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:
Nov. 24, 2020
Filed:
Dec. 26, 2018
Applicant:
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Inventor:
Toshihiro Nagata, Tokyo, JP;
Assignee:
Kumiai Chemical Industry Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 261/04 (2006.01);
U.S. Cl.
CPC ...
C07D 261/04 (2013.01);
Abstract
The present disclosure provides an industrially preferable, economical, and environmentally friendly method for producing a compound [C1] of formula (5), namely, a (4,5-dihydroisoxazol-3-yl)thiocarboxamidine salt compound. The present disclosure relates to a method wherein: a reaction expressed by reaction formula [C2] is caused so as to produce a compound of formula (4) by reacting a compound of formula (3) with a halogenation agent in the presence of a nitrile solvent, and the compound of formula (4) is subsequently reacted with an isothiouronium-forming agent, thereby producing a compound of formula (5).