Besides polysubstituted naphthalene, their process of preparation and their application in the pharmaceutical and,

摘要

Polysubstituted naphthalene compounds which correspond to the following general formula: IMAGE in which: R1 represents a hydrogen atom or a lower radical, R2 represents an acetoxy, lower alkoxy, hydroxyl or sulphydryl radical or a hydrogen atom when R1 represents a lower alkyl radical, R3 represents a radical OR4 or IMAGE R4 representing a hydrogen atom, a lower alkyl radical or a mono- or polyhydroxyalkyl radical; and r' and r", which may be identical or different, representing a hydrogen atom, a lower alkyl radical or a mono- or polyhydroxyalkyl radical, or r" represents an optionally substituted acyl radical and, in this case, r' represents a hydrogen atom, and the salts of the abovementioned compounds when R3 represents a hydrogen atom.