Novel isoquinoline derivatives, preparation method and pharmaceutical compositions containing them

摘要

The invention concerns a compound of formula (I) wherein: R1 represents an alkoxy group, optionally substituted, alkenyloxy or arylalkyloxy group; R2, R3 and R4, identical or different, represent each a hydrogen or halogen atom or a hydroxy, alkoxy, tosyloxy, alkyl, arylalkyloxy, nitro or amino group, optionally substituted; ---- represents a single or double bond; n represents 0 or 1 ; X represents a carbon atom or a -S(O)- group; Y represents a bond, an alkylene, alkenylene or -NH- group; its isomers and its addition salts to a pharmaceutically acceptable acid. The invention is useful for preparing medicines.