The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 15, 2022
Filed:
Feb. 08, 2016
Gowan Company, L.l.c., Yuma, AZ (US);
GOWAN COMPANY, L.L.C., Yuma, AZ (US);
Abstract
A process for preparing a compound represented by Formula [1], the process comprising a step of hydrolyzing a compound represented by Formula [2] under an acidic or basic condition, and a step of reacting a compound represented by Formula [3] with a metal acetate salt, and a step of halogenating a compound represented by Formula [4]; a process for preparing a compound represented by Formula [1] comprising a step of reacting a compound represented by Formula [3] with a metal acetate salt, and then, adding alcohol, water, or base to the reaction solution to perform reaction; a process for preparing a compound represented by Formula [1] comprising a step of reacting a compound represented by Formula [3] under a presence or absence of a base, an ionic liquid and a metal sulfate salt, in water or a mixed solvent of water and an organic solvent; a compound represented by Formula [2] or a salt of the same; and a compound represented by Formula [3] or a salt of the same.