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. 19, 2024
Filed:
Oct. 22, 2019
Daiichi Sankyo Company, Limited, Tokyo, JP;
Sanford Burnham Prebys Medical Discovery Institute, La Jolla, CA (US);
Takashi Tsuji, Tokyo, JP;
Yasunobu Kurosaki, Tokyo, JP;
Koutaro Ishibashi, Tokyo, JP;
Anthony B. Pinkerton, La Jolla, CA (US);
Daiichi Sankyo Company Limited, Tokyo, JP;
Sanford Burnham Prebys Medical Discovery Institute, La Jolla, CA (US);
Abstract
The present invention relates to a compound or a pharmacologically acceptable salt thereof having excellent tissue non-specific alkaline phosphatase inhibitory activity. The present invention provides a compound represented by the following formula (I): wherein Xrepresents a nitrogen atom or CR, Rrepresents a hydrogen atom, a C-Calkyl group, or a C-Calkoxy group, Rrepresents a halogen atom, Rrepresents a hydrogen atom or a halogen atom, Rrepresents a hydrogen atom or a halogen atom, and Rrepresents a C-Calkylsulfonyl group, a substituted C-Calkyl group, a substituted C-Chaloalkyl group, a substituted C-Calkoxy group, or a substituted C-Calkylamino group, or a pharmacologically acceptable salt thereof.