Patent · US Expired

Process for preparing 13-hydroxy-5-ketomibemycin derivatives having acaricidal, insecticidal and anthelmintic activity

US4835290A · kind A · utility

0Cited by
5References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1987
Grant dateMay 30, 1989
Priority date
Expiry dateOct 26, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H19/01
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

13-Hydroxy-5-ketomilbemycin derivatives are prepared by oxidizing a 5-ketomilbemycin with selenium dioxide in the presence of a lower aliphatic carboxylic acic. A range of new 13-acyloxy-5-ketomilbemycins and a method or preparing them are also disclosed.

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