Importance

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Abstract

Aminobenzamide derivatives of the formula (I) ##STR1## wherein: R.sub.1 and R.sub.2 each represents a lower alkoxy group, R.sub.3 represents a hydrogen atom, a lower alkyl group, a lower acyl group, a lower alkoxycarbonyl group or --R.sub.5 --SO.sub.3 Z, wherein R.sub.5 represents a lower alkylene group and Z represents an alkali metal or an alkaline earth metal, R.sub.4 represents an amino group, a morpholino group or a lower alkylamino group which may be substituted with a hydroxyl group at the alkyl moiety thereof, with the proviso that, when R.sub.3 represents a hydrogen atom, R.sub.4 cannot be an amino group, Y represents a hydrogen atom, a halogen atom or a lower alkoxy group, n represents an integer of from 1 to 6, and salts thereof; are disclosed. These compounds have excellent anti-peptic ulcer activities, and chemical and physical stabilities.

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First Claim