PURINE DERIVATIVES APPLICABLE AS ADENOSINE RECEPTOR A AGONISTS Russian patent published in 2012 - IPC C07D473/16 C07D473/18 C07D473/34 C07H19/167 A61K31/52 A61K31/7076 A61P29/00

Abstract RU 2457209 C2

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to new purine derivatives of formula (I) and to their pharmaceutically acceptable salts exhibiting the properties of adenosine receptor A_2A agonists. The compounds can find application for preparing a drug for treating an inflammatory or obstructive respiratory disease. In formula

R¹, R² and R³ are those as specified in the patent claim.

EFFECT: preparing new purine derivatives of formula (I) or their pharmaceutically acceptable salts showing the properties of adenosine receptor A_2A agonists.

8 cl, 2 tbl, 264 ex

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RU 2 457 209 C2

Authors

Fehrkherst Robin Alek

Tejlor Rodzher Dzhon

Koks Brajan

Dates

2012-07-27—Published

2007-04-19—Filed