2-(Difluoromethyl)-5-methylpyridine-3-acetonitrile CAS 1806069-75-9
| CAS No. | 1806069-75-9 |
| Molecular Formula | C9H8F2N2 |
| Molecular Weight | 182.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
2-(Difluoromethyl)-5-methylpyridine-3-acetonitrile (CAS 1806069-75-9), molecular formula C9H8F2N2 and molecular weight 182.17 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H8F2N2, 2-(Difluoromethyl)-5-methylpyridine-3-acetonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 182.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H8F2N2 |
| Molecular Weight | 182.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoromethyl Standards
- 1-(difluoromethyl)-1H-indol-4-amine (CAS 1429043-06-0)
- 2-(Difluoromethyl)-3-methylpyridine-4-acetonitrile (CAS 1804443-57-9)
- 2-(Difluoromethyl)-4-methylpyridine-3-acetonitrile (CAS 1805279-54-2)
- 2-(4-(Difluoromethyl)-3-methylpyridin-2-yl)acetonitrile (CAS 1805317-89-8)
- 2-(Difluoromethyl)-3-methylpyridine-6-acetonitrile (CAS 1806802-78-7)
- 2-(Difluoromethyl)-1-methyl-1H-benzo[d]imidazole (CAS 180797-75-5)
- 1-(difluoromethyl)-1H-indol-6-amine (CAS 1862921-48-9)
- 1-(difluoromethyl)-1H-indol-5-amine (CAS 1864828-30-7)
Recommended Standards
- (1S,2R,3R,4S)-Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid (CAS 1821803-53-5)
- [4-(3,3-difluoroprop-1-yn-1-yl)phenyl]methanol (CAS 1803599-02-1)
- (1S,2R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid (CAS 1822317-82-7)
- methyl 2-ethyl-5-formylfuran-3-carboxylate (CAS 1803583-65-4)
- Benzyl 2,6-diazaspiro[3.4]octane-6-carboxylate 4-methylbenzenesulfonate (CAS 2305079-75-6)
- 2-{[(2,4-dichlorophenyl)methyl]sulfanyl}-5-[2-(methylsulfanyl)phenyl]-1,3,4-oxadiazole (CAS 338968-06-2)
- 2,3-Dibromo-6-fluorophenol (CAS 1782806-85-2)
- Levofloxacin Impurity 89 (CAS CATO-C4X-137189)
- 5-Fluoro-2-(methylthio)phenylboronic acid pinacol ester (CAS 1428532-52-8)
- Methyl 3-chloro-5-(chlorosulfonyl)-4-methylbenzoate (CAS 1340043-46-0)
- 1-Methyl-2-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 384-46-3)
- 5,8-Dihydroxy-3,4-dihydroquinolin-2(1H)-one (CAS 59430-56-7)
- Tris(4-(pyrimidin-5-yl)phenyl)amine (CAS 1801658-06-9)
- Ginseng Tetrapeptide (CAS 178553-95-2)
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