Clopidogrel EP impurity A CAS 144457-28-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 144457-28-3 |
| Molecular Formula | C15H14ClNO2S |
| Molecular Weight | 307.80 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Clopidogrel EP impurity A (CAS 144457-28-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C15H14ClNO2S. Molecular weight: 307.80 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C15H14ClNO2S |
| Molecular Weight | 307.80 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Clopidogrel Standards
- rac-Clopidogrel EP Impurity A (CAS 90055-55-3)
- (R)-Clopidogrel Carboxylic Acid (CAS 324757-50-8)
- Clopidogrel Impurity 18 (CAS 444728-13-6)
- Clopidogrel EP Impurity E (R-Isomer) (CAS 444728-15-8)
- Clopidogrel EP Impurity E (CAS 90055-68-8)
- Clopidogrel Impurity 24 (CAS CATO-C4X-102924)
- Clopidogrel Thienylthyl Impurity (CAS 141109-20-8)
- Clopidogrel Impurity 104 (CAS CATO-C4X-1029104)
Recommended Standards
- Prothioconazole impurity N1 (CAS 708263-86-9)
- Telluroxanthone (CAS 72294-67-8)
- P-Chloro Modafinil (CAS 90280-12-9)
- Tropicamide Impurity 11 (CAS 101112-51-0)
- Rosuvastatin Impurity 214 (CAS CATO-C4X-1169214)
- N-[(11bR)-2,6-Di-9-anthracenyl-4-oxidodinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]-1,1,1-trifluoromethanesulfonamide (CAS 957790-95-3)
- Sodium (S)-pyrrolidin-3-olate hydrochloride (CAS 1221243-81-7)
- 2-Dodecylsuccinic acid (CAS 455-95-8)
- 3-Formyl-5-methoxy-1h-indole-2-carboxylic acid (CAS 57646-80-7)
- Anti-Inflammatory Peptide 2 (CAS 118850-72-9)
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