intramolecular

https://doi.org/10.1351/goldbook.I03130
  1. Descriptive of any process that involves a transfer (of atoms, groups, electrons, etc.) or interactions between different parts of the same @M03986@.
  2. Relating to a comparison between atoms or groups within the same molecular entity.
See also:
intermolecular
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1126 [Terms] [Paper]