1-(4-Bromo-3-chloro-2-fluorophenyl)-1H-imidazole CAS 1809161-61-2
| CAS No. | 1809161-61-2 |
| Molecular Formula | C9H5BrClFN2 |
| Molecular Weight | 275.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-(4-Bromo-3-chloro-2-fluorophenyl)-1H-imidazole (CAS 1809161-61-2) is a high-purity analytical reference standard with the molecular formula C9H5BrClFN2 and a molecular weight of 275.50 g/mol.
Based on its molecular formula C9H5BrClFN2, 1-(4-Bromo-3-chloro-2-fluorophenyl)-1H-imidazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 275.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 1-(4-Bromo-3-chloro-2-fluorophenyl)-1H-imidazole 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.
Physical & Chemical Properties
| Molecular Formula | C9H5BrClFN2 |
| Molecular Weight | 275.50 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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Recommended Standards
- (2-Chloro-5-(phenylcarbamoyl)phenyl)boronic acid (CAS 2096353-61-4)
- (3-((4-Chlorophenyl)carbamoyl)phenyl)boronic acid (CAS 874288-31-0)
- 8-Bromo-4-chloro-7-methylpyrazolo[1,5-a][1,3,5]triazine-2-carbaldehyde (CAS 2387598-47-0)
- (3-Chloro-4-(phenylcarbamoyl)phenyl)boronic acid (CAS 2096337-11-8)
- 5-Amino-1-methylindoline-2,3-dione (CAS 42816-58-0)
- Phenazine-1,2-diamine (CAS 18742-99-9)
- 3-Methyl-3,4-dihydronaphthalen-1(2H)-one (CAS 14944-23-1)
- 2-(6-Amino-4-(methoxycarbonyl)pyridin-2-yl)acetic acid (CAS 1393555-22-0)
- (1-(4-Bromo-2-fluorophenyl)-1H-1,2,3-triazol-4-yl)methanol (CAS 1247801-56-4)
- 3-Iodo-4-(trifluoromethyl)benzyl bromide (CAS 1261482-51-2)
- 1-Acetyl-2-bromoindolin-3-one (CAS 132993-66-9)
- (4E)-4-(Biphenyl-4-ylmethylene)-3-(chloromethyl)-isoxazol-5(4H)-one (CAS 1142199-37-8)
- (1-Benzyl-5-ethyl-1H-1,2,3-triazol-4-yl)methanol (CAS 1266814-50-9)
- Tirzepatide Impurity 33 (CAS CATO-C4X-324033)
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