Patent · US Expired

Quinoline-3-carboxylic acid derivatives

US4997943A · kind A · utility

40Cited by
1References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 31, 1987
Grant dateMar 5, 1991
Priority date
Expiry dateMar 31, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of formula (I): ##STR1## (in which R.sup.1 is alkoxy, R is alkyl, haloalkyl, alkylamino, cycloalkyl or optionally substituted phenyl, X is chlorine or fluorine and Y is selected from certain specific heterocycles) have excellent antibacterial activity. They may be prepared by introducing the group represented by Y into the corresponding compound in which Y is replaced by a halogen atom.

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