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:
Jul. 23, 1996
Filed:
Feb. 18, 1993
Applicant:
Inventors:
Yuji Sendo, Itami, JP;
Makoto Kii, Amagasaki, JP;
Yasuhiro Nishitani, Izumi, JP;
Tadashi Irie, Suita, JP;
Yutaka Nishino, Neyagawa, JP;
Assignee:
Shionogi Seiyaku Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540310 ; 540215 ; 540312 ; 540222 ; 540350 ; 548544 ; 548552 ;
Abstract
The method for producing a sulfamide according to the present invention includes the step of reacting an alcohol and an oxycarbonylsulfamide compound in the presence of a trivalent phosphorus compound and an azodicarboxylic acid derivative. In one embodiment, the sulfamide is represented by Formula I, the alcohol is represented by Formula II, and the oxycarbonylsulfamide compound is represented by Formula III: