3-Bromo-4-fluorobenzaldehyde
- CAS No.77771-02-9
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity 3-Bromo-4-fluorobenzaldehyde (CAS 77771-02-9), a key aromatic intermediate for agrochemical synthesis such as Cyfluthrin.
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Product Overview
3-Bromo-4-fluorobenzaldehyde is a high-value aromatic aldehyde widely employed as a chemical intermediate in the synthesis of advanced agrochemicals and pharmaceutical compounds. With a molecular formula of C7H4BrFO and a molecular weight of 203.01 g/mol, this compound features both bromo and fluoro substituents on the benzene ring, enabling versatile reactivity in cross-coupling and electrophilic substitution reactions.
Specifications
| Molecular Formula | C7H4BrFO |
|---|---|
| Molecular Weight | 203.008 g/mol |
| Density | 1.67 g/cm³ |
| Melting Point | 28–33 °C |
| Boiling Point | 138–139 °C |
| Flash Point | 90 °C |
| Refractive Index | 1.574 |
| Appearance | White powder |
| Assay (Purity) | ≥99.0% (typical result: 99.53%) |
Industrial Applications
This compound serves primarily as a critical building block in the production of synthetic pyrethroid insecticides, notably Cyfluthrin. Its dual halogen functionality allows for selective derivatization, making it indispensable in multi-step organic syntheses requiring regiochemical control.
- Used in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions
- Enables construction of complex fluorinated aromatic scaffolds
- Suitable for R&D and large-scale manufacturing under GMP-compliant conditions
Stored in a cool, well-ventilated area away from heat and incompatible materials, 3-Bromo-4-fluorobenzaldehyde is typically packed in 25 kg drums or customized packaging per client specifications.
