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EntityQ2027399· pop 12· linked from 10 articles

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. The dianion, however, satisfies Hückel's rule, is thermally stable, and is planar.

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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. The dianion, however, satisfies Hückel's rule, is thermally stable, and is planar.

== See also == Benzocyclooctatetraene

Excerpted from Wikipedia’s “heptalene” article, available under the CC BY-SA 4.0 licence.