Patent · US Expired

Amide derivatives and dermatologic preparations containing the same

US5175321A · kind A · utility

10Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1990
Grant dateDec 29, 1992
Priority date
Expiry dateMay 18, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C235/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

An amide derivative represented by the following general formula (I) or (II): ##STR1## (wherein R.sup.1 and R.sup.2 represent each a straight-chain or branched, saturated or unsaturated hydrocarbon group provided that one of them carries 26 to 39 carbon atoms while the other carries 9 to 39 carbon atoms); or ##STR2## (wherein R.sup.3 represents a straight-chain or branched, saturated or unsaturated hydrocarbon group carrying 10 to 40 carbon atoms; R.sup.4 represents a straight-chain or branched hydrocarbon group carrying 3 to 39 carbon atoms; and R.sup.5 represents a dydrogen atom, a straight-chain or branched, saturated or unsaturated hydrocarbon group carrying 10 to 40 carbon atoms or an acyl group); and a dermatologic preparation containing the same.

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