Naphthalene compounds, a process for their preparation and pharmaceutical compositions containing them

摘要

Compounds of formula (I): wherein: R1 represents alkyl, alkenyl, haloalkyl, polyhaloalkyl, cycloalkyl, cycloalkylalkyl, aryl, arylalkyl, heteroaryl or heteroarylalkyl, X represents a group N—OR2 wherein R2 represents a hydrogen atom or an alkyl group. Medicinal products containing the same which are useful in treating disorders of the melatoninergic system.