Betaines

{
  "id": "MLC-T-CHM-001203",
  "term": "Betaines",
  "field": "Chemistry",
  "definition": "Neutral chemical compounds that possess both a positively charged functional group and a negatively charged functional group within the same molecule, without any external counterions. The positive charge is typically on a quaternary ammonium group, and the negative charge is on a carboxylate group. An example is trimethylglycine.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "dipolar compounds",
    "mesoionic compounds",
    "onium compounds",
    "ylides",
    "zwitterions"
  ],
  "references": [
    "PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1322 (https://doi.org/10.1351/pac199567081307)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/betaines/"
}