2-[3-(4-fluoro-2-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]acetic acid CAS 1239731-56-6
| CAS No. | 1239731-56-6 |
| Molecular Formula | C13H11FN2O4 |
| Molecular Weight | 278.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-[3-(4-fluoro-2-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]acetic acid (CAS 1239731-56-6), a certified reference material (molecular formula C13H11FN2O4, MW 278.24 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H11FN2O4, 2-[3-(4-fluoro-2-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]acetic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 278.24 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).
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.
As a certified reference material (CRM), 2-[3-(4-fluoro-2-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-1-yl]acetic 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 | C13H11FN2O4 |
| Molecular Weight | 278.24 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related fluoro Standards
- 2-(3-(2-Fluoro-4-methoxyphenyl)-6-oxopyridazin-1(6H)-yl)acetic acid (CAS 1225134-66-6)
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Recommended Standards
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- Peptide Impurity (CAS CATO-CPTD788810)
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