Dihydrogen cleavage by a dimetalloxycarbene-borane frustrated Lewis pair

Albert Paparo; Anh L P Nguyen; Jared S Silvia; Thomas P Spaniol; Laurent Maron; Christopher C Cummins; Jun Okuda

doi:10.1039/d1dt02273c

Dihydrogen cleavage by a dimetalloxycarbene-borane frustrated Lewis pair

Dalton Trans. 2021 Aug 21;50(31):10692-10695. doi: 10.1039/d1dt02273c. Epub 2021 Jul 27.

Authors

Albert Paparo¹, Anh L P Nguyen², Jared S Silvia³, Thomas P Spaniol¹, Laurent Maron⁴, Christopher C Cummins³, Jun Okuda¹

Affiliations

¹ Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52056 Aachen, Germany. jun.okuda@ac.rwth-aachen.de.
² School of Chemistry, Monash University, PO Box 23 and Clayton, VIC 3800, Australia.
³ Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA.
⁴ Université de Toulouse et CNRS, INSA, UPS, UMR 5215, LPCNO135 Avenue de Rangueil, F-31077 Toulouse, France.

PMID: 34313284
DOI: 10.1039/d1dt02273c

Abstract

A frustrated Lewis pair of dititanoxycarbene [(Ti(N[^tBu]Ar)₃)₂(μ-CO₂)] (Ar = 3,5-Me₂C₆H₃) and B(C₆F₅)₃ cleaved dihydrogen under ambient conditions to give the zwitterionic formate [(Ti(N[^tBu]Ar)₃)₂(μ-OCHO-ηO:ηO')(B(C₆F₅)₃)] and the hydrido borate [Ti(N[^tBu]Ar)₃][HB(C₆F₅)₃].