申请人:Galley Guido
公开号:US20080096906A1
公开(公告)日:2008-04-24
The present invention relates to compounds of formula I
wherein
R
1
is selected from the group consisting of hydrogen or lower alkyl;
R
2
is hydrogen, lower alkyl, lower alkenyl, lower alkyl substituted by hydroxy, lower alkyl substituted by halogen,
—(CH
2
)
x
—S-lower alkyl,
—(CH
2
)
x
—O-lower alkyl,
—(CH
2
)
x
—NHC(O)O-lower alkyl,
—(CH
2
)
x
-aryl, and
—(CH
2
)
x
-heteroaryl;
each R
3
is selected from the group consisting of hydrogen, lower alkyl, lower alkoxy, halogen, hydroxy, lower alkyl substituted by halogen,
—O—(CH
2
)
m
-aryl,
—O—(CH
2
)
m
-heteroaryl,
—(CR
2
)
m
-aryl, and
—(CR
2
)
m
-heteroaryl; each R is selected from the group consisting of hydrogen, lower alkyl and hydroxy; Ar is selected from the group consisting of phenyl, pyrimidin-2-yl, pyrimidin-4-yl and pyridin-3-yl; n is 0, 1 or 2; x is 0, 1, 2 or 3; m is 0 or 1; and to their pharmaceutically active salts.
本发明涉及以下式I的化合物
其中
R1选择自羟基或较低烷基;
R2为氢、较低烷基、较低烯基、被羟基取代的较低烷基、被卤素取代的较低烷基、—(CH2)x—S-较低烷基、—(CH2)x—O-较低烷基、—(CH2)x—NHC(O)O-较低烷基、—(CH2)x-芳基和—(CH2)x-杂环基中的一种;
每个R3选择自氢、较低烷基、较低烷氧基、卤素、羟基、被卤素取代的较低烷基、—O—(CH2)m-芳基、—O—(CH2)m-杂环基、—(CR2)m-芳基和—(CR2)m-杂环基中的一种;
每个R选择自氢、较低烷基和羟基;
Ar选择自苯基、嘧啶-2-基、嘧啶-4-基和吡啶-3-基;
n为0、1或2;
x为0、1、2或3;
m为0或1;
以及其药用活性盐。