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US 9,255,082 B2Granted
Processes for the preparation of pesticidal compounds
AssigneeDow AgroSciences LLC
InventorsQiang Yang, Beth Lorsbach, Gregory Whiteker, Gary Roth, Carl DeAmicis, Thomas Clark, Kaitlyn Gray, Belgin Canturk, Elisabeth J. Kane, Yu Zhang, Joseck M. Muhuhi
Life of this patent
Estimating the term…
Abstract
The present application provides processes for making pesticidal compounds and compounds useful both as pesticides and in the making of pesticidal compounds.
Claims11
A process for the selective mono-acylation of 3-chloro-1H-pyrazol-4-amine hydrochloride (1a)
- which comprises acylating amine (1a) with acetic anhydride in the presence of a base, to yield amide (1b)
Dependencies are inferred from the claim text.