Patent · US Expired

Thiazolo(5,4-f)quinoline-8-carboxylic acid derivatives

US3954775A · kind A · utility

2Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 17, 1974
Grant dateMay 4, 1976
Priority date
Expiry dateOct 17, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D513/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Thiazolo[5,4-f]quinoline-8-carboxylic acid derivatives having either the general formula (I): ##SPC1## wherein R.sub.1 is a lower alkyl group, a lower alkenyl group or a benzyl group; or the general formula (III-a): ##SPC2## Wherein R.sub.3 is a lower alkyl group and X is a halogen atom; and methods for the preparation thereof. The compounds of the general formula (I) are useful as antibacterial agents against gram-negative and gram-positive bacteria. The compounds of the general formula (III-a) are useful as antifungal agents against eumycetes and also as an intermediate in a preparation of the compounds of the general formula (I).

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