5303-5304. Pyrone 2 was prepared for these studies by the method of Crimmins (see Experimental Section).(7) Mootoo, DR; Konradsson, P.; Fraser-Reid, BJ Am. Chem. SOC. 1989, 111, 8540-8542, and work cited therein. We are pleased to acknowledge Professor Fraser-Reid for suggesting the use of this methodology.