Patent · US Expired

Derivatives of 6.beta.-hydroxyalkylpenicillanic acids as .beta.-lactamase inhibitors

US4287181A · kind A · utility

24Cited by
4References
37Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 22, 1979
Grant dateSep 1, 1981
Priority date
Expiry dateOct 22, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P31/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

6.beta.-Hydroxyalkylpenicillanic acids and derivatives thereof as useful enhancers of the effectiveness of several .beta.-lactam antibiotics against many .beta.-lactamase producing bacteria, and 6.beta.-substituted penicillanic acid benzyl ester derivatives as useful intermediates leading to said agents which enhance the effectiveness of .beta.-lactam antibiotics.

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