发明名称 Isothiazole-pyridine derivatives as modulators of HIF (hypoxia inducible factor) activity
摘要 The present invention relates to novel compounds according to Formula I or II, methods, and compositions capable of decreasing HIF hydroxylase enzyme activity, thereby increasing the stability and/or activity of hypoxia inducible factor (HIF). Formula (I) or (II).;
申请公布号 US8952160(B2) 申请公布日期 2015.02.10
申请号 US200912811821 申请日期 2009.01.12
申请人 Fibrogen, Inc. 发明人 Zhou Xiaoti;Arend Michael P.;Wu Min;Flippin Lee A.
分类号 C07D513/04;A61K31/4439 主分类号 C07D513/04
代理机构 Sheppard Mullin Richter & Hampton LLP 代理人 Sheppard Mullin Richter & Hampton LLP
主权项 1. A compound of Formula I or II: wherein q is 0 or 1; R1 is selected from the group consisting of hydrogen, deuterium, alkyl, and substituted alkyl; R2 is selected from the group consisting of hydrogen, hydroxyl, halo, cyano, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, alkoxy, substituted alkoxy, cycloalkyl, substituted cycloalkyl, cycloalkoxy, substituted cycloalkoxy, amino, substituted amino, aminoacyl, aryl, substituted aryl, aryloxy, substituted aryloxy, heteroaryl, substituted heteroaryl, heteroaryloxy, substituted heteroaryloxy, heterocyclyl, substituted heterocyclyl, heterocyclyloxy, substituted heterocyclyloxy, alkylthio, substituted alkylthio, cycloalkylthio, substituted cycloalkylthio, arylthio, substituted arylthio, heteroarylthio, substituted heteroarylthio, hetereocyclicthio, substituted heterocyclicthio, and acyl; R3 is selected from the group consisting of hydrogen, hydroxy, cyano, halo, nitro, acyl, amino, substituted amino, acylamino, sulfonyl, substituted sulfonyl, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, alkoxy, substituted alkoxy, aryl, substituted aryl, aryloxy, substituted aryloxy, alkylthio, substituted alkylthio, cycloalkylthio, substituted cycloalkylthio, arylthio, substituted arylthio, heteroarylthio, substituted heteroarylthio, hetereocyclicthio, substituted heterocyclicthio, heteroaryl, and substituted heteroaryl; R6 is selected from the group consisting of hydrogen, alkyl, and substituted alkyl; R7 is selected from the group consisting of hydroxy, alkoxy, substituted alkoxy, cycloalkoxy, substituted cycloalkoxy, aryloxy, substituted aryloxy, heteroaryloxy, substituted heteroaryloxy, heterocyclyloxy, substituted heterocyclyloxy, thio, alkylthio, substituted alkylthio, cycloalkylthio, substituted cycloalkylthio, arylthio, substituted arylthio, heteroarylthio, substituted heteroarylthio, hetereocyclicthio, substituted heterocyclicthio, amino, substituted amino, and acylamino; and R8 is selected from the group consisting of hydrogen, deuterium, and methyl; or a pharmaceutically acceptable salt, single stereoisomer, mixture of stereoisomers, ester, or amide thereof.
地址 San Francisco CA US
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