Patent · US Expired

Method for purifying water-insoluble polyene antibiotics

US4308375A · kind A · utility

7Cited by
2References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 6, 1980
Grant dateDec 29, 1981
Priority date
Expiry dateOct 6, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H17/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method for purifying water-insoluble polyene antibiotics, such as amphotericin and nystatin, is provided which method includes the step of passing a mixture of the polyene antibiotic dispersed in methanol through an ion exchange column whereby gram positive and gram negative bacteria are removed from the antibiotic.

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