
- Pazopanib Impurity 49 (CAS CATO-C4X-172549)
- Vardenafil Impurity N19 (CAS 2411340-39-9)
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- N-Boc-4-piperidinebutanoic Acid (CAS 142247-38-9)
- 3-(Azepan-1-ylmethyl)-1H-indole-5-carbonitrile (CAS 101831-76-9)
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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