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:
Mar. 31, 2015
Filed:
Dec. 20, 2011
Kumi Ishikawa, Tochigi, JP;
Shigeru Koga, Tochigi, JP;
Yasushi Kohno, Tochigi, JP;
Kiyoshi Fujii, Tochigi, JP;
Ken Yoshikawa, Tochigi, JP;
Kumi Ishikawa, Tochigi, JP;
Shigeru Koga, Tochigi, JP;
Yasushi Kohno, Tochigi, JP;
Kiyoshi Fujii, Tochigi, JP;
Ken Yoshikawa, Tochigi, JP;
Kyorin Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
[Problem] To provide a diphenyl sulfide derivative which is useful as a pharmaceutical product that has excellent S1P3 antagonist activity. [Solution] The inventors have discovered that a diphenyl sulfide derivative represented by general formula (1) (wherein R1 represents an alkoxy group having 1-6 carbon atoms, R2 represents a propyl group or an allyl group, X represents methylene or an oxygen atom, and Z represents a halogen atom) has excellent S1P3 antagonist activity as a result of extensive researches for the production of a compound that has S1P3 antagonist activity.