4-bromo-2-(4-fluorophenyl)-5-methoxypyridazin-3(2H)-one CAS 10002-76-3
| CAS No. | 10002-76-3 |
| Molecular Formula | C11H8BrFN2O2 |
| Molecular Weight | 299.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-bromo-2-(4-fluorophenyl)-5-methoxypyridazin-3(2H)-one (CAS 10002-76-3) is a high-purity analytical reference standard with the molecular formula C11H8BrFN2O2 and a molecular weight of 299.10 g/mol.
Structurally, 4-bromo-2-(4-fluorophenyl)-5-methoxypyridazin-3(2H)-one (C11H8BrFN2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 299.10 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 4-bromo-2-(4-fluorophenyl)-5-methoxypyridazin-3(2H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H8BrFN2O2 |
| Molecular Weight | 299.10 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 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.) | 1959 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
Related bromo Standards
- 5-Bromo-2-fluoro-N-(5-methylisoxazol-3-yl)benzamide (CAS 1016854-57-1)
- 1-(4-Bromo-2-fluorophenyl)-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 1189749-52-7)
- Methyl 3-bromo-1-(4-fluorophenyl)-1H-pyrazole-5-carboxylate (CAS 1259051-22-3)
- 1-(3-Bromo-4-fluorobenzyl)-1H-pyrazole-4-carboxylic acid (CAS 1273797-56-0)
- Methyl 4-bromo-3-(2-fluorophenyl)-1h-pyrazole-5-carboxylate (CAS 1319193-94-6)
- Methyl 4-bromo-3-(4-fluorophenyl)-1h-pyrazole-5-carboxylate (CAS 1350465-88-1)
- 5-(2-Bromo-4-fluorophenoxy)pyrimidine-2,4-diamine (CAS 1620482-41-8)
- 5-(2-bromo-5-fluorophenoxy)pyrimidine-2,4-diamine (CAS 935534-20-6)
Recommended Standards
- 2-Hydroxy-6-iodobenzenesulfonamide (CAS 913725-56-1)
- 1H,1H-Perfluorohexylamine (CAS 355-34-0)
- (Phenyliodonio)sulfamate (PISA) (CAS 2135323-39-4)
- (3-((4-(Methoxycarbonyl)phenyl)carbamoyl)phenyl)boronic acid (CAS 874460-00-1)
- Carbophenothion-sulfoxide (CAS 17297-40-4)
- 3-Amino-5-fluoropicolinaldehyde (CAS 1289114-66-4)
- 4-(7-Methyloctyl)phenol (CAS 26543-97-5)
- 201595-52-0 1,4-Dibromo(~13~C_6_)benzene DTXSID40745842 (CAS 201595-52-0)
- 1-Amino-3-(2,2,2-trifluoroethyl)thiourea (CAS 1092300-87-2)
- 2-Chloro-6,8-difluoroquinoline (CAS 577967-70-5)
- 3-Bromo-5-(methoxymethoxy)pyridine (CAS 1346556-39-5)
- 2-(1h-Pyrazol-1-yl)pyridin-4-amine (CAS 1250667-45-8)
- 2-({7-bromopyrrolo[2,1-f][1,2,4]triazin-4-yl}amino)ethan-1-ol (CAS 1882757-56-3)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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 18665070610 / Nicole.chen@cato-chem.com