Heptalene Explained

Heptalene is a polycyclic hydrocarbon with chemical formula, composed of two fused cycloheptatriene rings. It is an unstable, non-planar compound which is non-aromatic.[1] [2] The dianion, however, satisfies Hückel's rule, is thermally stable, and is planar.[3]

See also

Notes and References

  1. 10.1002/hlca.19870700222 . A Liquid-Crystal Study of Heptalene . 1987 . Gottarelli . Giovanni . Hansen . Hans-Jürgen . Spada . Gian Piero . Weber . Roland H. . Helvetica Chimica Acta . 70 . 2 . 430.
  2. 10.1016/S0040-4020(01)92529-3 . The aromaticity of pentalene, heptalene and related bicyclic hydrocarbons . 1966 . Boyd . G.V. . Tetrahedron . 22 . 10 . 3409.
  3. 10.1002/hlca.19740570811 . The Dianion of Heptalene . 1974 . Oth . Jean F. M. . Müllen . Klaus . Königshofen . Heinrich . Wassen . Jürgen . Vogel . Emanuel . Helvetica Chimica Acta . 57 . 8 . 2387.

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