2-(3-Fluoro-4-methoxybenzoyl)benzoic acid CAS 152567-81-2
| CAS No. | 152567-81-2 |
| Molecular Formula | C15H11FO4 |
| Molecular Weight | 274.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
2-(3-Fluoro-4-methoxybenzoyl)benzoic acid (CAS 152567-81-2) is a high-purity analytical reference standard with the molecular formula C15H11FO4 and a molecular weight of 274.24 g/mol.
Based on its molecular formula C15H11FO4, 2-(3-Fluoro-4-methoxybenzoyl)benzoic acid contains a flavonoid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 274.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 2-(3-Fluoro-4-methoxybenzoyl)benzoic acid 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 | C15H11FO4 |
| Molecular Weight | 274.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | F-containing |
Related Fluoro Standards
- 2-Fluoro-5-(3-methoxycarbonylphenyl)benzoic acid (CAS 1261912-57-5)
- 3-(2-Fluoro-4-methoxycarbonylphenyl)benzoic acid (CAS 1261915-45-0)
- 6-(2-Fluoro-5-methoxycarbonylphenyl)-2-formylphenol (CAS 1261919-29-2)
- 2-Fluoro-5-(4-methoxycarbonylphenyl)benzoic acid (CAS 1261980-30-6)
- 2-(5-Fluoro-2-methoxybenzoyl)benzoic acid (CAS 135030-71-6)
- 3-(3-Fluoro-5-(trifluoromethyl)benzyl)-1-methyl-1h-pyrazol-5-ol (CAS 1358573-35-9)
- 2-Fluoro-3-(4-(trifluoromethyl)phenyl)bicyclo[1.1.1]pentane-1-carboxylic acid (CAS 2731010-62-9)
- 4-Fluoro-N-(5-(isoxazol-5-yl)-1,3,4-oxadiazol-2-yl)benzamide (CAS 946312-46-5)
Recommended Standards
- N-(5-Formyl-4-(trifluoromethyl)pyridin-2-yl)pivalamide (CAS 1494684-35-3)
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- Methyl 5-(3-(trifluoromethyl)phenyl)tetrahydrofuran-2-carboxylate (CAS 1421602-31-4)
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