Patent · US Expired

Biotransformation process for the production of invermectin derivatives

US5250422A · kind A · utility

2Cited by
7References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 11, 1992
Grant dateOct 5, 1993
Priority date
Expiry dateMay 11, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P19/623
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Incubation of 13.beta.-hydroxy ivermectin aglycone with a species of Bacillus subtilis or the incubation of 13-deoxy ivermectin aglycone with a mixed culture of a species of Bacillus subtilis and of Streptomyces griseus results in the production of 13-.beta. ivermectin monoglucopyranoside as the major product and of 5-.beta. ivermectin monoglucopyranoside as the minor product.

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