1-(4-Butoxy-1-naphthalenyl)tetrahydrothiophenium triflate
1-(4-Butoxy-1-naphthalenyl)tetrahydrothiophenium triflate, identified by CAS number 209482-15-5, is a high-performance ionic photoacid generator (PAG) belonging to the sulfonium salt family. This chemical compound features a naphthalene-based chromophore substituted with a butoxy group, paired with a cyclic tetrahydrothiophenium cation and a triflate anion. Its molecular design is engineered to provide excellent thermal stability and high sensitivity to specific wavelengths of ultraviolet light, making it a critical component in advanced chemical formulations.
In industrial and research settings, this material is valued for its ability to release strong triflic acid upon exposure to radiation. The bulky naphthalene moiety enhances its absorption characteristics and compatibility with various polymer matrices. Proper handling is essential, as the material is light-sensitive and should be stored under controlled conditions to prevent premature decomposition. Its role as a catalyst precursor allows for precise spatial and temporal control over chemical reactions in thin-film applications.
• This compound serves as a primary photoacid generator in the formulation of chemically amplified resists (CARs) used in high-resolution microlithography. Upon UV exposure, it generates trifluoromethanesulfonic acid, which catalyzes the deprotection of polymer resins, enabling the creation of intricate patterns required for semiconductor manufacturing and microelectronics.
• It is widely utilized as a cationic photoinitiator for the ultraviolet-induced polymerization of epoxides, vinyl ethers, and other monomers. The high acid-generating efficiency of the triflate anion ensures rapid curing speeds and excellent cross-linking density, which is beneficial for industrial coatings, adhesives, and specialized 3D printing resins that require high structural integrity.
• The material acts as a versatile latent acid catalyst in organic synthesis and material science research. It allows for the initiation of acid-catalyzed transformations, such as silanol condensation or the curing of phenolic resins, under mild conditions. Its solubility profile allows it to be easily integrated into various solvent-based systems without compromising the optical clarity of the final product.
Product Name: 1-(4-Butoxy-1-naphthalenyl)tetrahydrothiophenium triflate
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