Abstract: Di(aromatic) compounds corresponding to the following formula: ##STR1## in which: Ar represents either ##STR2## n=1 or 2 or: ##STR3## X represents a divalent radical, Z represents O, S or a divalent radical, and R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 represent a hydrogen atom or various organic radicals, and the salts of the compounds of formula (I) when R.sub.1 is a carboxylic acid function.Use in human and veterinary medicine and in cosmetics.
Type:
Grant
Filed:
April 28, 1995
Date of Patent:
November 18, 1997
Assignee:
Centre Int'l. De Recherches Dermatologiques Galderma
Inventors:
Jean-Michel Bernardon, William Robert Pilgrim