Trimethyl ammonium compounds

Bethanechol
Muscarine
Carnitine
Trimethylglycine

Trimethyl ammonium compounds are a type of quaternary ammonium compound with three methyl groups at the nitrogen, with a more complicated carbon chain derivative at the fourth position.

Examples include:

  • Betaine
  • Bethanechol
  • Carnitine and its derivatives
  • Choline and its derivatives
  • Methacholine
  • Muscarine
  • Trimethylglycine
  • Benzyltrimethylammonium
  • Trimethyl+ammonium+compounds at the U.S. National Library of Medicine Medical Subject Headings (MeSH)