The subject invention relates to novel P2X
3
receptor antagonists that play a critical role in treating disease states associated with pain, in particular peripheral pain, inflammatory pain, or tissue injury pain that can be treated using a P2X
3
receptor subunit modulator.
The present invention relates to compounds of formula I inhibiting P2X purinoceptor 3; particularly the invention relates to compounds that are amino quinazoline derivatives, methods of preparing such compounds, pharmaceutical compositions containing them and therapeutic use thereof. The compounds of the invention may be useful in the treatment of many disorders associated with P2X
3
receptors mechanisms, such as respiratory diseases including cough, asthma, idiopathic pulmonary fibrosis (IPF) and chronic obstructive pulmonary disease (COPD).
US8247401B2
申请人:——
公开号:US8247401B2
公开(公告)日:2012-08-21
[EN] AMINO QUINAZOLINE DERIVATIVES AS P2X3 INHIBITORS<br/>[FR] DÉRIVÉS D'AMINO QUINAZOLINE SERVANT D'INHIBITEURS DE P2X3
申请人:CHIESI FARM SPA
公开号:WO2020239952A1
公开(公告)日:2020-12-03
The present invention relates to compounds of formula I inhibiting P2X purinoceptor 3; particularly the invention relates to compounds that are amino quinazoline derivatives, methods of preparing such compounds, pharmaceutical compositions containing them and therapeutic use thereof. The compounds of the invention may be useful in the treatment of many disorders associated with P2X3 receptors mechanisms, such as respiratory diseases including cough, asthma, idiopathic pulmonary fibrosis (IPF) and chronic obstructive pulmonary disease (COPD).