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CAS 437-13-8

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Triphenylsulfoniumtetrafluoroborate

Description:
Triphenylsulfonium tetrafluoroborate is an organosulfur compound characterized by its triphenylsulfonium cation and tetrafluoroborate anion. It is typically a white to light yellow crystalline solid that is soluble in polar organic solvents. This compound is known for its role as a photoinitiator in polymerization processes, particularly in the production of photoresists used in microelectronics and coatings. The triphenylsulfonium cation is a strong electrophile, making it reactive towards nucleophiles, while the tetrafluoroborate anion is a stable and non-nucleophilic counterion. Due to its properties, Triphenylsulfonium tetrafluoroborate is utilized in various applications, including in the synthesis of polymers and as a catalyst in organic reactions. It is important to handle this compound with care, as it can be hazardous if ingested or inhaled, and appropriate safety measures should be taken during its use in laboratory settings.
Formula:C18H15BF4S
InChI:InChI=1/C18H15S.BF4/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18;2-1(3,4)5/h1-15H;/q+1;-1
Synonyms:
  • Triphenylsulfonium tetrafluoroborate
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