Polycyclic aromatic compounds, processes for their preparation, their use in human and animal medicine and in the cosmetics industry.

摘要

Polycyclic aromatic compounds of formula: …IMAGE… in which:… R denotes -SO3H, -SO2NHR3, …IMAGE… or -SR3,… R3 denoting lower alkyl, monohydroxyalkyl, polyhydroxyalkyl, aminoalkyl, carboxyalkyl, aminocarboxyalkyl or alkoxyalkyl,… R' denotes H, lower alkyl, lower alkoxy, hydroxyl, C1-C4 acyloxy or amino,… R" denotes H, lower alkyl or lower alkoxy, or… R' and R", taken together, form an oxo (=O), methano (=CH2) or hydroxyimino (=N-OH) radical,… R1 denotes H or lower alkyl,… n is 0 or 1,… when n = 1, R2 denotes H or lower alkyl, or R1 and R2, taken together form a vinylene radical, and… Ar denotes an aromatic radical according to one of the following formulae: …IMAGE… in which:… R4, R5, R6, R7, R8, R9, R10 and R11 denote H or lower alkyl, at least one of the radicals R4 and/or R5 being other than H, and at least two of the radicals R8 to R11 being other than H,… A denotes a methylene or dimethylene radical substituted or otherwise by lower alkyl; when A denotes a dimethylene radical, R8 and R10 may form together a methylene or dimethylene radical,… and the salts of the said compounds of formula (I) as well as their geometric and optical isomers. …??Use in human and veterinary medicine and in cosmetics.