title: Cinchona alkaloid amide catalyzed enantioselective formal [2+2] cycloadditions of allenoates and imines: synthesis of 2,4-disubstituted azetidines.
authors.affiliation: Centre de Recherche de Gif, Institut de Chimie des Substances Naturelles, CNRS, 91198 Gif-sur-Yvette Cedex, France.
authors.forename: Jean-Baptiste
authors.initials: JB
authors.lastname: Denis
authors.forename: Géraldine
authors.initials: G
authors.lastname: Masson
authors.forename: Pascal
authors.initials: P
authors.lastname: Retailleau
authors.forename: Jieping
authors.initials: J
authors.lastname: Zhu
mesh_terms: D000466:Alkadienes / Q000737:chemistry*; D000577:Amides / Q000737:chemistry; D001384:Azetidines / Q000138:chemical synthesis*; D002384:Catalysis; D002930:Cinchona Alkaloids / Q000737:chemistry*; D007097:Imines / Q000737:chemistry*; D015394:Molecular Structure; D013237:Stereoisomerism
chemical_list: D000466:Alkadienes; D000577:Amides; D001384:Azetidines; D002930:Cinchona Alkaloids; D007097:Imines