Patent · US Expired

Pyridazinones as pesticides

US5004744A · kind A · utility

9Cited by

1References

7Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Joachim Weissmuller · Monheim, DE
Klaus Tietjen · Langenfeld, DE
Wilhelm Stendel · Wuppertal, DE
Ulrike Wachendorff-Neumann · Neuwied, DE

Key dates

Filing date	Nov 22, 1989
Grant date	Apr 2, 1991
Priority date	—
Expiry date	Nov 22, 2009

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D409/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Pesticidal substituted pyridazinones of the formula ##STR1## in which R.sup.1 represents alkyl or halogenoalkyl, or represents optionally substituted cycloalkyl, or represents optionally substituted cycloalkylalkyl, or represents optionally substituted aralkyl, PA1 R.sup.2 represents halogen or alkyl, PA1 R.sup.3 and R.sup.4 independently of one another each represents hydrogen or alkyl, PA1 R.sup.5, R.sup.6, R.sup.7, R.sup.8 and R.sup.9 independently of one another each represents hydrogen, halogen, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio or halogenoalkylthio, PA1 X represents oxygen or sulphur and PA1 Z represents a radical of the formula --CH.dbd.CH--, --CH.sub.2 --O--, --O-- or --S--.

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