Methanesulfonyl-polarized halogen bonding enables strong halide recognition in an arylethynyl anion receptor.

Chem Commun (Camb)

Department of Chemistry & Biochemistry and Materials Science Institute, University of Oregon, Eugene, OR 97403-1253, USA.

Published: February 2019

A 3,5-bis((2-iodophenyl)ethynyl)pyridinium scaffold was synthesized which introduces the use of methanesulfonyl withdrawing groups to polarize iodine halogen bonding units for anion binding. We investigate the capability of this receptor to bind halides in polar media, while further probing the structure-property relationship of this well-polarized yet under-explored halogen bonding system.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6367007PMC
http://dx.doi.org/10.1039/c8cc09251fDOI Listing

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