Can Coordination-Driven Supramolecular Self-Assembly Reactions Be Conducted from Fully Aliphatic Linkers?

Moussa, Mehdi Elsayed and Evariste, Sloane and Kraemer, Barbara and Reau, Regis and Scheer, Manfred and Lescop, Christophe (2018) Can Coordination-Driven Supramolecular Self-Assembly Reactions Be Conducted from Fully Aliphatic Linkers? ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 57 (3). pp. 795-799. ISSN 1433-7851, 1521-3773

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Abstract

The reaction between a preassembled Cu-I bimetallic molecular clip with a short intermetallic distance and a series of fully aliphatic cyano-capped ditopic linkers with increasing lengths was investigated. It is shown that, depending on the length of the ditopic linkers, the rational design of unprecedented supramolecular compact metallacycles containing fully aliphatic walls is possible. The specific preorganized molecular arrangement of the molecular clip used favors stabilizing interlinker London dispersion interactions, which allow, as the length of the linkers increases, the selective formation of discrete compact metallacycles at the expense of 1D coordination polymers. The generalizability of this approach was demonstrated by the reaction of fully aliphatic cyano-capped linkers with two other types of preassembled Cu-I bimetallic molecular clips that also had short intermetallic distances.

Item Type: Article
Uncontrolled Keywords: BRIDGING PHOSPHANES; CONJUGATED SYSTEMS; METALLACYCLES; COMPLEXES; POLYMERS; CHEMISTRY; LIGANDS; BINDING; aliphatic linkers; copper; London dispersion interactions; metallacycles; supramolecular chemistry
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Chair Prof. Dr. Manfred Scheer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 24 Mar 2020 08:34
Last Modified: 24 Mar 2020 08:34
URI: https://pred.uni-regensburg.de/id/eprint/15193

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