Patent · US Expired

Process for preparing acid salts of Gemifloxacin

US7361762B2 · kind B2 · utility

0Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 2003
Grant dateApr 22, 2008
Priority date
Expiry dateJul 11, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D471/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for preparing acid salts of Gemifloxacin, a quinolone type antibiotic agent having potent antimicrobial activity. The process according to the present invention can provide advantages such as simplicity of process, improvement of productivity and improvement of yield, and the like by reducing conventional three-step process to two-step process.

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