Hydroxamic acids substituted by heterocycles useful for inhibition of tumor necrosis factor
申请人:ZENECA LIMITED
公开号:US20020040002A1
公开(公告)日:2002-04-04
1
Compounds of formula (I), wherein: n is 1 to 6; Het is a nitrogen containing ring fused to the benzene ring on two adjacent carbon atoms to form a bicyclic ring system which ring system may be optionally substituted; R
1
is hydrogen, C
1-8
alkyl, C
2-6
alkenyl, C
2-6
alkynyl, C
3-8
cycloalkyl, aryl, heteroaryl, heterocyclyl, arylC
1-6
alkyl, heteroarylC
1-6
alkyl, heterocyclylC
1-6
alkyl or C
3-8
cycloalkylC
1-6
alkyl; R
2
is C
1-6
alkyl, C
2-6
alkenyl, arylC
1-6
alkyl, heteroarylC
1-6
alkyl or the side-chain of a naturally occurring amino acid; R
3
is hydrogen, C
1-6
alkyl, C
3-8
cycloalkyl, C
4-8
cycloalkenyl, arylC
1-6
alkyl, heteroarylC
1-6
alkyl or heterocyclylC
1-6
alkyl; R
4
is hydrogen or C
1-6
alkyl; or R
3
and R
4
together with the nitrogen atom to which they are joined form a heterocyclic ring; wherein any group or ring, in R
1
-R
4
, is optionally substituted; and pharmceutically acceptable salts and in vivo hydrolysable esters thereof, are described as inhibitors of the production of Tumour Necrosis Factor and/or one or more matrix metalloproteinase enzymes. Compositions containing them and their preparation are also described.
化合物的式子(I),其中:n为1至6;Het是一个氮含环,在苯环上的两个相邻碳原子上融合形成一个双环系统,该环系统可以选择性地被取代;R1为氢、C1-8烷基、C2-6烯基、C2-6炔基、C3-8环烷基、芳基、杂芳基、杂环基、芳基C1-6烷基、杂芳基C1-6烷基、杂环基C1-6烷基或C3-8环烷基C1-6烷基;R2为C1-6烷基、C2-6烯基、芳基C1-6烷基、杂芳基C1-6烷基或天然氨基酸的侧链;R3为氢、C1-6烷基、C3-8环烷基、C4-8环烯基、芳基C1-6烷基、杂芳基C1-6烷基或杂环基C1-6烷基;R4为氢或C1-6烷基;或者R3和R4与它们连接的氮原子一起形成一个杂环;其中R1-R4中的任何基团或环都可以选择性地被取代;并且其药学上可接受的盐和体内可水解的酯被描述为肿瘤坏死因子和/或一个或多个基质金属蛋白酶酶的生产抑制剂。还描述了含有它们的组合物及其制备方法。