Description

1-Naphthyl Diphenylsulfonium Triflate is a specialized photoacid generator (PAG) and cationic photoinitiator. This compound is critical for initiating polymerization reactions upon exposure to specific light sources, particularly deep UV and electron beams. It is essential for manufacturers in the electronics, advanced coatings, and photoresist industries who require high-purity, high-performance materials for precision lithography and curing applications.

Application

• Deep UV (DUV) Photoresists: A key photoacid generator for semiconductor manufacturing, enabling the patterning of microelectronic circuits.
• Chemical Amplification Resists (CAR): Used to enhance the sensitivity and resolution of photoresists in advanced lithography processes.
• Cationic UV-Curing Systems: Initiates the ring-opening polymerization of epoxides and vinyl ethers in coatings, inks, and adhesives.
• Fiber Optic Coatings: Employed in the production of protective, low-stress coatings for optical fibers.
• Advanced Packaging: Utilized in the fabrication of interconnects and insulating layers for integrated circuit packaging.
• Optical Materials: Facilitates the production of high-refractive-index lenses and other precision optical components.
• Research & Development: Serves as a critical reagent in academic and industrial R&D for developing new photopolymerizable materials.

Basic Information

Product Name	1-Naphthyl Diphenylsulfonium Triflate
CAS No.	116808-69-6
Molecular Formula	C23H17F3O3S2
Molecular Weight	462.50 g/mol
Synonyms	1-Naphthalenyldiphenylsulfonium Trifluoromethanesulfonate; Naphthyl Diphenylsulfonium Triflate; (1-Naphthyl)diphenylsulfonium Triflate; Diphenyl(1-naphthyl)sulfonium Trifluoromethanesulfonate; Photoacid Generator PAG; Sulfonium Salt Photoinitiator; NDST; NDPS-Tf
EINECS	Contact for details

Quality Control

Our 1-Naphthyl Diphenylsulfonium Triflate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the stringent requirements for electronic-grade chemicals. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and performance characteristics is provided with every shipment.

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 should be handled in a dry, inert atmosphere to prevent degradation. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Moisture (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.