Clopidogrel EP impurity B CAS 1396841-05-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1396841-05-6 |
| Molecular Formula | C16H16ClNO2S |
| Molecular Weight | 321.82 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Clopidogrel EP impurity B (CAS 1396841-05-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16ClNO2S. Molecular weight: 321.82 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16ClNO2S |
| Molecular Weight | 321.82 g/mol |
| Purity | 97%+ |
| 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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Clopidogrel Standards
- rac-Clopidogrel, >98% (CAS 90055-48-4)
- (S)-Clopidogrel (CAS 113665-84-2)
- Clopidogrel Impurity 5 (CAS CATO-C4X-10295)
- Clopidogrel Impurity 42 (CAS 109904-36-1)
- Clopidogrel Impurity 45 (Mixture of Diastereomers) (CAS CATO-C4X-102945)
- rac-Clopidogrel Acid N-Oxide (CAS CATO-C4X-102947)
- Clopidogrel Impurity 56 (CAS 1346605-15-9)
- (±)-Clopidogrel-(<I>phenyl</I>-<SUP>13</SUP>C<SUB>6</SUB>) (CAS 1619981-08-6)
Recommended Standards
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- Morinidazole Impurity 26 (CAS CATO-C4X-219626)
- Sildenafil Impurity 258 (CAS 1007310-62-4)
- 3-(Chloromethyl)benzenesulfonamide (CAS 943112-26-3)
- Tert-butyl 2-(N'-benzyl-N-(2,2,2-trifluoroethyl)carbamimidoyl)hydrazine-1-carboxylate (CAS 1053657-16-1)
- Minoxidil Impurity 30 (CAS CATO-C4X-170030)
- (Methylsulfonyl)-L-tryptophan (CAS 1032383-45-1)
- Neuropeptide Y (3-36) (porcine) trifluoroacetate salt (CAS 143863-88-1)
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