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

• US 9,518,018 B2
• Filed: 04/29/2014
• Issued: 12/13/2016
• Est. Priority Date: 06/30/2011
• Status: Active Grant

• Current Assignee: Corteva Agriscience LLC (Corteva, Inc.)
• Original Assignee: Dow Agrosciences LLC (Corteva, Inc.)
• Inventors: Horty, Lindsey G., Epp, Jeffrey B., Lowe, Christian T., Renga, James M., Schmitzer, Paul R., Eckelbarger, Joseph D., Guenthenspberger, Katherine A., Siddall, Thomas L., Yerkes, Carla N., Giampietro, Natalie C., Kister, Jeremy, Roth, Joshua
• Primary Examiner(s): REESE, HEIDI L
• Application Number:
  US14/264,142
• Publication Number:
  US 20150133301A1
• Time in Patent Office: 959 Days
• Field of Search: None
• US Class Current: 1/1
• CPC Class Codes: A01N 43/40 six-membered rings
• CPC Class Codes: A01N 55/00 Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur containing organo-phosphorus compounds A01N57/00
• CPC Class Codes: C07D 213/65 attached in position 3 or 5
• CPC Class Codes: C07D 213/73 Unsubstituted amino or imino radicals
• CPC Class Codes: C07D 213/79 Acids; Esters
• CPC Class Codes: C07D 405/04 directly linked by a ring-member-to-ring-member bond
• CPC Class Codes: C07F 7/0803 Compounds with Si-C or Si-Si linkages
• CPC Class Codes: C07F 7/0812 comprising a heterocyclic ring

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.

Claims

1. A compound of the Formula II

2. The compound of claim 1, wherein the compound is:

3. The compound of claim 1, wherein the compound is a compound of Formula II or a C₁-C₆ alkyl ester or benzyl ester thereof.