T. Kaikawa et al., Synthesis and spectroscopic properties of [2.2]quinquethiophenophane as anideal pi-dimer model, ORG LETT, 2(26), 2000, pp. 4197-4199
[GRAPGICS]
The title compound has been synthesized as the first oligothiophenophane th
at has the typical stacking structure of a layered cyclophane and can behav
e as an ideal pi -dimer model.