... The organic phase was washed with brine, dried over anhyd K2C03, and evaporated to give 5 (white solid, 60 mg, 89%). ... SOC. Reu. 1981,10,377. (c) Koser, G. F. Hypervalent Halogen Compounds. In The Chemistry of Functional Groups. ... Page 2. 1608 J. Org. Chem., Vol. 57, No. ...