Patent · US Expired

Erythromycin a derivatives

US6140479A · kind A · utility

1Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 1999
Grant dateOct 31, 2000
Priority date
Expiry dateSep 21, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H17/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

An erythromycin A derivative represented by Formula (I): ##STR1## wherein R is a pyridyl group, a quinolyl group, a nitrophenyl group or a methoxyphenyl group, or a pharmaceutically acceptable salt thereof has a strong antibacterial activity not only against erythromycin-sensitive bacteria but also against certain erythromycin-resistant bacteria and Haemophilus influenzae.

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