Allisartan Isoproxil Impurity 7 CAS CATO-C4X-32177
| CAS No. | CATO-C4X-32177 |
| Molecular Formula | C8H13ClN2O |
| Molecular Weight | 188.65 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
As a process- or degradation-related impurity, Allisartan Isoproxil Impurity 7 (CAS CATO-C4X-32177, C8H13ClN2O) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.
Allisartan Isoproxil Impurity 7 (C8H13ClN2O) contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.
As a certified reference material (CRM), Allisartan Isoproxil Impurity 7 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H13ClN2O |
| Molecular Weight | 188.65 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Allisartan Standards
- Allisartan Isoproxil Impurity 8 (CAS CATO-C4X-32178)
- Allisartan Isoproxil Impurity 6 (CAS CATO-C4X-32176)
- Allisartan Isoproxil Impurity 1 (CAS CATO-C4X-32171)
- Allisartan Isoproxil Impurity 24 (CAS CATO-C4X-321724)
- Allisartan Isoproxil Impurity 13 (CAS CATO-C4X-321713)
- Allisartan Isoproxil Impurity 2 (CAS CATO-C4X-32172)
- Allisartan Isoproxil Impurity 32 (CAS CATO-C4X-321732)
- Allisartan Isoproxil Impurity 31 (CAS CATO-C4X-321731)
Recommended Standards
- Losartan Impurity 1 (CAS 79047-41-9)
- 3-Chlorobiphenyl (CAS 2051-61-8)
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- Pcb No. 3 (CAS 2051-62-9)
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- 4-(4-Fluorophenyl)pentan-2-one (CAS 891784-17-1)
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