Patent · US Expired

O,S-dialkyl urido thiophosphates

US3957924A · kind A · utility

8Cited by
1References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1974
Grant dateMay 18, 1976
Priority date
Expiry dateSep 30, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/2458
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New urea phosphonates, their manufacture and use as active ingredients in pesticides especially insecticides and acaricides is disclosed. The compounds correspond to the formula ##EQU1## wherein R.sub.1 represents C.sub.3 -C.sub.5 -alkyl, R.sub.2 represents methyl or ethyl, R.sub.3 represents C.sub.1 -C.sub.4 -alkyl or C.sub.3 -C.sub.4 -alkenyl, and R.sub.4 represents optionally substituted phenyl.

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