Potassium hexafluorophosphate (KPF6)-Powder

Characteristic

 

Potassium hexafluorophosphate is the chemical compound with the formula KPF₆. This colourless salt consists of potassium cations and hexafluorophosphate anions. 

Chemical formula: KPF₆

Molar mass: 184.0625 g/mol

Appearance: colourless solid

Density: 2.75 g/cm³

Melting point: 575 °C (1,067 °F; 848 K)

Solubility in water: 8.35g/100 mL (25 °C)

 

Application

 

Potassium hexafluorophosphate is used to prepare 1-butyl-3-methylimidazolium hexaflurorphospahte and other organic hexafluorophospahte compounds such as alkylaryliodonium hexafluorophopahtes and triarylsulfonium hexafluorophosphates. It is also used in the cationic polymerization reactions as photo initiators. It involves in producing catalyst for peptide coupling reactions.