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Mono- and Bimetallic Rhodium(I) Complexes Supported by New C2-Symmetric Bis-N-heterocyclic Carbene Ligands:  Metalation via CC Bond Cleavage under Mild Conditions

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posted on 02.04.2020, 17:17 by Matthew S. Jeletic, Ion Ghiviriga, Khalil A. Abboud, Adam S. Veige
The first example of a tethered chiral enetetramine is presented along with its mild metalation with Rh(I) sources to produce chiral, bis-N-heterocyclic carbene complexes. Subtle steric effects determine whether an enetetramine is accessible versus a free biscarbene.