4,5-Dichloro-2-(2-phenoxyethyl)pyridazin-3(2H)-one CAS 144172-51-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 144172-51-0 |
| Molecular Formula | C12H10Cl2N2O2 |
| Molecular Weight | 285.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dichloro-2-(2-phenoxyethyl)pyridazin-3(2H)-one (CAS 144172-51-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H10Cl2N2O2. Molecular weight: 285.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H10Cl2N2O2 |
| Molecular Weight | 285.13 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, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
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Recommended Standards
- Methyl 1-(4-bromophenyl)-3-hydroxycyclobutanecarboxylate (CAS 1432059-59-0)
- Methyl (1s,3s)-1-(4-bromophenyl)-3-hydroxycyclobutane-1-carboxylate (CAS 1402603-94-4)
- (+/-)-1-(1,3-Benzodioxol-5-yl)-2-bromo-1-pentanone (CAS 146721-06-4)
- 3-Iodo-4-propoxyaniline (CAS 1481082-48-7)
- 9-chloro-5,6,7,8-tetrahydroacridine-3-carboxylic Acid (CAS 902586-59-8)
- 3-((2-Chloro-6-fluorobenzyl)thio)-1-(3-(trifluoromethyl)phenyl)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile (CAS 685109-30-2)
- 1-[2-Amino-1-(4-trifluoromethyl-phenyl)-ethyl]-pyrrolidine-3-carboxylic acid (CAS 886364-10-9)
- 4'-(3,4-Difluorophenoxy)acetophenone (CAS 845866-50-4)
- 1-(1-(Dodecyloxy)-2-methylpropyl)-1H-benzo[d][1,2,3]triazole (CAS 314273-15-9)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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