Method for Preparation of substituted anilines in meta position by Chlorine

摘要

Process for producing substituted anilines in meta position by chlorine, of formula (i), in which X, XL, R and R, rl can be several types of radicals.Involves the reaction of an aniline dibenzo-p-dioxin, of formula (ii), in which all symbols have the same meaning as in formula (i) and at least one of R, R and R a Chlorine Atom, with 1 - 3 moles of hydrogen iodide. The reaction is carried out in Liquid phase in aqueous or organic Medium in the presence of a strong acid at a temperature between 90jc and 250jc.Estoscompuestos have applications as Intermediates for the manufacture of Agrochemical Active Ingredients.