TUNGSTEN HEXACHLORIDE (WCL6) AS AN EFFICIENT CATALYST FOR CHEMOSELECTIVE DITHIOACETALIZATION OF CARBONYL-COMPOUNDS AND TRANSTHIOACETALIZATION OF ACETALS
H. Firouzabadi et al., TUNGSTEN HEXACHLORIDE (WCL6) AS AN EFFICIENT CATALYST FOR CHEMOSELECTIVE DITHIOACETALIZATION OF CARBONYL-COMPOUNDS AND TRANSTHIOACETALIZATION OF ACETALS, Synlett, (7), 1998, pp. 739-740
A variety of aldehydes, ketones and O,O-acetals were efficiently conve
rted to the corresponding 1,3-dithianes and 1,3-dithiolanes by using c
atalytic amounts of tungsten hexachloride (WCl6) in CH2Cl2 under mild
conditions.