Patent · US Expired

Derivatives of N-phenylpyrazoles, compositions and use

US4963575A · kind A · utility

20Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 1989
Grant dateOct 16, 1990
Priority date
Expiry dateJul 14, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D403/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An N-phenylpyrazole derivative of the formula: ##STR1## wherein R.sup.1 represents cyano, nitro or halogen; PA0 R.sup.2 represents a group R.sup.5 SO.sub.2, R.sup.5 SO, or R.sup.5 S in which R.sup.5 represents alkyl, alkenyl or alkynyl unsubstituted or substituted by halogen; PA0 R.sup.3 represents azido or hydrazino, or pyrrol-1-yl, pyrazol-1-yl, imidazol-1-yl, 1,2,4-triazol-4-yl, 1,2,4-triazol-1-yl, 1,2,3-triazol-1-yl, 1,2,3-triazol-2-yl, piperidino, pyrrolidino, morpholino or N-alkylpiperazino, which may be substituted by alkyl or phenyl; and PA0 R.sup.4 represents phenyl substituted in the 2-position by fluorine, chlorine, bromine or iodine; in the 4-position by alkyl or alkoxy unsubstituted or substituted by halogen, or fluorine, chlorine, bromine or iodine; and unsubstituted or substituted in the 6-position by fluorine, chlorine, bromine or iodine and pesticidally acceptable acid addition salts thereof possess arthropodicidal, nematocidal, anthelmintic and anti-protozoal activity.

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