With “saddle” shaped tetra[3,4-thienylene](TT)as a rigid 3D spacer,three anthryl substituted TT compounds,1-(anthracen-9-yl)[3,3'-bithiophene](TTA-1),1,7-
Among the light-induced cyclization reactions,the oxidative photocyclization of stilbene is of great interest owing to its preeminent reactivity in photoche