rmaceutical/Chemical: - It is used as a catalyst for methylation and benzylation of alcohols with dimethyl sulfate and benzyl bromide respectively. - useful source of iodide anion and involved in the preparation of neopentyl iodides from the triflates. - It is also used in the preparation of novel quaternary amines, which serve as an antibacterial agent in the rise of drug-resistant bacteria. - It is associated with boron trifluoride diethyl etherate and used in the cleavage of ethers. - It acts as a snium reversible inhibitors of choses.