Sitagliptin Impurity 154 CAS 2749805-70-5
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2749805-70-5 |
| Molecular Formula | C16H18F3N5O |
| Molecular Weight | 353.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Sitagliptin Impurity 154 (CAS 2749805-70-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H18F3N5O. Molecular weight: 353.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H18F3N5O |
| Molecular Weight | 353.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | ≥95% |
| Storage | Store at 2-8°C, protect from light |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
Related Sitagliptin Standards
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- Sitagliptin Impurity 18 (CAS 922178-94-7)
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Recommended Standards
- N'-methyl-N'-(3-phenyl-6-(trifluoromethyl)-1,2,4-triazin-5-yl)pivalohydrazide (CAS 672951-04-1)
- ((2,4-Dioxo-2,3,4,5-tetrahydro-1h-benzo[b][1,4]diazepin-7-yl)sulfonyl)proline (CAS 1044637-60-6)
- N'-methyl-N'-(3-phenyl-6-(trifluoromethyl)-1,2,4-triazin-5-yl)pentanehydrazide (CAS 672951-07-4)
- Sunitinib Impurity 24 (CAS 1467015-10-6)
- Avanafil Impurity 122 (CAS CATO-C4X-1118122)
- Diethyl 2-(((4-benzoyl-1-(2,4-dichlorobenzyl)-5-methyl-1H-pyrrol-3-yl)amino)methylene)malonate (CAS 339028-63-6)
- N-(2-Amino-5,6,7,8-tetrahydroquinazolin-6-yl)acetamide (CAS 285139-04-0)
- 2-(2-Chloro-3,6-difluorophenyl)acetic acid (CAS 261762-52-1)
- Ethyl 5-(trifluoromethyl)-1-[5-(trifluoromethyl)pyridin-2-yl]-1h-pyrazole-4-carboxylate (CAS 1172939-75-1)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
Why CATO?
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