4-(Difluoromethyl)-6-methoxypyrimidine CAS 1706444-67-8
| CAS No. | 1706444-67-8 |
| Molecular Formula | C6H6F2N2O |
| Molecular Weight | 160.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 160.12 g/mol gives 4-(Difluoromethyl)-6-methoxypyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(Difluoromethyl)-6-methoxypyrimidine (CAS 1706444-67-8) is a high-purity analytical reference standard with the molecular formula C6H6F2N2O and a molecular weight of 160.12 g/mol.
Based on its molecular formula C6H6F2N2O, 4-(Difluoromethyl)-6-methoxypyrimidine contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 160.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C6H6F2N2O |
| Molecular Weight | 160.12 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoromethyl Standards
- 5-(Difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1204298-70-3)
- 1-(Difluoromethyl)-5-methyl-1H-pyrazole-4-carbaldehyde (CAS 1365938-66-4)
- 1-(Difluoromethyl)-3-methyl-1H-pyrazole-4-carbaldehyde (CAS 1365941-43-0)
- 6-(Difluoromethyl)pyrimidine-4,5-diamine (CAS 1706442-59-2)
- 3-(Difluoromethyl)-6-hydrazinylpyridazine (CAS 1706458-40-3)
- 6-(Difluoromethyl)-2-methylpyrimidin-4-ol (CAS 1713477-40-7)
- (5-(Difluoromethyl)pyrazin-2-yl)methanol (CAS 1784514-72-2)
- 5-(Difluoromethyl)-2-methoxypyrimidine (CAS 2128733-64-0)
Recommended Standards
- 3-Methyl-2-oxopentanedioic acid (CAS 168967-10-0)
- 4-Amino-1-(difluoromethyl)pyridin-2(1H)-one (CAS 1708079-34-8)
- 2-Ethoxy-4,6-difluoropyrimidine (CAS 166524-65-8)
- 1-(2,4-Difluoropyrimidin-5-yl)ethanol (CAS 161123-97-3)
- 4-Fluoro-n-methyl-n-(propan-2-yl)benzene-1-sulfonamide (CAS 1156113-08-4)
- 4-chloroimidazo[2,1-f][1,2,4]triazine (CAS 1206825-03-7)
- 7-Hydroxyisoindolin-1-one (CAS 1033809-85-6)
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- 5-(Chloromethyl)-3-propyloxazolidin-2-one (CAS 156093-26-4)
- Bromo-PEG6-Boc (CAS 1393330-41-0)
- (4-(Diethylamino)-2-phenylpyrazolo[1,5-a]pyrazin-3-yl)methanol (CAS 1713173-95-5)
- N,N'-(1,4-phenylene)dibenzamide (CAS 5467-04-9)
- Liraglutide (14-31)TFA Salt (CAS CATO-C4X-19927)
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