Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yasuhiro Takeji0
Nobuaki Ito0
Norifumi Sato0
Tetsuyuki Uno0
Hisashi Shinohara0
Masahiro Fuwa0
Masaya Kato0
Minoru Okada0
Date of Patent
August 2, 2011
Patent Application Number
12923451
Date Filed
September 22, 2010
Patent Primary Examiner
Patent abstract
The present invention provides 4-amino-5-cyanopyrimidine derivatives of the formula: wherein R1, R2 and R3 are defined herein, or pharmaceutically acceptable salts thereof, having a safe and potent adenosine A2a receptor agonistic activity; and also provides an adenosine A2a receptor agonist, an intraocular pressure reducing agent, or a medicine for treating glaucoma, etc., which comprises the compound as an active ingredient.
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