Intermediates

3,4-Difluoronitrobenzene

  • CAS No.369-34-6
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 3,4-Difluoronitrobenzene (CAS 369-34-6) is a key fluorinated aromatic intermediate for advanced organic synthesis in pharmaceutical and agrochemical R&D.

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Product Technical Details

Product Overview

3,4-Difluoronitrobenzene (CAS 369-34-6) is a high-value fluorinated aromatic compound widely employed as a versatile building block in the synthesis of complex organic molecules. With its dual fluorine substituents and electron-withdrawing nitro group, this intermediate offers exceptional reactivity and selectivity in nucleophilic aromatic substitution (SNAr), cross-coupling reactions, and reduction pathways. It serves as a critical precursor in the development of active pharmaceutical ingredients (APIs), specialty agrochemicals, and advanced materials requiring precise electronic and steric tuning.

Specifications

Molecular FormulaC6H3F2NO2
Molecular Weight159.09 g/mol
Density1.437 g/cm³
Boiling Point76–80 °C
Flash Point177 °F (80.6 °C)
Refractive Index1.509
AppearanceKhaki tan liquid (clear, colorless to light yellow)
Assay (GC)≥99.0% (Typical: 99.60%)
Moisture≤0.2% (Typical: 0.02%)

Industrial Applications

As a strategic intermediate in fine chemical manufacturing, 3,4-Difluoronitrobenzene enables the efficient construction of fluorinated scaffolds essential for modern drug discovery and crop protection chemistry. Its applications include:

  • Serving as a core synthon for fluorinated anilines via controlled nitro-group reduction.
  • Facilitating Pd-catalyzed cross-coupling reactions to generate biaryl architectures.
  • Acting as a starting material for heterocyclic systems such as benzimidazoles and quinazolines.
  • Supporting the synthesis of liquid crystals and electronic materials requiring defined dipole moments.

Manufactured under stringent quality control protocols, our product conforms to factory standards and is ideal for scale-up in GMP-compliant environments. Packaging is available in 200 kg drums or customized configurations upon request. Store in a cool, well-ventilated area away from heat and ignition sources.