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

US9518018B2 · 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. Horty · Indianapolis, US
• Natalie C. Giampietro · Carmel, US
• Jeremy Kister · Carmel, US
• Joshua Roth · Carmel, US

Key dates

• Filing date: Apr 29, 2014
• Grant date: Dec 13, 2016
• Expiry date: Apr 29, 2034

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.