Patent: Ligands for Metals and Improved Metal-Catalyzed Processes Based Thereon. 16Patent Authors: Buchwald, S.L.; Old, D.W.; Wolfe, J.P.; Palucki, M.; Kamikawa, K.U.S. Patent No. 6,307,087Date Issued: October 23, 2001Patent Title: Ligands for Metals and Improved Metal-Catalyzed Processes Based Thereon.