An iptycene is an aromatic compound composed of varying number of arene subunits bound to bicyclo-octatriene brighead system. The first and simplest iptycene molecule is triptycene.
The first iptycene was reported in 1931 by Clar. Bartlett et al. developed Clar's method and made the first triptycene.
References
Iptycene Wikipedia(Text) CC BY-SA