(5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-bromobenzoate CAS 318289-24-6
| CAS No. | 318289-24-6 |
| Molecular Formula | C24H18BrFN2O3 |
| Molecular Weight | 481.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, (5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-bromobenzoate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 481.31 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).
(5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-bromobenzoate (CAS 318289-24-6), molecular formula C24H18BrFN2O3 and molecular weight 481.31 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-bromobenzoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C24H18BrFN2O3 |
| Molecular Weight | 481.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
Related Fluorophenoxy Standards
- (5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2,4-dichlorobenzoate (CAS 318289-18-8)
- [5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl]methyl 3-(trifluoromethyl)benzoate (CAS 956262-56-9)
- 4-{2-[2-(4-fluorophenoxy)ethoxy]ethoxy}-1-(4-methylbenzenesulfonyl)-1H-indole (CAS 477856-57-8)
- (E)-2-(4-fluorophenoxy)-4-methoxy-N-(((2-(3-(trifluoromethyl)phenoxy)ethoxy)imino)methyl)nicotinamide (CAS 341966-88-9)
- Ethyl 2-(2-(2-fluorophenoxy)acetamido)-4-methyl-5-(phenylcarbamoyl)thiophene-3-carboxylate (CAS 518350-22-6)
- [5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl]methyl 2-chloro-6-fluorobenzoate (CAS 956795-39-4)
- (5-(4-Fluorophenoxy)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 2-chlorobenzoate (CAS 318289-26-8)
- N-(4-(2-((2-(4-Fluorophenoxy)ethyl)amino)-2-oxoethyl)thiazol-2-yl)-3-phenylacrylamide (CAS 1207061-71-9)
Recommended Standards
- (3,4-Dichlorophenyl)(3-(((3-(trifluoromethyl)phenyl)thio)methyl)benzofuran-2-yl)methanone (CAS 400082-38-4)
- 5-(4-Bromophenyl)-4-(3-fluoro-4-methylbenzoyl)-3-hydroxy-1-(pyridin-3-ylmethyl)-1H-pyrrol-2(5H)-one (CAS 618073-90-8)
- Resmetirom impurity 84 (CAS CATO-C4X-291284)
- 2-Chloro-5-(5-((4-chlorobenzyl)thio)-4-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazol-3-yl)pyridine (CAS 680216-98-2)
- ethyl 4-(trifluoromethyl)thiazole-5-carboxylate (CAS 106203-24-1)
- Tetraethylene Glycol Monomethyl Ether (CAS 23783-42-8)
- 3-(3-Chlorophenyl)-2,2-dimethylpropan-1-ol (CAS 1267954-80-2)
- Etoposide Impurity 34 (CAS CATO-C4X-202434)
- 2-Bromo-4-(3,3,3-trifluoropropoxy)benzaldehyde (CAS 1690937-30-4)
- 8-Fluoro-2-methylquinazolin-4-amine (CAS 1702956-69-1)
- 2-Chloro-4-fluoro-6-(trifluoromethyl)pyridine (CAS 1227574-58-4)
- Diethyl oxalimidate (CAS 13534-15-1)
- Methyl 2-methyl-3-[(4-phenylbutan-2-yl)amino]propanoate (CAS 1221341-39-4)
- Semaglutide Impurity 10 (CAS CATO-C4X-222610)
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