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chlorosulfonic acid

American  
[klawr-oh-suhl-fon-ik, klohr-, klawr-, klohr-] / ˈklɔr oʊ sʌlˈfɒn ɪk, ˈkloʊr-, ˌklɔr-, ˌkloʊr- /

noun

  1. a colorless or yellowish, highly corrosive, pungent liquid, HClO 3 S, usually produced by treating sulfur trioxide with hydrogen chloride: used in organic synthesis to introduce the sulfonyl chloride group, =SO 2 Cl.

Etymology

Origin of chlorosulfonic acid

chloro- 2 + sulfonic acid

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.