Clofazimine EP Impurity A CAS 102262-55-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 102262-55-5 |
| Molecular Formula | C24H16Cl2N4 |
| Molecular Weight | 431.32 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Clofazimine EP Impurity A (CAS 102262-55-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H16Cl2N4. Molecular weight: 431.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H16Cl2N4 |
| Molecular Weight | 431.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Clofazimine Standards
- Clofazimine Impurity 26 (CAS CATO-C4X-207126)
- Clofazimine Impurity 28 (CAS CATO-C4X-207128)
- Clofazimine Impurity 29 (CAS CATO-C4X-207129)
- Clofazimine Impurity 9 (CAS 96762-04-8)
- Clofazimine Impurity 3 (CAS 90712-89-3)
- Clofazimine Impurity 14 (CAS CATO-C4X-207114)
- Clofazimine Impurity 17 (CAS CATO-C4X-207117)
- Clofazimine Impurity 2 (CAS 2158184-11-1)
Recommended Standards
- (((5-(5-Oxo-4,5-dihydroisoxazol-3-yl)furan-2-yl)phosphoryl)bis(oxy))bis(methylene) bis(2-methylpropanoate) (CAS 1243184-62-4)
- Tert-butyl 4-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)carbamoyl)piperazine-1-carboxylate (CAS 1704068-57-4)
- Tofacitinib Impurity 211 (CAS CATO-C4X-1079211)
- Cefcapene Impurity 94 (CAS CATO-C4X-182494)
- Esomeprazole impurity 126 (CAS CATO-C4X-1112126)
- Cefamandole Impurity 13 (CAS CATO-C4X-122113)
- Desoximetasone EP Impurity H (CAS 52092-65-6)
- 3-(3-Chloro-1H-1,2,4-triazol-5-yl)pyridine (CAS 1215295-94-5)
- 5-Isopropyl-1,2,3-thiadiazole-4-carboxylic acid (CAS 1445950-78-6)
- Glucagon (1-29) (CAS 16941-32-5)
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