4-Bromo-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile CAS 1805165-38-1
| CAS No. | 1805165-38-1 |
| Molecular Formula | C9H7BrF2N2O |
| Molecular Weight | 277.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Bromo-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies 4-Bromo-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile (CAS 1805165-38-1), a certified reference material (molecular formula C9H7BrF2N2O, MW 277.07 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H7BrF2N2O, 4-Bromo-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 277.07 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.
Physical & Chemical Properties
| Molecular Formula | C9H7BrF2N2O |
| Molecular Weight | 277.07 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/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 2-[(4-bromo-1H-pyrazol-1-yl)methyl]-1-(difluoromethyl)-1H-imidazole (CAS 1178659-97-6)
- 3-Bromo-2-(2-methoxyethoxy)-5-nitropyridine (CAS 1198319-46-8)
- Methyl 2-bromo-3,4-dihydroxy-5-methoxybenzoate (CAS 123685-25-6)
- 2-(2-Bromo-6-(difluoromethyl)-4-methoxypyridin-3-yl)acetonitrile (CAS 1804855-99-9)
- 2-(2-Bromo-6-(difluoromethyl)-3-methoxypyridin-4-yl)acetonitrile (CAS 1805245-38-8)
- 2-(6-Bromo-5-(difluoromethyl)-4-methoxypyridin-3-yl)acetonitrile (CAS 1805341-32-5)
- 2-(2-Bromo-5-(difluoromethyl)-6-methoxypyridin-3-yl)acetonitrile (CAS 1805351-63-6)
- 2-(6-Bromo-5-(difluoromethyl)-4-methoxypyridin-2-yl)acetonitrile (CAS 1805351-64-7)
Recommended Standards
- 2-(Bromomethyl)-5-cyano-3-(difluoromethyl)-6-methoxypyridine (CAS 1805087-84-6)
- 2-(Bromomethyl)-6-(difluoromethyl)-5-hydroxypyridine-3-acetonitrile (CAS 1805258-65-4)
- 2-(Bromomethyl)-4-cyano-6-(difluoromethyl)pyridine-3-methanol (CAS 1805288-01-0)
- 5-Chloro-2-(difluoromethoxy)benzene-1-sulfonyl chloride (CAS 1082821-83-7)
- 6-(4-Aminophenoxy)-N-methyl-4-pyrimidinamine (CAS 630125-99-4)
- Benzyl 2-(2-ethoxy-2-oxoethyl)morpholine-4-carboxylate (CAS 1822872-23-0)
- 1-(2-(Methylsulfonyl)ethyl)cyclohexan-1-amine (CAS 1249267-62-6)
- 3-Bromo-5-chlorothieno[3,2-β]pyridine (CAS 912332-40-2)
- Ethyl 1-((2-(4-aminophenoxy)thiazol-5-yl)methyl)piperidine-4-carboxylate (CAS 860610-23-7)
- N'-(5-Methoxy-1,3-benzothiazol-2-yl)-N,N-dimethylethane-1,2-diamine (CAS 1177284-32-0)
- 5-Bromo-7-chloroindoline (CAS 221024-31-3)
- 6-Phenylimidazo[1,2-a]pyridine (CAS 328062-45-9)
- 2,3-dimethylcyclobutan-1-one (CAS 38559-13-6)
- C-Peptide（dog） (CAS 39016-05-2)
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