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:
Sep. 01, 2026
Filed:
Jul. 11, 2022
Nippon Soda Co., Ltd., Tokyo, JP;
NIPPON SODA CO., LTD., Tokyo, JP;
Abstract
An object of the present invention is to provide an industrially advantageous method for producing uracil compound, which is a production intermediate of a 2,6-dioxo-3,6-dihydropyrimidine compound, and ureidomethylene compound applicable as a raw material for uracil compounds. The present invention is characterized in that uracil compound, which is a production intermediate of a 2,6-dioxo-3,6-dihydropyrimidine compound, is produced by subjecting a compound of formula (II) below or a salt thereof to chemical reaction in the presence of an organic base or an inorganic base. In formula (II), Xrepresents a hydrogen atom or a substituted or unsubstituted C1-6 alkyl group, Xrepresents a hydrogen atom or a substituted or unsubstituted linear C1-6 alkyl group, etc., Rrepresents a hydrogen atom or a substituted or unsubstituted C1-6 alkyl group, etc., Rrepresents a hydrogen atom or a substituted or unsubstituted C1-6 alkyl group, and Rrepresents a substituted or unsubstituted C1-6 alkyl group, etc.