Telmisartan EP Impurity A CAS 152628-02-9
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 152628-02-9 |
| Molecular Formula | C19H20N4 |
| Molecular Weight | 304.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Telmisartan EP Impurity A (CAS 152628-02-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H20N4. Molecular weight: 304.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H20N4 |
| Molecular Weight | 304.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 4 |
Related Telmisartan Standards
- Telmisartan Impurity 40 (CAS 887583-89-3)
- Telmisartan Impurity 12 (CAS 114772-38-2)
- Telmisartan Impurity 87 (CAS CATO-C4X-135987)
- Telmisartan Impurity 65 (CAS CATO-C4X-135965)
- Telmisartan Impurity 63 (CAS CATO-C4X-135963)
- Telmisartan Impurity 94 (CAS CATO-C4X-135994)
- Telmisartan Impurity N2 (CAS 34981-09-4)
- Telmisartan Impurity 20 (CAS 150766-86-2)
Recommended Standards
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- 4-Acetylphenylboronic acid (CAS 149104-90-5)
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