Nicergoline EP Impurity E CAS 57935-66-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 57935-66-7 |
| Molecular Formula | C23H24BrN3O3 |
| Molecular Weight | 470.36 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Nicergoline EP Impurity E (CAS 57935-66-7), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H24BrN3O3. Molecular weight: 470.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C23H24BrN3O3 |
| Molecular Weight | 470.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Nicergoline Standards
- Nicergoline Impurity 15 (CAS CATO-C4X-208515)
- Nicergoline EP Impurity B (CAS 35264-46-1)
- Nicergoline EP Impurity H (CAS 192504-81-7)
- Nicergoline (CAS 27848-84-6)
- Nicergoline Impurity 26 (CAS CATO-C4X-208526)
- Nicergoline EP Impurity F (CAS 58001-19-7)
- Nicergoline EP Impurity G (CAS 57935-65-6)
- Nicergoline-13C-d3 (CAS CATO-C4X-208513)
Recommended Standards
- (E)-{[4-(4-chlorophenyl)-7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5-trien-3-yl]methylidene}amino 4-chlorobenzoate (CAS 478041-88-2)
- Beclometasone Impurity 38 (CAS CATO-C4X-147438)
- (E)-2-(4-chlorophenyl)-5,6,7,8-tetrahydrobenzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde O-(2-chlorobenzoyl) oxime (CAS 478041-91-7)
- Olaparib Impurity 58 (CAS CATO-C4X-113558)
- Nerandomilast impurity 19 (CAS CATO-C4X-347319)
- 4-Chloro-2-[4-chloro-3-(trifluoromethyl)benzenesulfonamido]benzoic acid (CAS 756851-01-1)
- 5-(Aminomethyl)-N,N-dimethylpyrazin-2-amine (CAS 1211590-90-7)
- Enzalutamide Impurity N7 (CAS 143782-23-4)
- 3-Trifluoromethylphenylboronic acid (CAS 1423-26-3)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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