English
wikipedia
Noun
en-noun
- organic chemistry Any monocyclic hydrocarbon, of general formula C<sub>n</sub>H<sub>n</sub> (where n is even), or C<sub>n</sub>H<sub>n+1</sub> (where n is odd).
Synonyms
mancude-ring system
Usage notes
If n is greater than 6 (benzene) they are named [n]annulene e.g. [9]annulene.
ru:annulene
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