Tropylium cation
Compounds
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The tropylium ion or cycloheptatrienyl cation is an aromatic species with a formula of [C₇H₇]⁺. Its name derives from the molecule tropine from which cycloheptatriene was first synthesized in 1881. Wikipedia
Molar mass: 91.132 g·mol−1
Molecular shape: regular heptagon
Chemical formula: C; 7H+; 7
3D model (JSmol): Interactive image
Other anions: Tropylium tetrafluoroborate
Point group: D7h