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Updated: Oct 25, 2026
Imine Metathesis by Silica-Supported Catalysts Using the Methodology of Surface Organometallic Chemistry
Published on: October 18, 2019
Germylide-Catalyzed Hydrosilylation and Hydroboration: Insertion/Metathesis versus Non-hydride Mechanisms
Jan-Willem Lamberink1, Aishabibi Kassymbek1, Anton Dmitrienko1
1Department of Chemistry, Brock University, 1812 Sir Isaac Brock Way, St. Catharines, OntarioL2S 3A1, Canada.
Abstract:
Reaction of cyclic germylene NacNac'Ge (3, where NacNac' = [ArNC(Me)CHC(═CH2)NAr]2- and Ar = 2,6-Pri2C6H3) with KOBut affords new germyl anion [NacNac'Ge(OBut)]-K+, which can be further converted into hydridogermylide [NacNac'Ge(H)]-K+ (8). Anionic compound 8 catalyzes hydrosilylation of ketones and aldehydes and hydroboration of N-heterocycles. Mechanistic studies show that these reactions proceed by a non-hydride mechanism in which the germylide serves as an activator for the reducing reagent, silane or borane.
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