Method for producing triazinyl-substituted oxindoles

US8962828B2 · kind B2 · utility

Assignee

• Bayer Intellectual Property GmbH · DE

Inventors

• Gunter Karig
• Mark James Ford · Nordenstadt, DE
• Konrad Siegel · Mülheim an der Ruhr, DE

Key dates

• Filing date: Dec 19, 2011
• Grant date: Feb 24, 2015
• Expiry date: Dec 19, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D405/04
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Process for the preparation of triazinyl-substituted oxindoles of formula (3)and salts thereof by reacting an oxindole (1) with a triazine (2) in the presence of a carbonate, a hydroxide, a phosphate or a mixture of two or more of the aforementioned compounds, and also the compounds of formula (3) and salts thereof (3″) and the use of both for producing crop protection agents.