Annelation

{
  "id": "MLC-T-CHM-000624",
  "term": "Annelation",
  "field": "Chemistry",
  "definition": "A chemical reaction that results in the formation of a new ring system fused to an existing molecule. This process increases the number of rings in a polycyclic compound. It is a common strategy in organic synthesis for constructing complex molecular architectures, such as steroids or alkaloids.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "annulation"
  ],
  "references": [
    "PAC, 1994, 66, 1077. 'Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)' on page 1083 (https://doi.org/10.1351/pac199466051077)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/annelation/"
}