Linagliptin impurity 140 CAS 2428491-17-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2428491-17-0 |
| Molecular Formula | C16H13BrN6O2 |
| Molecular Weight | 401.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Linagliptin impurity 140 (CAS 2428491-17-0) pharmacopoeial impurity standards reference standard. Molecular formula: C16H13BrN6O2. Molecular weight: 401.22 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H13BrN6O2 |
| Molecular Weight | 401.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
Related Linagliptin Standards
- Linagliptin Impurity 4 (CAS 2749405-42-1)
- Linagliptin impurity 125 (CAS CATO-C4X-1101125)
- Linagliptin Impurity 47 (CAS 2468656-63-3)
- Linagliptin Impurity 30 (CAS CATO-C4X-110130)
- Linagliptin Impurity 58 (CAS CATO-C4X-110158)
- Linagliptin impurity 152 (CAS CATO-C4X-1101152)
- Linagliptin impurity 116 (CAS CATO-C4X-1101116)
- Linagliptin Impurity 14 (CAS 666816-91-7)
Recommended Standards
- N'-(8-Bromo-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-oxo-6,9-dihydro-1H-purin-2-yl)-N,N-dimethylformimidamide (CAS 717876-75-0)
- N'-(8-Bromo-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)-N,N-dimethylformimidamide (CAS 57881-18-2)
- tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)benzylcarbamate (CAS 1798793-03-9)
- Peramivir Impurity 8 (CAS 383910-24-5)
- Maropitant Impurty 6(M4) (CAS 52455-71-7)
- 3-Methylbenzo[d]isothiazol-6-ol (CAS 192443-26-8)
- 2-[4-(5-Methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]-N-(4-methylphenyl)acetamide (CAS 1775338-17-4)
- 1’-Hydroxy Bufuralol-d9 (Mixture of Diastereomers) (CAS 1185069-74-2)
- 2-Amino-5-(difluoromethyl)-3-nitroisonicotinaldehyde (CAS 1803690-39-2)
- Cycloaspeptide A (CAS 109171-13-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com