Patent: Synthesis of Oligoarylamines, and Uses and Reagents Related Thereto. 15Patent Authors: Buchwald, S.L.; Singer, R.A.; Sadighi, J.P.U.S. Patent No. 6,235,871Date Issued: May 22, 2001Patent Title: Synthesis of Oligoarylamines, and Uses and Reagents Related Thereto.