Method for obtaining 2- (substituted) -11- (4-methyl-1-piperazinyl) -dibenz [b, f] -1,4- (thia) oxacepin- (4-oxide) of formula i, ** (see formula) ** Wherein z means oxygen or sulfur, and r means chlorine, bromine, nitro or methyl, characterized in that a compound of formula ii is treated, ** (see formula) ** Wherein z and r have the meanings indicated above, with an oxidizing agent. (Machine-translation by Google Translate, not legally binding)
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