.2aracyclophane is a

cyclophane In organic chemistry, a cyclophane is a hydrocarbon consisting of an aromatic unit (typically a benzene ring) and a Catenation, chain that forms a bridge (chemical), bridge between two non-adjacent positions of the aromatic ring. More complex der ...

that is applied in bio- and materials science. It was first synthesized by Brown and Farthing in 1949 by pyrolyzing ''para''-xylene in the gas phase under low pressure.

Reactions

.2aracyclophane is stable under normal conditions. Its formyl, acetyl, nitro- and bromo- derivatives can be obtained by electrophilic aromatic substitution in one step. :

References

{{DEFAULTSORT:Paracyclophane 2,2 Cyclophanes Tricyclic compounds Phenylene compounds