Michael Umkehrer

Multicomponent Reactions as a Powerful Tool for Generic Drug Synthesis

Cédric Kalinski, Hugues Lemoine, Jürgen Schmidt et al. · Synthesis · 2008 · 115 citations

Combinatorial Chemistry, Medicinal Chemistry, Natural Product Synthesis +13

A new and versatile one-pot synthesis of indol-2-ones by a novel Ugi-four-component-Heck reaction

Michael Umkehrer, Cédric Kalinski, Christoph Burdack · Tetrahedron Letters · 2006 · 69 citations

Versatile One-pot Synthesis, Engineering, Novel Ugi-four-component-heck Reaction +8

Highly substituted indol-2-ones, quinoxalin-2-ones and benzodiazepin-2,5-diones via a new Ugi(4CR)-Pd assisted N-aryl amidation strategy

Cédric Kalinski, Michael Umkehrer, Christoph Burdack et al. · Tetrahedron Letters · 2006 · 68 citations

N-aryl Amidation Strategy, Cross-coupling Reaction, Engineering +5

A novel one-pot synthesis of highly diverse indole scaffolds by the Ugi/Heck reaction

Cédric Kalinski, Michael Umkehrer, Jürgen Schmidt et al. · Tetrahedron Letters · 2006 · 68 citations

Diverse Indole Scaffolds, Combinatorial Chemistry, Engineering +9

A new and versatile Ugi/SNAr synthesis of fused 4,5-dihydrotetrazolo[1,5-a]quinoxalines

Cédric Kalinski, Michael Umkehrer, Sebastien Gonnard et al. · Tetrahedron Letters · 2006 · 58 citations

Organic Chemistry, Versatile Ugi/snar Synthesis, Chemistry +2