Novel Route to Ynamides: Stable Ligands Equivalent to Unstable Oxazol-4-Ylidenes.
Mendoza Espinosa, Daniel
2012
Ung, G.; Mendoza-Espinosa, D.; Bertrand G. Novel Route to Ynamides: Stable Ligands Equivalent to Unstable Oxazol-4-Ylidenes. Chem. Commun. 2012, 48, 7088-7090.
Abstract
Deprotonation of an oxazolium salt induces a ring opening process leading to the corresponding ynamide. Although the expected mesoionic carbene is not obtained, the acyclic ynamide readily reacts with various transition metals yielding robust mesoionic carbene complexes.
Artículos relacionados
Total Syntheses of Five Indole Alkaloids from the Marine Bryozoan Flustra foliacea
Stereochemical assignment of naturally occurring 2,3-epoxy-2-methylbutanoate esters
Configuration, stereodynamics and crystal structure of 3-substituted-2-oxofuro[2,3-b]indoles
Trapping enols of esters and lactones with diazomethane
Regioselective Synthesis of 3-Indolyl(alkoxy)acetates
Role of lipid peroxidation in biliary obstruction in the rat
Transesterifications mediated by t-BuNH2
Aromatic Bromination versus Oxidation of Indolylmalonates by Bromine