Clopidogrel Impurity 81 CAS 1147350-75-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1147350-75-1 |
| Molecular Formula | C16H16ClNO3S |
| Molecular Weight | 337.82 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Clopidogrel Impurity 81 (CAS 1147350-75-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16ClNO3S. Molecular weight: 337.82 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16ClNO3S |
| Molecular Weight | 337.82 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Clopidogrel Standards
- Clopidogrel Impurity 128 (CAS CATO-C4X-1029128)
- R-Clopidogrel N-Oxide (CAS CATO-C4X-102942)
- S-Clopidogrel N-Oxide (CAS 1319197-71-1)
- Clopidogrel Impurity 79 (CAS CATO-C4X-102979)
- Clopidogrel Impurity 80 (CAS 527687-26-9)
- Clopidogrel Impurity 114 (CAS CATO-C4X-1029114)
- Clopidogrel Impurity 115 (CAS CATO-C4X-1029115)
- Clopidogrel Impurity 123 (CAS CATO-C4X-1029123)
Recommended Standards
- 2-(4-(4-Chlorophenyl)-1H-pyrazol-1-yl)-4-phenylthiazole (CAS 956779-41-2)
- 2-(4-Chlorophenyl)-2-(6-(phenylthio)pyridazin-3-yl)acetonitrile (CAS 303997-39-9)
- 2-(Benzylsulfanyl)-4-chloro-6-phenylpyrimidine-5-carbonitrile (CAS 303985-04-8)
- Pioglitazone Impurity 14 (CAS 1526933-30-1)
- Emedastine Impurity 42 (CAS CATO-C4X-226742)
- 1-(5-Methylpyrimidin-2-yl)propan-2-amine (CAS 1469159-15-6)
- 3-Bromo-4,5,6,7-tetrahydroisobenzofuran-1-carboxylic acid (CAS 188240-69-9)
- 2-Methyloctanenitrile (CAS 2570-96-9)
- 2-Bromo-1-(3-fluoropyridin-2-yl)ethan-1-one (CAS 1044270-51-0)
- C-Peptide (human) (CAS 33017-11-7)
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