Insecticidal and acaricidal O-ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzene phosphonic acid esters

US4058603A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Wolfgang Hofer
• Fritz Maurer · Wuppertal, DE
• Hans-Jochem Riebel · Bad Camberg, DE
• Ingeborg Hammann · Cologne, DE
• Wilhelm Stendel · Wuppertal, DE

Key dates

• Filing date: Jun 24, 1976
• Grant date: Nov 15, 1977
• Expiry date: Jun 24, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/650905
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

O-Ethyl-O-[1,6-dihydro-1-substituted-6-oxo-pyridazin(3)yl]-thionobenzenepho sphonic acid esters of the formula ##STR1## in which R is alkyl, hydroxyalkyl, halogenoalkyl, cyanoalkyl, carbalkoxyalkyl or carboalkyl, with 1 to 4 carbon atoms in each alkyl radical, phenyl or phenyl substituted by alkyl with 1 to 4 carbon atoms, Which possess insecticidal and acaricidal properties.