发明授权
US07834002B2 4-amino-5-cyanopyrimidine derivatives 有权
4-氨基-5-氰基嘧啶衍生物

4-amino-5-cyanopyrimidine derivatives
摘要:
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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