Processes for the preparation of pesticidal compounds

• US 9,670,178 B2
• Filed: 07/29/2016
• Issued: 06/06/2017
• Est. Priority Date: 10/17/2013
• Status: Active Grant

• Current Assignee: Dow Agrosciences LLC (Corteva, Inc.)
• Original Assignee: Dow Agrosciences LLC (Corteva, Inc.)
• Inventors: Niyaz, Noormohamed M., Yang, Qiang, Roth, Gary, DeAmicis, Carl, Gray, Kaitlyn, Zhang, Yu, Lorsbach, Beth, Ross, Jr., Ronald, Whiteker, Greg, Nissen, Jeffrey
• Primary Examiner(s): Morris, Patricia L
• Application Number:
  US15/223,142
• Publication Number:
  US 20160332987A1
• Time in Patent Office: 312 Days
• Field of Search: 546306
• CPC Class Codes: A01N 43/40 six-membered rings
• CPC Class Codes: A01N 43/56 1,2-Diazoles; Hydrogenated 1,2-diazoles
• CPC Class Codes: C07D 213/77 Hydrazine radicals
• CPC Class Codes: C07D 401/04 directly linked by a ring-member-to-ring-member bond

Abstract

The present application provides processes for making pesticidal compounds and compounds useful both as pesticides and in the making of pesticidal compounds.

Claims

1. A compound (E)-2-(2-(pyridin-3-yl)hydrazono)acetic acid hydrochloride (6a)