Vilanterol Impurity 35 CAS 85309-91-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 85309-91-7 |
| Molecular Formula | C9H10Cl2O2 |
| Molecular Weight | 221.08 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Vilanterol Impurity 35 (CAS 85309-91-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C9H10Cl2O2. Molecular weight: 221.08 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H10Cl2O2 |
| Molecular Weight | 221.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Halogen Content | Cl-containing |
Related Vilanterol Standards
- Vilanterol Impurity 81 (CAS CATO-C4X-193581)
- Vilanterol Impurity 82 (CAS CATO-C4X-193582)
- Vilanterol Impurity 15 (CAS 208925-08-0)
- Vilanterol Impurity 45 (CAS CATO-C4X-193545)
- Vilanterol Impurity 79 (CAS CATO-C4X-193579)
- Vilanterol Impurity 1 (CAS CATO-C4X-19351)
- Vilanterol Impurity 2 (CAS CATO-C4X-19352)
- Vilanterol Impurity 3 (CAS 452340-96-4)
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Why CATO?
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