valence tautomerization

https://doi.org/10.1351/goldbook.V06591
The term describes simple reversible and generally rapid @I03295@ or @D01559@ involving the formation and rupture of single and/or double bonds, without @M03920@ of atoms or groups; e.g.
V06591.png
See also:
fluxional
,
tautomerism
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1175 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014