4-Bromo-2-(2-fluorobenzyl)pyridazin-3(2h)-one CAS 2090506-89-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2090506-89-9 |
| Molecular Formula | C11H8BrFN2O |
| Molecular Weight | 283.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2-(2-fluorobenzyl)pyridazin-3(2h)-one (CAS 2090506-89-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H8BrFN2O. Molecular weight: 283.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H8BrFN2O |
| Molecular Weight | 283.10 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 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-(N-Boc-N-Ethylamino)-2-fluorophenylboronic acid (CAS 2377610-16-5)
- 4-Bromo-2-(3-fluorobenzyl)pyridazin-3(2h)-one (CAS 2091977-56-7)
- 3-Bromo-7-fluoro-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1h)-one (CAS 642491-90-5)
- 2-Amino-N,N-dipropylacetamide hydrochloride (CAS 110984-06-0)
- 3-Bromo-5-(methylthio)benzonitrile (CAS 1595930-26-9)
- (Z)-2-(3,3-Dimethylcyclohexylidene)acetaldehyde (CAS 26532-24-1)
- 1-(3-Ethoxyphenyl)butan-1-ol (CAS 1178920-59-6)
- Upadacitinib Impurity 44 (CAS CATO-C4X-240544)
- 5-Phenylbenzo[b]thiophene (CAS 107411-26-7)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
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