A bis-NHC–CAAC dimer derived dicationic diradical
Mithilesh Kumar Nayak, Pallavi Sarkar, Benedict J. Elvers, Sakshi Mehta, F Zhang, Nicolas Chrysochos, Ivo Krummenacher, Thangavel Vijayakanth, Ramakirushnan Suriya Narayanan, Ramapada Dolai, Biswarup Roy, Vishal Malik, Hemant Rawat, Abhishake Mondal, Ramamoorthy Boomishankar, Swapan K. Pati, Holger Braunschweig, Carola Schulzke, Prince Ravat, Anukul Jana
Abstract
-1,4-cyclohexylene bridge is instrumental for the successful isolation of this dicationic diradical. Notably, in the case of ethylene or propylene bridged bis-NHC-CAAC dimers, the corresponding dicationic diradicals are transient and rearrange to hydrogen abstracted products.
Topics & Concepts
DiradicalDimerChemistryComputational chemistryPhotochemistryOrganic chemistryPhysicsQuantum mechanicsSinglet stateExcited stateN-Heterocyclic Carbenes in Organic and Inorganic ChemistryOrganoboron and organosilicon chemistrySupramolecular Chemistry and Complexes