a Laboratoire Syntheses Organiques, Ecole Polytechnique, CNRS, Route de Scaclay, F-91128 Palaiseau Cedex, France b Laboratoire Heteroelements et Coordination, Ecole Polytechnique, CNRS, F-91128 Palaiseau Cedex, France
Abstract:
A study concerning the gold(I)-catalyzed transformation of N-(hex-5-enynyl) tert-butyloxycarbamates is described. The mild conditions employed allow the moderately efficient but stereoselective synthesis of a range of bicyclic carbamates following a formal 4+2] cycloaddition process.