Patent · US Expired

3-(2,5-disubstituted phenylazo)-4-substituted phenylalkan-1-oic acids and esters thereof and method of treating inflammatory disorders therewith

US4889846A · kind A · utility

10Cited by
3References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 15, 1988
Grant dateDec 26, 1989
Priority date
Expiry dateApr 15, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/655
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention concerns azo compounds of formula ##STR1## or a salt thereof, in which formula R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are each independently hydrogen or lower alkyl, R.sup.7 and R.sup.8 are each independently alkyl of 1 to 7 carbon atom or cycloalkyl of 5 to 7 carbon atoms optionally substituted by lower alkyl which possess anti-inflammatory activity.

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