Intermediates

Tetrafluoroterephthalic Acid

  • CAS No.652-36-8
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Tetrafluoroterephthalic Acid (CAS 652-36-8) designed for advanced fluorinated material synthesis and pharmaceutical intermediates.

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Product Technical Details

Product Overview

Tetrafluoroterephthalic Acid, also known systematically as 2,3,5,6-tetrafluoroterephthalic acid, represents a critical fluorinated building block in modern organic synthesis and material science. This highly specialized intermediate features a benzene ring fully substituted with fluorine atoms at the ortho and meta positions relative to the carboxylic acid groups. The presence of four fluorine atoms significantly enhances the chemical stability, thermal resistance, and lipophilicity of downstream products, making it an indispensable raw material for developing high-performance polymers, agrochemicals, and pharmaceutical compounds.

Our manufacturing process ensures exceptional purity levels suitable for demanding research and industrial applications. The compound is characterized by its white crystalline appearance and robust physical properties, including a high melting point and significant density. These attributes facilitate easier handling and processing during complex multi-step synthesis routes where thermal stability is paramount.

Technical Specifications

ParameterValue
Chemical NameTetrafluoroterephthalic Acid
CAS Number652-36-8
Molecular FormulaC8H2F4O4
Molecular Weight238.09 g/mol
AppearanceWhite Crystal
Melting Point275-277 °C (dec.)
Density1.812 g/cm3
Boiling Point337.9 °C at 760 mmHg
Flash Point158.1 °C

Industrial Applications

The versatility of Tetrafluoroterephthalic Acid extends across several high-value industries. In the realm of new materials, it serves as a key monomer for synthesizing fluorinated polyesters and polyamides that exhibit superior resistance to harsh chemical environments and extreme temperatures. These materials are increasingly utilized in aerospace components, electronic insulation, and protective coatings.

  • Pharmaceutical Research: Used as a core structure for developing novel therapeutic agents where metabolic stability is required.
  • Agrochemical Development: Acts as a precursor for creating advanced pesticides with enhanced environmental persistence and efficacy.
  • Functional Materials: Essential for producing fluorinated reagents and building blocks used in liquid crystals and organic electronics.
  • Custom Synthesis: Provides a reliable foundation for contract research organizations requiring specific fluorinated intermediates.

Quality Assurance and Supply

We are committed to establishing a complete fluorochemical products and technology platform to provide customers with convenient one-stop services. Our production facility adheres to strict quality control protocols, ensuring every batch meets or exceeds industry standards for purity and consistency. We maintain a robust supply chain capable of supporting both small-scale laboratory research and large-scale industrial production needs.

Shanghai Fluorine Technology strives to build a complete industrial chain from fluorine-containing raw material procurement to final product application. Each shipment is accompanied by a comprehensive Certificate of Analysis (COA) detailing critical quality attributes. Our technical team is available to provide support on synthesis routes, storage guidelines, and safety data, ensuring a seamless integration of this material into your manufacturing processes. For bulk pricing and availability, please contact our global sales department.