Patent · US Expired

Avermectin derivatives

US4806527A · kind A · utility

15Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 16, 1987
Grant dateFeb 21, 1989
Priority date
Expiry dateMar 16, 2007

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P33/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There are disclosed derivatives of avermectin compounds with a .DELTA.26,27-alkyl chain of 4, 5 or 6 members at the 25-position. The compounds are prepared from the known .DELTA.26,27-compounds by the appropriate synthetic procedures at the 5-, 8-, 9-, 13- , 22- and 23-positions. The compounds are potent antiparasitic agents, in particular, the compounds are anthelmintic, insecticidal and acaricidal agents.

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