Patent · US Expired

Iso-(thio)-urea derivatives

US4017638A · kind A · utility

4Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1976
Grant dateApr 12, 1977
Priority date
Expiry dateMar 3, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C335/42
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Iso-(thio)-urea derivatives of the formula ##STR1## wherein R.sub.1 and R.sub.2 each represent C.sub.1 -C.sub.5 -alkyl or phenyl or benzyl mono-, di- or trisubstituted by halogen, trifluoromethyl, nitro and/or methyl, and PA1 X represents oxygen or sulphur, processes for their production and their use in pest control.

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