Patent · US Expired

Condensed naphthyridine derivatives

US5281610A · kind A · utility

1Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1992
Grant dateJan 25, 1994
Priority date
Expiry dateDec 18, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D471/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a pyrazolonaphthyridine compound represented by the formula: ##STR1## wherein R.sup.1 is represents hydrogen, lower alkyl, aralkyl, or substituted or unsubstituted aryl, R.sup.2 represents hydrogen, lower alkyl, thienyl, substituted or unsubsutituted aryl, hydroxy or amino, or a pharmaceutically acceptable salt thereof. The compound possesses antiinflammatory effect, immunosuppressive effect, broncho-dilatory effect and hair growth-stimulative effect.

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