Two new imidazolium systems bearing two pyrene groups have been synthesized and the binding properties of these hosts were examined via fluorescent changes. The fluorescent changes of host 2 upon the addition of anions were also utilized as a NOR logic gate and an INH logic gate.
Bibliographical noteFunding Information:
This work was supported by the Korea Research Foundation Grant (KRF-2004-005-C00093). GRL project (KOSEF/MOST) and BK21. S. K. Kim thanks for the Seoul Science Fellowship. We also thank KBSI in Taejeon, Korea, for their instrumentation assistance (FAB mass spectra).