“…The reaction of chloroacetanilide with thiocyanates leads to a variety of products. Different products, the open-chain compound and a cyclic compound, were obtained, dependent upon the length of time the components were heated (54,252,286,506). The early experimental evidence and confusion in assignments of structure were reviewed by Wheeler and Johnson (667), who isolated and characterized the three compounds obtained from derivatives of aniline and other amines.…”