fluosulfonic acid


fluo·​sulfonic acid
: a fuming corrosive liquid acid FSO3H that has an irritating odor, that is made by treating hydrogen fluoride with sulfur trioxide, and that is used chiefly as a catalyst in alkylation and polymerization reactions and as a reagent in organic synthesis

Word History


International Scientific Vocabulary fluo- + sulfonic

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Cite this Entry

“Fluosulfonic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluosulfonic%20acid. Accessed 30 May. 2024.

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