3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinates and their use as herbicides

US8754229B2 · kind B2 · utility

Assignee

• DOW AGROSCIENCES LLC · US

Inventors

• Jeffrey B. Epp · Noblesville, US
• Christian T. Lowe · Westfield, US
• James M. Renga · Midland, US
• Paul R. Schmitzer · Indianapolis, US
• Joseph D. Eckelbarger · Carmel, US
• Katherine A. Guenthenspberger · Daleville, US
• Thomas L. Siddall · Zionsville, US
• Carla N. Yerkes · Crawfordsville, US
• Lindsey G. Fischer · Indianapolis, US
• Natalie C. Giampietro · Carmel, US
• Jeremy Kister · Carmel, US
• Joshua Roth · Carmel, US

Key dates

• Filing date: Jun 29, 2012
• Grant date: Jun 17, 2014
• Expiry date: Jul 4, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F7/0812
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

3-alkoxy, thioalkyl and amino-4-amino-6-(substituted)picolinic acids having a halogen, alkyl or mono-, di- tri- and tetra-substituted aryl substituents in the 6-position, and their acid derivatives, are herbicides demonstrating a broad spectrum of weed control.