Jonathan D. Carr, Laurence Lambert, David E. Hibbs, Michael B. Hursthouse, K. M. Abdul Malik and James H. R. Tucker
Two new ferrocene receptors bind to a series of neutral carboxylic acid guests via hydrogen bonding interactions; complexation induces a significant change in the electronic properties of the proximate ferrocene units, as evidenced by the recognition of these neutral guests by cyclic voltammetry.