2-(3,4-Difluorophenyl)-4-(3-hydroxy-3-methylbutoxy)-5-(4-(methylthio)phenyl)pyridazin-3(2H)-one CAS 266320-87-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 266320-87-0 |
| Molecular Formula | C22H22F2N2O3S |
| Molecular Weight | 432.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3,4-Difluorophenyl)-4-(3-hydroxy-3-methylbutoxy)-5-(4-(methylthio)phenyl)pyridazin-3(2H)-one (CAS 266320-87-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H22F2N2O3S. Molecular weight: 432.48 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C22H22F2N2O3S |
| Molecular Weight | 432.48 g/mol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Difluorophenyl Standards
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- 1-(2,4-Difluorophenyl)-6-fluoro-5-methyl-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 125290-60-0)
- N-(2,5-Difluorophenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775448-65-1)
- 2-[(2,4-Difluorophenyl)formamido]-3-phenylpropyl 2,4-difluorobenzoate (CAS 338777-59-6)
- 1-(2,4-Difluorophenyl)-6,8-difluoro-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 106795-36-2)
- N-(2,4-Difluorophenyl)-2-((3-ethyl-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 585549-56-0)
- N-(3,4-Difluorophenyl)-2-((3-ethyl-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 578749-34-5)
- N-(2,4-difluorophenyl)-3-((3-(trifluoromethyl)benzyl)thio)thiophene-2-carboxamide (CAS 250714-47-7)
Recommended Standards
- 1-(Furan-2-ylmethyl)-2-imino-10-methyl-3-(4-methylpiperazine-1-carbonyl)-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 510760-93-7)
- 2-(5-Phenyl-4-(pyridin-4-yl)-1H-1,2,3-triazol-1-yl)-N-(5-phenylpyridin-2-yl)acetamide (CAS 2074607-48-8)
- Triamcinolone Acetonide Impurity N2 (CAS 1893-84-1)
- 3-benzyl-1-methyl-1H-imidazol-3-ium bis((trifluoromethyl)sulfonyl)amide (CAS 433337-24-7)
- 9-(Piperidin-4-yl)-9H-purine (CAS 830331-58-3)
- 2-(((1-Methyl-1h-pyrrol-2-yl)methyl)amino)ethan-1-ol (CAS 893572-46-8)
- 2,3,5-Trimethyl-4-hydroxybenzaldehyde (CAS 91060-95-6)
- 4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoic acid (CAS 57045-33-7)
- 4-Chloro-3-(pyrrolidin-1-ylsulfonyl)pyridine (CAS 59582-93-3)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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