Intermediates

4-Fluorobenzoic Acid

  • CAS No.456-22-4
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 4-Fluorobenzoic Acid (CAS 456-22-4), a key fluorinated aromatic intermediate for advanced organic synthesis in pharmaceutical and agrochemical manufacturing.

Request Bulk Pricing

Product Technical Details

Product Overview

4-Fluorobenzoic acid is a fluorinated aromatic carboxylic acid widely employed as a critical building block in the synthesis of complex organic molecules. With its well-defined reactivity and stability, this compound serves as a versatile intermediate in the development of active pharmaceutical ingredients (APIs), agrochemicals, and specialty polymers. Its para-fluoro substitution imparts unique electronic and steric properties that are leveraged in modern medicinal chemistry and materials science.

Specifications

Molecular FormulaC7H5FO2
Molecular Weight140.11 g/mol
CAS Number456-22-4
AppearanceWhite to yellow powder
Purity (HPLC)≥99.0%
Moisture≤0.5%
Melting Point184 °C
Boiling Point253.7 °C
Density1.479 g/cm³
Flash Point107.2 °C
Refractive Index1.537

Industrial Applications

As a high-value fluorinated intermediate, 4-fluorobenzoic acid is primarily utilized in multi-step synthetic routes requiring regioselective functionalization. Key application areas include:

  • Pharmaceutical R&D: Precursor for fluorinated drug candidates targeting metabolic stability and enhanced bioavailability.
  • Agrochemical Synthesis: Building block for herbicides and fungicides with improved environmental persistence profiles.
  • Materials Chemistry: Monomer component in liquid crystals, OLED materials, and high-performance polymers.
  • Chemical Research: Reference standard and derivatization agent in analytical and synthetic laboratories.

Stored in a cool, dry, and well-ventilated area, this product is typically supplied in 25 kg drums or customized packaging to meet global regulatory and logistical requirements. Our manufacturing process ensures consistent batch-to-batch quality, supported by comprehensive Certificates of Analysis (COA) and full regulatory documentation.