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Abstract
Ketene dithioacetals 3a-f, dithia compounds 4c, 4f and a disulphide compound 5c were prepared from 2-nitroperhalo-1,3-butadiene (1) and dithiols (2). Benzthiazoles (6a) and (6b) were prepared from the reaction of 1 with 2-aminothiophenol in diethylether.