Edaravone Impurity 33 CAS 2762440-12-8
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2762440-12-8 |
| Molecular Formula | C13H16N2O5S |
| Molecular Weight | 312.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Edaravone Impurity 33 (CAS 2762440-12-8), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H16N2O5S. Molecular weight: 312.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H16N2O5S |
| Molecular Weight | 312.34 g/mol |
| Purity | ≥95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Edaravone Standards
- Edaravone Impurity 34 (CAS 2762440-11-7)
- Edaravone impurity 35 (Mixture of Enantiomers) (CAS CATO-C4X-106235)
- Edaravone impurity 36 (Mixture of Enantiomers) (CAS CATO-C4X-106236)
- Edaravone impurity 49 (CAS CATO-C4X-106249)
- Edaravone Impurity 57 (CAS CATO-C4X-106257)
- Edaravone Impurity 7 (CAS 1242471-40-4)
- Edaravone Impurity 1 (CAS 1357477-99-6)
- Edaravone Impurity 3 (CAS 1323485-71-7)
Recommended Standards
- Vonoprazan Fumarate Impurity 40 (CAS 881676-90-0)
- tert-Butyl 5-((tert-butoxycarbonyl)amino)-2-fluoroisonicotinate (CAS 2385855-28-5)
- N-benzyl-5-nitrobenzo[b]thiophene-2-carboxamide (CAS 476309-42-9)
- Amlodipine Besylate EP Impurity B (CAS 721958-72-1)
- Prilocaine EP Impurity F (CAS 42459-45-0)
- Ac-D-Arg-Arg-Pro-Hyp-Gly-Thi-Ser-D-Tic-Oic-Arg-OH (CAS CATO-CPTD788757)
- (3-Bromo-4-methoxyphenyl)(piperazin-1-yl)methanone (CAS 1178402-08-8)
- N-(((9H-fluoren-9-yl)methoxy)carbonyl)-N-isopentylglycine (CAS 2255321-55-0)
- 2-(3-(Benzyloxy)phenyl)ethan-1-ol (CAS 177259-98-2)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
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