Telmisartan-13C-d3 CAS 1261396-33-1
| CAS No. | 1261396-33-1 |
| Molecular Formula | C32[13C]H27D3N4O2 |
| Molecular Weight | 518.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Telmisartan-13C-d3 (CAS 1261396-33-1) is a high-purity analytical reference standard with the molecular formula C32[13C]H27D3N4O2 and a molecular weight of 518.63 g/mol.
Based on its molecular formula C32[13C]H27D3N4O2, Telmisartan-13C-d3 contains deuterium isotope labeling, a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 518.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Telmisartan-13C-d3 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C32[13C]H27D3N4O2 |
| Molecular Weight | 518.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 22.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Related Telmisartan Standards
- Telmisartan-d4 (CAS CATO-C4X-135937)
- Telmisartan-d3 (CAS 1189889-44-8)
- Telmisartan-d7 (CAS 1794754-60-1)
- Telmisartan (CAS 144701-48-4)
- Telmisartan EP Impurity B (CAS 1026353-20-7)
- Telmisartan Impurity 27 (CAS CATO-C4X-135927)
- Telmisartan EP Impurity F (CAS 915124-86-6)
- Telmisartan Impurity 81 (CAS CATO-C4X-135981)
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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 18665070610 / Nicole.chen@cato-chem.com