O-(1-Phenyl-2-carbalkoxy-vinyl)-thionophosphoric (phosphonic) acid esters and ester-amides and method for combatting insects

US4088758A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Wolfgang Hofer
• Fritz Maurer · Wuppertal, DE
• Hans-Jochem Riebel · Bad Camberg, DE
• Rolf Schroder · Wuppertal, DE
• Paul Uhrhan
• Bernhard Homeyer · Leverkusen, DE
• Ingeborg Hammann · Cologne, DE

Key dates

• Filing date: Jul 30, 1976
• Grant date: May 9, 1978
• Expiry date: Jul 30, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/4078
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

O-(1-Phenyl-2-carbalkoxy-vinyl)-thionophosphoric (phosphonic) acid esters and ester-amides of the formula ##STR1## in which R and R.sub.4 each independently is alkyl with 1 to 6 carbon atoms, R.sub.1 is hydrogen or methyl, R.sub.2 is alkyl, alkoxy or alkylthio each with 1 to 4 carbon atoms, cyano, halogen, or phenyl, R.sub.3 is alkyl, alkylthio or alkylamino with 1 to 6 carbon atoms, or phenyl, X is oxygen or sulfur, and N is 0, 1, 2, 3, 4 or 5, Which possess insecticidal and acaricidal properties.