S. Suma et Cv. Asokan, A CONVENIENT SYNTHESIS OF BETA-CHLORO, BETA-METHYLTHIO ALPHA,BETA-UNSATURATED KETONES FROM BETA-OXODITHIOESTERS, Synthetic communications, 26(5), 1996, pp. 847-853
The reaction of beta-oxodithioesters with the Vilsmeier-Haack reagent
prepared from POCl3 and DMF provide beta-chloro, beta-methylthio alpha
,beta-unsaturated ketones in good yields.