1-(4-Chlorophenyl)-N-(2-methoxyphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide CAS 478063-26-2
| CAS No. | 478063-26-2 |
| Molecular Formula | C18H14ClN3O3 |
| Molecular Weight | 355.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(4-Chlorophenyl)-N-(2-methoxyphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide 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.
CATO supplies 1-(4-Chlorophenyl)-N-(2-methoxyphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide (CAS 478063-26-2), a certified reference material (molecular formula C18H14ClN3O3, MW 355.78 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 1-(4-Chlorophenyl)-N-(2-methoxyphenyl)-4-oxo-1,4-dihydropyridazine-3-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 355.78 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H14ClN3O3 |
| Molecular Weight | 355.78 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 |
| 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 | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 5-(2-Chlorophenyl)-4-(3-(trifluoromethyl)phenyl)-4h-1,2,4-triazole-3-thiol (CAS 722465-47-6)
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Recommended Standards
- Lifitegrast Impurity 112 (CAS CATO-C4X-2409112)
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- Lifitegrast Impurity 105 (CAS CATO-C4X-2409105)
- 2-(4-Chlorobenzamido)-N-(3-methylisoxazol-5-yl)benzamide (CAS 90059-33-9)
- 1-(2-Nitro-benzenesulfonyl)-pyrrolidin-3-one (CAS 2305079-64-3)
- 4-(2-Oxo-2-phenylethyl)benzenesulfonamide (CAS 181697-05-2)
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- 261952-08-3 2-methyl-5-(trifluoromethyl)benzoyl Chloride DTXSID20379609 (CAS 261952-08-3)
- N-Cyclohexyl-N-methylhydrazinecarbothioamide (CAS 122828-98-2)
- Tretinoin EP Impurity G (CAS 13100-69-1)
- 4-((Tetrahydro-2h-thiopyran-3-yl)amino)butan-2-ol (CAS 1344338-99-3)
- Propargyl-PEG6-alcohol (CAS 944560-99-0)
- Ethyl 4,6,8-trichloroquinoline-3-carboxylate (CAS 31602-08-1)
- Neuropeptide Y (22-36) (CAS 119019-65-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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