Siponimod Impurity 1 CAS 877131-21-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 877131-21-0 |
| Molecular Formula | C9H11BrO |
| Molecular Weight | 215.09 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Siponimod Impurity 1 (CAS 877131-21-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11BrO. Molecular weight: 215.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H11BrO |
| Molecular Weight | 215.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
Related Siponimod Standards
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- Siponimod impurity 17 (CAS CATO-C4X-247217)
- Siponimod Impurity 9 (CAS 2746387-13-1)
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