1-(4-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid CAS 1018498-97-9
| CAS No. | 1018498-97-9 |
| Molecular Formula | C11H7FN2O4 |
| Molecular Weight | 250.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 250.18 g/mol gives 1-(4-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(4-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (CAS 1018498-97-9), molecular formula C11H7FN2O4 and molecular weight 250.18 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 1-(4-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (C11H7FN2O4) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 1-(4-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid 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 | C11H7FN2O4 |
| Molecular Weight | 250.18 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 methanol, ethanol, DMSO |
| 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.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluorophenyl Standards
- 3-(4-Fluorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid (CAS 1105193-80-3)
- 3-(3-Fluorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid (CAS 1283108-17-7)
- 1-(3-Fluorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylic acid (CAS 1368188-13-9)
- 1-(4-fluorophenyl)-4,6-dioxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid (CAS 1803600-92-1)
- 3-(2-Fluorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid (CAS 868143-08-2)
- 4-(4-Fluorophenyl)-2-(trifluoromethyl)butanoic acid (CAS 932710-60-6)
- 4-Fluorophenyl 4-fluoropyridin-2-ylcarbamate (CAS 1993323-88-8)
- 2-(1-(4-Fluorophenyl)-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-4-yl)acetic acid (CAS 1011416-50-4)
Recommended Standards
- 2-Bromo-3-methyl-n-(2-methylbutan-2-yl)butanamide (CAS 1016773-95-7)
- 7-Fluoro-6-nitro-4-(prop-2-yn-1-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 103361-40-6)
- Azilsartan Impurity 61 (CAS 856414-36-3)
- 2-(1-Cyclononen-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1041002-91-8)
- (5-(3,4-Dichlorophenyl)isoxazol-3-yl)methyl thiophene-2-carboxylate (CAS 338777-06-3)
- 2-Amino-6-methylpyridine-3,5-dicarbonitrile (CAS 78473-11-7)
- (2,5-Dimethoxyphenyl)(pyridin-2-yl)methanol (CAS 1410128-22-1)
- 1-Propionylindoline-5-carboxylic acid (CAS 1094303-82-8)
- Methyl 2-(4-fluoro-3-methylphenyl)-2-hydroxyacetate (CAS 1249334-58-4)
- 3-(2,4,5-Trichlorophenoxy)azetidine (CAS 1219982-59-8)
- 4-[(1-ethylpiperidin-3-yl)oxy]aniline (CAS 893753-97-4)
- Mivacurium chloride Impurity 70 (CAS CATO-C4X-137570)
- 4-Cyanophenylzinc bromide (CAS 131379-14-1)
- MOTS-c Peptide (CAS 1627580-64-6)
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