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
The absoluteconfiguration of cuauhtemone and related compounds
Configuration, stereodynamics and crystal structure of 3-substituted-2-oxofuro[2,3-b]indoles
Regioselective Synthesis of 3-Indolyl(alkoxy)acetates
Cleavage of alkoxycarbonyl protecting groups from carbamates by t-BuNH2
Aromatic Bromination versus Oxidation of Indolylmalonates by Bromine
Trapping enols of esters and lactones with diazomethane
Stereochemical assignment of naturally occurring 2,3-epoxy-2-methylbutanoate esters
Synthesis of 6-bromo-2-arylindoles using 2-iodobenzoic acid as precursor