| abstract |
Such compounds may gain importance as dyes.nWith the invention is to be achieved, the previously unknownnp-aminophenyl-substituted 2-amino-1,3-thiaziniuiftsalz accessible ton•do. This is done according to the invention in such a way thatn2 ~ amino ~ 1,3 ~ thiazinium salts with free 4- or 6-position in acidicnMedium with Ν, Ν-disubstituted arylamines optionally undernAddition of an oxidizing agent to the p-aminophenyl-substitutedn2-amino-1,3-thiazinium salts of type I, where X and Y are differentnSulfur or nitrogen. The inventionncan be used in the chemical industry. - Formula I - |