The molecular formula C<sub>6</sub>H<sub>6</sub> (molar mass: 78.114)
- Benzene
- Benzvalene
- Bicyclopropenyl
- 1,2,3-Cyclohexatriene
- Dewar benzene
- Fulvene
- Prismane
- [[Radialene|[3]Radialene]]
- 3-Methylidenepent-1-en-4-yne
- Hexadiyne
- 1,3-Hexadiyne
- 1,4-Hexadiyne
- 1,5-Hexadiyne
- 2,4-Hexadiyne
- Hexadienyne
- 1,2-Hexadien-4-yne
- 1,2-Hexadien-5-yne
- 1,3-Hexadien-5-yne
- 1,5-Hexadien-3-yne (divinylacetylene)
- 2,3-Hexadien-5-yne
Historical and hypothetical compounds:
- Claus' benzene