triangulene

== English == === Etymology === From triangular +‎ -ene (“benzenoid/graphene”). From being a triangle composed of benzene rings. === Noun === triangulene (countable and uncountable, plural triangulenes) (organic chemistry) A flat hydrocarbon graphene fragment, C22H12, composed of six fused benzene rings in a triangular configuration; being a radical having two unpaired electrons. The functional group composed of such a structure, an unsubstituted triangulene. A compound incorporating the functional group, a substituted triangulene. ==== Synonyms ==== 4H,8H-dibenzo(cd,mn)pyren-4,8-diyl ==== Hypernyms ==== C22H12 ==== Derived terms ==== dihydrotriangulene (molecular triangulene, C22H14) triangulenium ==== Translations ====