Constitutional unit

{
  "id": "MLC-T-CHM-012992",
  "term": "Constitutional unit",
  "field": "Chemistry",
  "definition": "An atom or group of atoms, with its associated bonds, that forms part of the structure of a macromolecule. These units are the building blocks that make up the polymer chain. A constitutional unit can be a monomer residue or a more complex structural motif.",
  "subject": "Polymer",
  "see_also": [
    "block",
    "chain",
    "macromolecule",
    "oligomer molecule"
  ],
  "references": [
    "PAC, 1996, 68, 2287. 'Glossary of basic terms in polymer science (IUPAC Recommendations 1996)' on page 2291 (https://doi.org/10.1351/pac199668122287)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/constitutional-unit/"
}