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
Synthesis of 6-bromo-2-arylindoles using 2-iodobenzoic acid as precursor
Synthesis of Acetamido(indol-3-yl)propanol Derivatives
Configuration, stereodynamics and crystal structure of 3-substituted-2-oxofuro[2,3-b]indoles
Synthesis of Bromoindole Alkaloids from Laurencia brongniartii
Conformational studies on indole alkaloids from Flustra foliacea by NMR and molecular modeling
Cleavage of alkoxycarbonyl protecting groups from carbamates by t-BuNH2
The absoluteconfiguration of cuauhtemone and related compounds
One-potsynthesis of conformationallyrestrictedspirooxindoles