Patent · US Expired

Di(aromatic) compounds and their use in human and veterinary medicine and in cosmetics

US5688817A · kind A · utility

6Cited by
11References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1995
Grant dateNov 18, 1997
Priority date
Expiry dateApr 28, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2603/74
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.