tropylium ions

https://doi.org/10.1351/goldbook.T06523
The delocalized @C00812@, cycloheptatrienylium, C7H7+, derived formally by @D01625@ of one @H02904@ ion from the CH2 group of cyclohepta-1,3,5-triene and substitution derivatives thereof.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1373 [Terms] [Paper]
Citation: 'tropylium ions' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.T06523 RIS BibTex EndNote
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Last revised: February 24, 2014