A Pd-catalysed intermolecular 1,2-carboamination route to indolines from N-aryl ureas and 1,3-dienes that proceeds under mild conditions in relatively nonacidic media, is presented. The in situ generation or preformation, os palladium tosylate emerges as a key parameter in gaining the requisite reacticity for the C-H insertion/carbopalladation/nucleophilic displacement process.
机构:
Ohio State Univ, Coll Pharm, Div Med Chem & Pharmacognosy, Columbus, OH 43210 USAOhio State Univ, Coll Pharm, Div Med Chem & Pharmacognosy, Columbus, OH 43210 USA
机构:
Ohio State Univ, Coll Pharm, Div Med Chem & Pharmacognosy, Columbus, OH 43210 USAOhio State Univ, Coll Pharm, Div Med Chem & Pharmacognosy, Columbus, OH 43210 USA