O-Alkyl-S-alkyl-O-[2-substituted-pyrimidin(4)yl]thionothiolphosphoric acid esters

US3951975A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Wolfgang Hofer
• Fritz Maurer · Wuppertal, DE
• Ingeborg Hammann · Cologne, DE

Key dates

• Filing date: Dec 4, 1974
• Grant date: Apr 20, 1976
• Expiry date: Dec 4, 1994

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F9/6512
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

O-Alkyl-S-alkyl-O-[2-substituted-pyrimidin(4)yl]-thionothiolphosphoric acid esters of the formula ##SPC1## In which PA1 R and R.sub.1 are the same or different alkyl radicals each with 1 to 6 carbon atoms, PA1 R.sub.2 is hydrogen or alkylmercapto with 1 to 4 carbon atoms, PA1 R.sub.3 is hydrogen or methyl, and PA1 R.sub.4 is alkyl or alkylmercapto with 1 to 6 carbon atoms, or alkylmercaptoalkylmercapto with 1 to 4 carbon atoms per alkyl moiety, or carbalkoxymethylmercapto with 1 to 4 carbon atoms per alkyl moiety, Which possess insecticidal, acaricidal and nematocidal properties.