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Atomfair Bis(4-tert-butylphenyl)iodonium hexafluorophosphate C20H26F6IP

Description Bis(4-tert-butylphenyl)iodonium hexafluorophosphate (CAS No. 61358-25-6) is a high-purity iodonium salt with the molecular formula C20H26F6IP. This compound is widely recognized for its role as a photoacid generator (PAG) in advanced photoresist formulations, particularly in semiconductor lithography and UV-curable coatings. Its robust thermal stability and efficient photodecomposition under UV irradiation make it ideal for high-resolution patterning in microelectronics and printed circuit board (PCB) manufacturing. The hexafluorophosphate counterion enhances solubility in organic solvents, ensuring uniform dispersion in resist formulations. Packaged under inert conditions to maintain stability, this reagent is rigorously tested for consistency, ensuring optimal performance in sensitive applications.

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Description

Description

Bis(4-tert-butylphenyl)iodonium hexafluorophosphate (CAS No. 61358-25-6) is a high-purity iodonium salt with the molecular formula C20H26F6IP. This compound is widely recognized for its role as a photoacid generator (PAG) in advanced photoresist formulations, particularly in semiconductor lithography and UV-curable coatings. Its robust thermal stability and efficient photodecomposition under UV irradiation make it ideal for high-resolution patterning in microelectronics and printed circuit board (PCB) manufacturing. The hexafluorophosphate counterion enhances solubility in organic solvents, ensuring uniform dispersion in resist formulations. Packaged under inert conditions to maintain stability, this reagent is rigorously tested for consistency, ensuring optimal performance in sensitive applications.

  • CAS No: 61358-25-6
  • Molecular Formula: C20H26F6IP
  • Molecular Weight: 538.3
  • Exact Mass: 538.07210
  • Monoisotopic Mass: 538.07210
  • IUPAC Name: bis(4-tert-butylphenyl)iodanium;hexafluorophosphate
  • SMILES: CC(C)(C)C1=CC=C(C=C1)[I+]C2=CC=C(C=C2)C(C)(C)C.F[P-](F)(F)(F)(F)F
  • Synonyms: Bis(4-tert-butylphenyl)iodonium Hexafluorophosphate, 620-341-4, 61358-25-6, Bis(4-(tert-butyl)phenyl)iodonium hexafluorophosphate(V), BIS(4-T-BUTYL PHENYL)IODONIUM HEXAFLUOROPHOSPHATE

Application

Bis(4-tert-butylphenyl)iodonium hexafluorophosphate is primarily used as a photoacid generator (PAG) in chemically amplified photoresists for deep UV (DUV) and extreme UV (EUV) lithography processes. It enables high-resolution patterning in semiconductor fabrication by releasing acid upon UV exposure, catalyzing polymer crosslinking or deprotection reactions. This compound is also employed in UV-curable inks and coatings, where it initiates cationic polymerization. Its compatibility with organic matrices makes it suitable for advanced optoelectronic materials.

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