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sulfuryl chloride

American  
[suhl-fuh-ril klawr-ahyd, ‐fyuh-ril, klawr-id] / ˈsʌl fə rɪl ˈklɔr aɪd, ‐fyə rɪl, ˈklɔr ɪd /
Also sulfonyl chloride

noun

Chemistry.
  1. a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.


Etymology

Origin of sulfuryl chloride

First recorded in 1865–70