4,5-Dichloro-2-(2,4-dichlorophenyl)-2,3-dihydropyridazin-3-one CAS 24725-65-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 24725-65-3 |
| Molecular Formula | C10H4Cl4N2O |
| Molecular Weight | 309.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dichloro-2-(2,4-dichlorophenyl)-2,3-dihydropyridazin-3-one (CAS 24725-65-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H4Cl4N2O. Molecular weight: 309.96 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H4Cl4N2O |
| Molecular Weight | 309.96 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- 4,5-dichloro-2-(3,4-dichlorophenyl)-2,3-dihydropyridazin-3-one (CAS 33098-12-3)
- 4,5-Dichloro-2-(3,5-dichlorophenyl)pyridazin-3(2H)-one (CAS 86483-43-4)
- Dichloro(1,10-phenanthroline-κN1,κN10)cobalt (CAS 48165-46-4)
- 3,4-Dichloro-1-(3-(trifluoromethyl)phenyl)-1H-pyrrole-2,5-dione (CAS 39147-10-9)
- 4,5-Dichloro-2-(5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one (CAS 89570-57-0)
- 6,8-Dichloro-2-(4-fluorophenyl)-4H-benzo[d][1,3]oxazin-4-one (CAS 40728-56-1)
- (T-4)-Dichloro(1,10-phenanthroline-κN1,κN10)nickel (CAS 22980-76-3)
- 3-(2,4-Dichloro-5-fluorophenyl)-1H-pyrazole-4-sulfonamide (CAS 1292620-27-9)
Recommended Standards
- 1,3-Dibromo-4H-cyclopenta[c]thiophene-4,6(5H)-dione (CAS 246232-37-1)
- (2,5-Dibutoxy-1,4-phenylene)diboronic acid (CAS 373502-83-1)
- 2-Bromo-1-(4-bromo-2-fluoro-6-methylphenyl)ethanone (CAS 1934465-25-4)
- 1H,2H,3H,4H,5H-pyrido[2,3-b][1,4]diazepine (CAS 1384591-76-7)
- 5-(2,3,5-Trichlorophenyl)pyrimidine-2,4-diamine ethanesulfonate (CAS 144425-86-5)
- 2-Ethoxy-N-((1-(4-fluorophenyl)cyclopropyl)methyl)benzamide (CAS 1049388-52-4)
- 4-(4-Bromo-3-methylphenyl)oxazolidin-2-one (CAS 1519517-20-4)
- 4-(2,5-Dichlorothiophen-3-yl)-2-{[(3-methylphenyl)methyl]sulfanyl}pyrimidine (CAS 343374-82-3)
- n-(1-(4-Isobutylphenyl)ethyl)cyclopropanecarboxamide (CAS 1197642-86-6)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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 13829788188 / jacky.chen@cato-chem.com