quaternary ammonium compound
Noun

quaternary ammonium compound (plural quaternary ammonium compounds)

  1. (chemistry) An amine derivative, containing four radicals, of general formula R1R2R3R4-N+X-; the radicals may be the same, different, or part of a ring; X is any univalent anion such as OH-.
Synonyms
  • qac
  • quat
  • quaternary amine
  • quaternary ammonium salt
Related terms
  • quaternary ammonium cation
  • quaternary ammonium ion
  • primary amine
  • secondary amine
  • tertiary amine



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