A Binuclear CuII Metallacycle Capable of Discerning between Pyrazine and Its Different Methyl‐Substituted Derivatives Based on Reversible Intracage Metal–Ligand Binding
College of Chemistry, Chemical Engineering and Materials Science, Key Lab of Molecular and Nano Probes, Engineering Research Center of Pesticide and Medicine Intermediate Clean Production, Ministry of Education, Shandong Normal University, Jinan, 250014 (P.R. China), Fax: (+86)?531‐82615258
Abstract:
Squashy cage : A flexible, spongelike, and reversible metal‐binding Cu2L2 cage that can adjust its internal space in response to pyrazine and its derivatives based on a recognition sequence of pyrazine, 2,5‐dimethylpyrazine, and 2‐methylpyrazine (see figure) is described.
