logo

For the Inventor, By the Inventor

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.:

US 9206168 B1

PDFFull Text
Expired
Date of Patent:
Dec. 08, 2015

Filed:

Sep. 24, 2014

(2-heteroarylamino) succinic acid derivatives

Applicant:

Daiichi Sankyo Company, Limited, Tokyo, JP;

Inventors:

Tatsuya Nishi, Tokyo, JP;

Naoki Tanaka, Tokyo, JP;

Ryoko Kitazawa, Tokyo, JP;

Riki Goto, Tokyo, JP;

Takashi Ishiyama, Tokyo, JP;

Assignee:

DAIICHI SANKYO COMPANY, LIMITED, Tokyo, JP;

Attorney:

Foley & Lardner LLP

Primary Examiner:

Alexander R Pagano

Int. Cl.
CPC ...
A61K 47/10 (2006.01); C07D 405/14 (2006.01); C07D 213/75 (2006.01); C07D 213/82 (2006.01); C07D 401/12 (2006.01); C07D 239/47 (2006.01); A61K 9/00 (2006.01); A61K 9/20 (2006.01); A61K 9/48 (2006.01); C07C 53/18 (2006.01);
U.S. Cl.
CPC ...
C07D 405/14 (2013.01); A61K 9/0019 (2013.01); A61K 9/2013 (2013.01); A61K 9/2018 (2013.01); A61K 9/2054 (2013.01); A61K 9/4858 (2013.01); A61K 9/4866 (2013.01); A61K 47/10 (2013.01); C07C 53/18 (2013.01); C07D 213/75 (2013.01); C07D 213/82 (2013.01); C07D 239/47 (2013.01); C07D 401/12 (2013.01);
Abstract

The present invention provides a compound which enhances the production of erythropoietin. The present invention provides a compound represented by the formula (1) wherein R: an aromatic hydrocarbon ring group or an aromatic heterocyclic group; R: a hydrogen atom, an alkyl group, or a heterocycloalkyl group; R: a hydrogen atom or an alkyl group; A: a hydrogen atom or a hydroxy group; L: —NHCO— or —OCH—; and X: a nitrogen atom or ═CH—.

Find Patent Forward Citations

Nishi, Tatsuya. (2015). (2-heteroarylamino) succinic acid derivatives (U.S. Patent No. 9206168). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9206168

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…