Captopril EP Impurity B CAS 80629-35-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 80629-35-2 |
| Molecular Formula | C9H14BrNO3 |
| Molecular Weight | 264.12 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Captopril EP Impurity B (CAS 80629-35-2), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H14BrNO3. Molecular weight: 264.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H14BrNO3 |
| Molecular Weight | 264.12 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Captopril Standards
- Captopril Impurity J Hydrate Salt (CAS 801293-45-8)
- Captopril Impurity 32 (CAS 65167-28-4)
- Captopril EP Impurity J (CAS 64838-55-7)
- Captopril Impurity 40 (CAS 122130-63-6)
- Captopril EP Impurity N (CAS 65134-74-9)
- Captopril Methyl Ester (CAS 176036-41-2)
- Captopril-d3 (CAS 1356383-38-4)
- Captopril Impurity N1 (CAS 80141-53-3)
Recommended Standards
- 40775-71-1 Pyridine, 2-[(4-bromophenyl)methoxy]- (CAS 40775-71-1)
- Pirfenidone Impurity 20 (CAS 377756-15-5)
- SMER 28 (CAS 307538-42-7)
- Metformin Impurity 538 (CAS CATO-C4X-1220538)
- Bortezomib Impurity N46 (CAS 85167-14-2)
- 9-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)nonanoic acid (CAS 212688-52-3)
- (3-Bromophenyl)(1,5-dioxa-9-azaspiro[5.5]undecan-9-yl)methanone (CAS 1328339-47-4)
- Omeprazole impurity 32 (CAS CATO-C4X-125532)
- (2S,3S)-Methyl 2-(benzylamino)-3-methylpentanoate hydrochloride (CAS 402929-56-0)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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