Halogenobenzimidazoles and their use as microbicides

US6638960B2 · kind B2 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Lutz Assmann · Eutin, DE
• Albrecht Marhold · Leverkusen, DE
• Ralf Tiemann · Leverkusen, DE
• Klaus Stenzel · Goldkronach, DE

Key dates

• Filing date: Feb 4, 2002
• Grant date: Oct 28, 2003
• Expiry date: Feb 4, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D491/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New halogenobenzimidazoles of the formula in whichA, R1, R2, R3, R4 and X have the meanings given in the description,and their acid addition salts and metal salt complexes,a process for their preparation and their use as microbicides in crop protection and in the protection of materials.New intermediates of the formulae in whichR12-R17 and X have the meanings given in the description,and processes for the preparation of these substances.