Acta Cryst. (2003). E59, o167-o168  [ doi:10.1107/S160053680300093X ]

A dimer of 7-cyanodibenzobarrelene

P. G. Jones, P. Bubenitschek, H. Hopf and B. Witulski

Abstract: The molecule of the title compound, 2,3-dicyanotetrabenzo-pentacyclo[8.2.2.2^4,7.0^2,9.0^3,8]hexadeca-5,11,13,15-tetraene chloroform monosolvate, C₃₄H₂₂N₂·CHCl₃, displays approximate twofold symmetry. The four-membered ring has slightly lengthened C-C bonds and a ring pucker of 11.9  (7)°. The solvent molecule is involved in a C-H contact.

Online 17 January 2003

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