Product Description: Tetrabutylammonium (hydrogen difluoride) is a quaternary ammonium salt containing fluoride ions. It is a highly active and effective reagent, often used in organic synthesis reactions, especially for the modification of organic molecules with fluorine atoms. Tetrabutylammonium (hydrogen difluoride) is also used as a catalyst for various chemical reactions such as esterification and transesterification. Additionally, it is used in the production of specialty chemicals such as surfactants and detergents.