Etrasimod Impurity 31 CAS 1643842-60-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1643842-60-7 |
| Molecular Formula | C22H23NO3 |
| Molecular Weight | 349.43 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Etrasimod Impurity 31 (CAS 1643842-60-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H23NO3. Molecular weight: 349.43 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H23NO3 |
| Molecular Weight | 349.43 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
Related Etrasimod Standards
- Etrasimod impurity 20 (CAS CATO-C4X-321420)
- Etrasimod Impurity 73 (CAS CATO-C4X-321473)
- Etrasimod impurity 15 (CAS CATO-C4X-321415)
- Etrasimod Impurity 46 (CAS CATO-C4X-321446)
- Etrasimod Impurity 65 (CAS CATO-C4X-321465)
- Etrasimod Impurity 66 (CAS CATO-C4X-321466)
- Etrasimod impurity 8 (CAS CATO-C4X-32148)
- Etrasimod Impurity 45 (CAS CATO-C4X-321445)
Recommended Standards
- Finerenone Impurity 103 (CAS CATO-C4X-2880103)
- Baxdrostat Impurity 17 (CAS 3060412-75-8)
- Phenyl (3-(tert-butyl)-1-(p-tolyl)-1H-pyrazol-5-yl)carbamate (CAS 285984-47-6)
- GST-HG171 Impurity 8 (CAS CATO-C4X-30608)
- Letermovir Impurity 104 (CAS CATO-C4X-2915104)
- Sodium Cromoglicate Impurity 12 (CAS CATO-C4X-201112)
- 2-Cyclopropoxy-4-isopropoxy-N-methylaniline (CAS 1243405-25-5)
- 1-(3-(Trifluoromethyl)benzyl)-1H-1,2,4-triazole (CAS 115201-44-0)
- N-(((9H-fluoren-9-yl)methoxy)carbonyl)-O-((2R,3S,4R,5R,6S)-3,4,5-triacetoxy-6-methyltetrahydro-2H-pyran-2-yl)-L-threonine (CAS 184851-26-1)
- β-Asp9-Tirzepatide (CAS CATO-CPTD788931)
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