6-(4-Chlorobenzoyl)-2-(4-chlorophenyl)-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one CAS 478043-60-6
| CAS No. | 478043-60-6 |
| Molecular Formula | C18H9Cl2F3N2O2 |
| Molecular Weight | 413.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-(4-Chlorobenzoyl)-2-(4-chlorophenyl)-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one (CAS 478043-60-6) is a high-purity analytical reference standard with the molecular formula C18H9Cl2F3N2O2 and a molecular weight of 413.18 g/mol.
Based on its molecular formula C18H9Cl2F3N2O2, 6-(4-Chlorobenzoyl)-2-(4-chlorophenyl)-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 413.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 6-(4-Chlorobenzoyl)-2-(4-chlorophenyl)-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one 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 | C18H9Cl2F3N2O2 |
| Molecular Weight | 413.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorobenzoyl Standards
- 6-(2-Chlorobenzoyl)-2-(3-chlorophenyl)-5-(trifluoromethyl)pyridazin-3(2H)-one (CAS 478043-63-9)
- 6-(3-Chlorobenzoyl)-2-(2-chlorophenyl)-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one (CAS 478043-62-8)
- 6-(4-Chlorobenzoyl)-2-(2-chlorophenyl)-5-(trifluoromethyl)pyridazin-3(2H)-one (CAS 478043-58-2)
- 6-(4-Chlorobenzoyl)-2-(3-chlorophenyl)-5-(trifluoromethyl)pyridazin-3(2H)-one (CAS 478043-59-3)
- 2-(4-Chlorobenzoyl)-3-{[(2-chlorophenyl)sulfanyl]methyl}-1-benzofuran (CAS 338424-02-5)
- 2-(4-Chlorobenzoyl)-3-{[(4-chlorophenyl)sulfanyl]methyl}-1-benzofuran (CAS 338411-44-2)
- 1-Benzyl-2-[1-(4-chlorobenzoyl)-1H-pyrazol-3-yl]-1H-1,3-benzodiazole (CAS 477711-18-5)
- 1-(3-Chlorobenzoyl)-4-{[3-(3-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775471-63-0)
Recommended Standards
- Pyraflufen-Ethyl (CAS 129630-19-9)
- 2-Ethoxy-5-(tri-n-butylstannyl)pyrimidine, 98% (CAS 1025746-10-4)
- tributyl-(6-ethoxypyrazin-2-yl)stannane (CAS 1224436-45-6)
- 8-[(6-Iodobenzo[d][1,3]dioxol-5-yl)thio]-9H-purin-6-amine (CAS 873436-89-6)
- 2-(6-Hydroxy-naphthalen-2-yl)-propionic acid methyl ester (CAS 61495-42-9)
- 2'-Hydroxy-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid (CAS 1215206-03-3)
- (1-Butylpiperidin-4-yl)methanol (CAS 148703-15-5)
- [4-(6-Methoxypyridin-2-yl)oxan-4-yl]methanamine (CAS 1439896-82-8)
- 2-(Pyridin-3-yloxy)pyridine-3-carboxylic acid (CAS 214758-27-7)
- 2-Chloro-5-isobutyl-4,6-dimethylpyrimidine (CAS 1384428-62-9)
- Tris(ethylthio)methane (CAS 6267-24-9)
- Methyl 4-((3-chlorobenzyl)oxy)-6-fluoroquinoline-2-carboxylate (CAS 1357936-14-1)
- 3-Oxoisothiazolidine-4-carboxylic acid (CAS 543740-58-5)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com