title: Pentafluorothiophenol
text: # Pentafluorothiophenol
  
  Pentafluorothiophenol is an organosulfur compound with the formula $C_6F_5SH.$ It is a colorless volatile liquid. The compound is prepared by the reaction of sodium hydrosulfide and hexafluorobenzene. With a $pK_a$ of 2.68, it is one of the most acidic thiols. Its conjugate base has been used as a ligand in coordination chemistry
  
  ## Related compounds
  
  * Pentafluorophenol
  