annulene

== English == === Noun === annulene (plural annulenes) (organic chemistry) Any monocyclic hydrocarbon, of general formula CnHn (where n is even), or CnHn+1 (where n is odd). ==== Usage notes ==== If n is greater than 6 (benzene) they are named [n]annulene e.g. [9]annulene. ==== Synonyms ==== mancude-ring system ==== Translations ====