tautomerization

https://doi.org/10.1351/goldbook.T06253
The @I03295@ by which tautomers are interconverted. It is a @H02809@ @M03997@ and is frequently very rapid.
See:
tautomerism
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1172 [Terms] [Paper]