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. 15, 2020
Filed:
Aug. 30, 2019
Applicant:
Ube Industries, Ltd., Ube-shi, Yamaguchi, JP;
Inventors:
Assignee:
UBE INDUSTRIES, LTD., Ube-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 401/14 (2006.01); C07D 401/12 (2006.01);
U.S. Cl.
CPC ...
C07D 401/14 (2013.01); C07D 401/12 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to a method for producing N-substituted sulfonamide compounds including a step of reacting a sulfonamide compound of general formula (1) with a halogenated organic compound of general formula (2) in the presence of cesium carbonate or potassium carbonate in an organic solvent to produce an N-substituted sulfonamide compound of general formula (3).