• Highly reactive triflating agent which converts lithium enolates of ketones to vinyl triflates rapidly at low temperatures: Tetrahedron Lett., 33, 6299 (1992). Used in the total synthesis of (-)-porantheridine: J. Am. Chem. Soc.115, 8851 (1993), and the trans decahydroquinoline alkaloid (+)-219A: J. Org. Chem., 60, 794 (1995).