Intermediates

4-(Trifluoromethyl)benzyl Bromide

  • CAS No.402-49-3
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 4-(Trifluoromethyl)benzyl bromide (CAS 402-49-3), a versatile fluorinated building block for advanced organic synthesis and pharmaceutical intermediates.

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Product Technical Details

Product Overview

4-(Trifluoromethyl)benzyl bromide is a high-value fluorinated aromatic halide widely employed as a key intermediate in modern organic synthesis. With its reactive benzylic bromide functionality and electron-withdrawing trifluoromethyl group, this compound serves as an essential reagent in the construction of complex molecular architectures, particularly in agrochemical, pharmaceutical, and specialty materials research.

Specifications

Molecular FormulaC8H6BrF3
Molecular Weight239.03 g/mol
CAS Number402-49-3
AppearanceWhite to light yellow low melting solid
Purity (GC)≥99.0%
Density1.546 g/cm³
Melting Point29–33 °C
Boiling Point65–69 °C
Refractive Index1.484
Flash Point192 °F (89 °C)

Industrial Applications

This fluorinated benzyl halide is primarily utilized as a synthetic intermediate in multi-step organic transformations. Its applications include:

  • Serving as an alkylating agent in nucleophilic substitution reactions to introduce the 4-(trifluoromethyl)benzyl moiety into target molecules.
  • Participating in cross-coupling reactions (e.g., Suzuki, Negishi) after conversion to organometallic reagents.
  • Facilitating the synthesis of active pharmaceutical ingredients (APIs) and bioactive compounds where metabolic stability and lipophilicity are enhanced by the CF3 group.
  • Acting as a precursor in the development of liquid crystals, electronic materials, and high-performance polymers.

Stored in a cool, well-ventilated area away from moisture and strong bases, 4-(trifluoromethyl)benzyl bromide is typically supplied in 25 kg drums or customized packaging to meet industrial-scale requirements. As a non-terminal, non-formulation chemical, it is classified strictly as a synthesis intermediate under global regulatory frameworks.