1-benzylcinnolin-4-(1H)-one compound and its preparation

Abstract

A subject-matter of the present invention is compound corresponding to the formula (I): in which: - R1 represents: . an unsubstituted or substituted phenyl; . an unsubstituted or substituted naphthyl; . an unsubstituted or substituted pyridyl; . an unsubstituted or substituted 1-benzothienyl; . an unsubstituted or substituted 1,3-benzodioxolyl; - R2 represents: . an aromatic or heteroaromatic group, the said group being unsubstituted or substituted; - R3 represents a hydrogen atom, a halogen atom, an Alk group or an OAlk group; - ALk represents a (C1-C4)alkyl which is unsubstituted or substituted one or more times by a fluorine atom. Process of preparation.