O-ethyl-S-n-propyl-O-[pyridaz-(6)-on-(3)-yl]-thionothiolphosphoric acid esters

US4013657A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

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

Key dates

• Filing date: Aug 16, 1974
• Grant date: Mar 22, 1977
• Expiry date: Aug 16, 1994

Classification

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

Abstract

O-ethyl-S-n-propyl-O-[pyridaz-(6)-on-(3)-yl]-thionothiolphosphoric acid esters of the formula ##SPC1## In which PA1 R.sup.1 is hydrogen, alkyl, substituted alkyl, alkenyl, alkynyl, aryl, substituted aryl, a five- or six-membered heterocyclic radical, or a five- or six-membered heterocyclic radical bonded to the nitrogen via a methyl group, and PA1 R.sup.2 and R.sup.3 each independently is hydrogen or alkyl, or together are (CH).sub.4 forming a fused benzene ring with the adjoining carbon atoms Which possess insecticidal and acaricidal properties.