Patent · US Expired

Process for preparing quinolone and naphthyridone carboxylic acids

US6114531A · kind A · utility

1Cited by
0References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 2, 1999
Grant dateSep 5, 2000
Priority date
Expiry dateJun 2, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Antibacterial quinolone carboxylic acids and naphthyridone carboxylic acids, having an external amino group attached to their 7-substituent are prepared without the use, and subsequent removal, of blocking groups on the external amino group. In a preferred embodiment, the naphthyridone carboxylic acid is the antibiotic trovafloxacin.

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