2,4-diaminopyrimidines

US4627872A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Michael Schwamborn · Cologne, DE
• Engelbert Kuhle · Wittlich, DE
• Ludwig Eue
• Robert R. Schmidt · Cologne, DE
• Hans-Joachim Santel · Leverkusen, DE

Key dates

• Filing date: Dec 5, 1985
• Grant date: Dec 9, 1986
• Expiry date: Dec 5, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D239/48
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New herbicidally active 2,4-diamino pyrimidines of the formula ##STR1## wherein R.sup.1 is hydrogen or halogen, R.sup.2 is an optionally halogen-substituted alkyl or is halogen or alkoxy; R.sup.3 is hydrogen or alkyl; Y is oxygen or sulfur; and Z is a branched or unbranched alkylene.