Atracurium EP Impurity B CAS 64228-77-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 64228-77-9 |
| Molecular Formula | C51H66N2O12 |
| Molecular Weight | 899.08 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Atracurium EP Impurity B (CAS 64228-77-9) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C51H66N2O12. Molecular weight: 899.08 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C51H66N2O12 |
| Molecular Weight | 899.08 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
Related Atracurium Standards
- Atracurium EP Impurity A (CAS 87046-74-0)
- Atracurium Impurity 20 (CAS 96946-41-7)
- Atracurium Impurity 53 (CAS 64228-79-1)
- Atracurium Impurity 49 (CAS CATO-C4X-185049)
- Atracurium Impurity 41 (CAS CATO-C4X-185041)
- Atracurium Impurity 11 (CAS 1193104-79-8)
- Atracurium EP Impurity K (CAS CATO-C4X-185057)
- Atracurium EP Impurity C (CAS CATO-C4X-185063)
Recommended Standards
- HO-PEG20-OH (CAS 351342-08-0)
- Cisatracurium Besilate EP Impurity R (CAS 64228-84-8)
- Bacopaside X (CAS 94443-88-6)
- Lansoprazole Impurity 48 (CAS CATO-C4X-161248)
- Macitentan Impurity 39 (CAS CATO-C4X-117539)
- Ethyl 7-(4-methyl-1,2,5-oxadiazol-3-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 890095-58-6)
- 3-(pyridin-3-yl)morpholin-2-one dihydrochloride (CAS 2059931-93-8)
- Flavomycin (CAS 11015-37-5)
- Ethanamine, 2-[[2,4,8,10-tetrakis(1,1-dimethylethyl)dibenzo[d,f][1,3,2]dioxaphosphepin-6-yl]oxy]-N,N-bis[2-[[2,4,8,10-tetrakis(1,1-dimethylethyl)dibenzo[d,f][1,3,2]dioxaphosphepin-6-yl]oxy]ethyl]- (CAS 80410-33-9)
- Sperm Activating Peptide, Sea Urchin (CAS 140653-27-6)
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