Description

Diphenylvinylsulfonium Triflate is a specialized organosulfur salt, widely recognized as a highly effective photoacid generator (PAG) and catalyst. This compound matters for its exceptional efficiency in initiating cationic polymerization and facilitating advanced organic synthesis under mild conditions. It is primarily needed by manufacturers in the electronics industry for photoresist formulations, as well as by R&D chemists developing novel polymers, coatings, and fine chemicals.

Application

• Photoresist Formulation: A critical component in chemically amplified photoresists for semiconductor and microelectronics manufacturing.
• Cationic Polymerization: Used as a photoinitiator for the polymerization of epoxides, vinyl ethers, and other monomers sensitive to acid catalysis.
• Organic Synthesis: Acts as a catalyst or reagent in various synthetic transformations, including cyclizations and functional group activations.
• Advanced Coatings & Inks: Enables the development of UV-curable coatings, inks, and adhesives with enhanced performance properties.
• Polymer Chemistry R&D: Serves as a key tool in research for developing new polymeric materials with tailored properties.
• Lithography: Employed in advanced lithographic processes for high-resolution patterning.

Basic Information

Product Name	Diphenylvinylsulfonium Triflate
CAS No.	247129-88-0
Molecular Formula	C15H13F3O3S2
Molecular Weight	374.38 g/mol
Synonyms	Diphenylvinylsulfonium Trifluoromethanesulfonate; Vinyl(diphenyl)sulfonium Triflate; (Ethenyl)diphenylsulfonium Trifluoromethanesulfonate; Diphenyl(vinyl)sulfonium Triflate; Photoacid Generator PAG; Sulfonium Salt Catalyst; DPST; Diphenylvinylsulfonium Trifluoromethanesulphonate
EINECS	Contact for details

Quality Control

Our Diphenylvinylsulfonium Triflate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and Karl Fischer titration, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is kept sealed in a desiccated environment to maintain stability and prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.