4-(3-Chlorophenyl)-6-(4-chlorophenyl)-4,5-dihydropyridazin-3(2H)-one CAS 344282-38-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 344282-38-8 |
| Molecular Formula | C16H12Cl2N2O |
| Molecular Weight | 319.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-Chlorophenyl)-6-(4-chlorophenyl)-4,5-dihydropyridazin-3(2H)-one (CAS 344282-38-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H12Cl2N2O. Molecular weight: 319.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H12Cl2N2O |
| Molecular Weight | 319.19 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 |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-(2,4-Dichlorophenyl)-6-phenyl-2,3,4,5-tetrahydropyridazin-3-one (CAS 344282-63-9)
- 4-Bromo-3-(4-methoxyphenyl)propiophenone (CAS 648903-46-2)
- 4-(1-(3-Bromo-4-methoxyphenyl)ethyl)benzaldehyde (CAS 2484888-78-8)
- 2-Amino-7-(chloromethyl)pteridin-4(1H)-one HCl (CAS 1391054-83-3)
- 3,5-Dimethoxyaniline hydrochloride (CAS 40891-33-6)
- 2-Amino-3-(5-fluoro-2-(trifluoromethyl)phenyl)propanoic acid (CAS 1260002-41-2)
- 2-(Isoxazol-3-yl)ethanamine (CAS 55242-81-4)
- Methyl 4-(4-aminophenoxy)butanoate (CAS 130198-73-1)
- 2-(Chloromethyl)-5-hydroxybenzo[d]oxazole (CAS 1803809-69-9)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
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