Ring-ring interconversions. Part 3 [1]. On the effect of the substituents on the thiazole moiety in the ring-opening/ring-closing reactions of nitrosoimidazo[2,1-b][1,3]thiazoles with hydrochloric acid

Article abstract of DOI:10.1002/jhet.5570370433

The reaction of 6-(4-chlorophenyl)-5-nitrosoimidazo[2,1-b][1,3]thiazole 1b, 6-(4-chlorophenyl)-2-methyl-5-nitrosoimidazo[2,1-b][1,3]thiazole 1c, 6-(4-chlorophenyl)-2,3-dimethyl-5-nitrosoimidazo-[2,1-b][1,3]thiazole 1d and 2-(4-chlorophenyl)-3-nitrosobenzo