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:
Oct. 20, 2026
Filed:
Nov. 16, 2022
Nippon Soda Co., Ltd., Tokyo, JP;
Naoto Esumi, Takaoka, JP;
Daiki Tadakuma, Takaoka, JP;
Nippon Soda Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a method for producing a compound represented by formula (2) (in the formula, Rand Q each represent the same as those in formula (1)), the method comprising causing a chemical reaction between sodium hyposulphite and a compound represented by formula (1) (in the formula, Rrepresents a C1-6 alkyl group, Q represents a hydrogen atom or a substituted or unsubstituted pyridyl group, X represents a halogeno group, and Rrepresents a C1-6 alkyl group) in the presence of a base.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile