Pyrazolo[4,3-d]pyrimidines

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专利名称：Pyrazolo[4,3-d]pyrimidines发明人：ROCHUS JONAS,HANS-MICHAEL

EGGENWEILER,PIERRE SCHELLING,MARIACHRISTADLER,NORBERT BEIER

申请号：AU7279300申请日：20000824公开号：AU773878B2公开日：20040610

摘要：Pyrazolo[4,3-d]pyrimidines of the formula Iand their physiologically acceptablesalts,in whichR<1>, R<2>, R<3>, R<4 >and X have the meanings indicated in Claim 1,exhibit phosphodiesterase V inhibition and can be employed for the treatment ofdisorders of the cardiovascular system and for the treatment and/or therapy of potencydisorders.

申请人：MERCK PATENT GMBH

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