Method of producing benzene ring-halogenated aromatic hydrocarbons

Claim 1

METHOD OF CHLORINATING THE BENZENE RING OF AN AROMATIC COMPOUND, WHICH COMPRISES REACTING AN AROMATIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF MONOLOWERALKYL BENZOIC ACID, DI-LOWERALKYL BENZOIC ACID, TRILOWERALKYL PHTHALIC ACID, CHLORO-LOWERALKYL TOUENE, TETRALOWERALKYL BENZENE, NAPHTHOIC ACID, LOWERALKYL NAPHTHOIC ACID, LOWERALKYL NAPHTHALENE DICARBOXYLIC ACID, LOWERALKYL-ACETOPHENONE, MONO-LOWERALKYL BENZOIC ACID-LOWERALKYL ESTER, LOWERALKYL BENZYL ALCOHOL, TOLUNITRILE, PHENYLBENZOIC ACID AND CHLOROBENZOIC ACID WITH A REACTION MIXTURE CONSISTING ESSENTIALLY OF NITRIC ACID OF ABOUT 10-40% CONCENTRATIN IN AN AMOUNT OF AT LEAST ONE MOL OF NITRIC ACID PER EACH MOL OF SAID AROMATIC COMPOUND AND AN INORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HYDROCHLORIC ACID, ALKALI METAL CHLORIDE, AND ALKALINE EARTH CHLORIDE AT A TEMPERATURE OF ABOUT 90-120*C., THEREBY INTRODUCIG THE CHLORINE OF SAID INORGANIC COMPOUND INTO THE BENZENE RING OF SAID AROMATIC COMPOUND.