PYRAZOLOPYRIMIDINE DERIVATIVE Russian patent published in 2011 - IPC C07D495/16 C07D495/22 C07D519/00 A61K31/519 A61K31/5377 A61P35/00 A61P43/00 

FIELD: medicine.

SUBSTANCE: invention refers to a compound presented by formula (1), to its salt or hydrate where in formula R¹ represents a methylene group, R² represents a phenyl group which can contain a substitute(s), or a heterocyclic group which can contain a substitute(s), the cycle A represents a 6- or 7-members cycle (where cycle-making atoms of the cycle A different from a sulfur atom in position 6 are carbon atoms), and R³ represents a hydrogen atom, or 1-3 equal or different substitutes used to substitute the cycle A where the possible substitutes are specified in clause 1 of the patent claim. Also, the invention refers to a pharmaceutical composition exhibiting an anticancer activity, on the basis of the compound presented by formula (1).

EFFECT: there are produced new compounds and pharmaceutical composition on their basis which can find application in medicine for cancer treatment.