BENZHYDRYL PIPERAZINE DERIVATIVES

摘要

The invention relates to new benzhydrylpiperazine derivatives of the formula (I) (I) wherein n is 2 or 3, and acid addition salts thereof. According to another aspect of the invention there are provided processes for the preparation of these compounds. The compounds of the formula (I) are pharmacologically active. More particularly, they inhibit the microsomal monooxigenase enzyme system of liver. Pharmaceutical compositions containing them as active ingredient are also within the scope of the invention.