1-(3,4-Difluorophenyl)-N-(2-methylphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide CAS 478063-37-5
| CAS No. | 478063-37-5 |
| Molecular Formula | C18H13F2N3O2 |
| Molecular Weight | 341.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 341.31 g/mol gives 1-(3,4-Difluorophenyl)-N-(2-methylphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(3,4-Difluorophenyl)-N-(2-methylphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide (CAS 478063-37-5) is a high-purity analytical reference standard with the molecular formula C18H13F2N3O2 and a molecular weight of 341.31 g/mol.
1-(3,4-Difluorophenyl)-N-(2-methylphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide (C18H13F2N3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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-(3,4-Difluorophenyl)-N-(2-methylphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide 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 | C18H13F2N3O2 |
| Molecular Weight | 341.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluorophenyl Standards
- ((2,6-Difluorophenyl)sulfonyl)phenylalanine (CAS 1242099-15-5)
- N-(2,4-Difluorophenyl)-3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-sulfonamide (CAS 941971-06-8)
- 1-((5-((3,5-Difluorophenyl)thio)-4-isopropyl-1-methyl-1H-imidazol-2-yl)methyl)urea (CAS 178979-81-2)
- N-(2,4-difluorophenyl)-6-(isopropylsulfonyl)nicotinamide (CAS 339031-21-9)
- 1-(2,4-Difluorophenyl)-3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole-4-carbaldehyde (CAS 618101-85-2)
- (2,6-Difluorophenyl)({[2-(morpholin-4-yl)ethyl]carbamoyl})methyl acetate (CAS 866009-28-1)
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Recommended Standards
- 2-((4-(Trifluoromethoxy)phenyl)sulfonyl)-1H-indole (CAS 1505521-38-9)
- 1-(4-Fluorophenyl)-4-(3-(2-fluorophenyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one (CAS 941893-23-8)
- S-Phenyl (2-(trifluoromethyl)benzo[d][1,3]dioxol-2-yl)carbamothioate (CAS 145396-55-0)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)malonic acid (CAS 296261-32-0)
- Methyl 6-(bromomethyl)-1-isopropyl-3-methyl-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidine-5-carboxylate (CAS 491614-28-9)
- Ethyl 2-(N-phenyl4-chlorobenzenesulfonamido)acetate (CAS 93011-02-0)
- 1-(1-(Aminomethyl)cyclobutyl)butan-1-ol (CAS 1541054-56-1)
- D-Gluconic acid manganese salt (CAS 6485-39-8)
- Benzyl ((1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-2-yl)methyl)carbamate (CAS 1354029-71-2)
- 1-(1,2,2,3,3,4,5,5,6,6-Decafluoro-4-(trifluoromethyl)cyclohexyl)-2,2,3,3,4,4,5,5,6,6-decafluoropiperidine (CAS 86630-50-4)
- 73625-62-4 2H-Pyrazolo(3,4-g)quinoline, 4,4a,5,6,7,8,8a,9-octahydro-5-propyl-, dihydrochloride, trans-(+-)- LY 141865 trans-dl-5-Propyl-4,4a,5,6,7,8,8a,9-octahydro-2H-pyrazolo(3,4-g)quinoline dihydrochloride Quinpirole hydrochloride Quinpirole dihydrochloride (CAS 73625-62-4)
- 4-((5-Fluoro-2-methylphenyl)amino)-4-oxobutanoic acid (CAS 647031-91-2)
- 3-Chloro-4-iodo-2-methoxyaniline (CAS 943831-01-4)
- PACAP-Related Peptide (PRP), rat (CAS 132769-35-8)
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