Intermediates

Trifluoromethanesulfonic Anhydride

  • CAS No.358-23-6
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Trifluoromethanesulfonic Anhydride (CAS 358-23-6) serving as a critical intermediate and catalyst for pharmaceutical and polymer synthesis.

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Product Technical Details

Product Overview

Trifluoromethanesulfonic Anhydride, commonly known as Triflic Anhydride, is a premier chemical reagent essential for advanced organic synthesis and pharmaceutical manufacturing. As a powerful electrophilic trifluoromethanesulfonylating agent, it facilitates the introduction of the triflate group into various organic molecules. This transformation is critical for enhancing reaction rates and yields in complex synthetic pathways. Our facility produces this compound under strict quality control measures to ensure consistency and reliability for industrial-scale applications.

The compound is characterized by its high reactivity and stability when handled under appropriate conditions. It serves as a cornerstone in the production of nucleosides, antibiotics, steroids, and vitamins. The exceptional leaving group ability of the triflate moiety makes it indispensable for cross-coupling reactions and substitution processes in modern medicinal chemistry.

Technical Specifications

We adhere to rigorous international standards to deliver product quality that meets the demands of research and production environments. The following table outlines the key physical and chemical properties of our Trifluoromethanesulfonic Anhydride.

ParameterValue
CAS Number358-23-6
Molecular FormulaC2F6O5S2
Molecular Weight282.14 g/mol
AppearanceColorless clear liquid
Assay≥99.0%
Density1.677 g/mL at 25 °C
Boiling Point81-83 °C
Melting Point-80 °C
Refractive Indexn20/D 1.321
Fluorine Content≤300 ppm
Triflic Acid Content≤0.5%

Industrial Applications

This versatile chemical intermediate finds extensive utility across multiple sectors. In the pharmaceutical industry, it is utilized for the synthesis of active pharmaceutical ingredients (APIs) where high purity is paramount. It acts as a novel and efficient catalyst for Friedel-Crafts benzylation and cyclohexylation reactions, enabling the construction of complex carbon frameworks.

Furthermore, within the plastics and polymer industry, it functions as a polymerization catalyst for oligomerization processes. Its ability to initiate specific chain reactions allows for the precise control of polymer molecular weight and distribution. Researchers also employ this reagent for the preparation of triflates, which are key precursors in palladium-catalyzed coupling reactions such as Suzuki and Stille couplings.

Quality Assurance and Handling

Safety and quality are our top priorities. Each batch undergoes comprehensive testing using advanced analytical techniques including GC and HPLC to verify purity levels. We provide a Certificate of Analysis (COA) with every shipment to ensure transparency and compliance with your internal quality standards.

Due to its corrosive nature and sensitivity to moisture, proper handling procedures are essential. The product should be stored in a cool, dry, and well-ventilated area with containers tightly closed. We offer flexible packaging options, including 37L stainless steel barrels, to accommodate both laboratory-scale research and large-scale manufacturing needs. Our global logistics network ensures timely delivery while maintaining the integrity of the chemical during transit.