Ruthenium-Catalyzed Reductive Amination without an External Hydrogen Source
作者:Pavel N. Kolesnikov、Niyaz Z. Yagafarov、Dmitry L. Usanov、Victor I. Maleev、Denis Chusov
DOI:10.1021/ol503595m
日期:2015.1.16
A ruthenium-catalyzed reductiveaminationwithout an externalhydrogensource has been developed using carbon monoxide as the reductant and ruthenium(III) chloride (0.008–2 mol %) as the catalyst. The method was applied to the synthesis of antianxiety agent ladasten.
A Diaminocyclopentadienone iron tricarbonyl complex has been applied in chemoselective hydrogen transfer reductions. This bifunctional iron complex demonstrated a broad applicability in mild conditions in various reactions, such as reduction of aldehydes over ketones, reductive alkylation of various functionalized amines with functionalized aldehydes and reduction of α,β-unsaturated ketones into the