Telmisartan Impurity 18 CAS 2031272-32-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2031272-32-7 |
| Molecular Formula | C47H40N4O4 |
| Molecular Weight | 724.84 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Telmisartan Impurity 18 (CAS 2031272-32-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C47H40N4O4. Molecular weight: 724.84 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C47H40N4O4 |
| Molecular Weight | 724.84 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 30.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 4 |
Related Telmisartan Standards
- Telmisartan Impurity 9 (CAS 884330-14-7)
- Telmisartan Acyl-beta-D-glucuronide (CAS 250780-40-6)
- Telmisartan Impurity 100 (CAS CATO-C4X-1359100)
- Telmisartan Impurity 15 (CAS 1026438-56-1)
- Telmisartan Impurity 35 (CAS 2342587-28-2)
- Telmisartan EP Impurity C (CAS 144702-26-1)
- Telmisartan EP Impurity J (CAS 885045-90-9)
- Telmisartan Impurity 95 (CAS CATO-C4X-135995)
Recommended Standards
- VHL Ligand-Linker Conjugates 15 (CAS 2375564-62-6)
- Bis-ACV (CAS 69644-78-6)
- 1,5-Bis([1,1':3',1''-terphenyl]-5'-ylmethoxy)anthracene-9,10-dione (CAS 807334-63-0)
- Fosfomycin Trometamol EP Impurity F (CAS CATO-C4X-131630)
- Indocyanine Green Impurity 63 (CAS CATO-C4X-250363)
- Molsidomine (CAS 25717-80-0)
- Methyl2-(rel-(1r,5s,6s)-3-(2-chloro-6-(trifluoromethyl)pyrimidin-4-yl)-3-azabicyclo[3.1.0]hexan-6-yl)acetate (CAS 2102502-68-9)
- 2-((2-Chlorobenzyl)oxy)ethane-1-sulfonyl chloride (CAS 1482031-25-3)
- 616-13-7 Butane, 1-chloro-2-methyl- 1-Chloro-2-methylbutane EINECS 210-466-9 (CAS 616-13-7)
- Semaglutide impurity 266 (CAS CATO-C4X-2226266)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com