申请人:Moffat David Charles Festus
公开号:US20090203711A1
公开(公告)日:2009-08-13
Compounds of formula (I) are inhibitors of p38 MAP kinase, and are therefore of utility in the treatment of, inter alia, inflammatory conditions including rheumatoid arthritis and COPD:
wherein: G is —N═ or —CH═; B is an optionally substituted divalent mono- or bicyclic aryl or heteroaryl radical having 5-13 ring members; R
2
is hydrogen or optionally substituted C
1
-C
3
alkyl; P represents hydrogen and U represents a radical of formula (IA); or U represents hydrogen and P represents a radical of formula -A-(CH
2
)
z
-L
1
-Y
1
—R wherein A, z, Y
1
, and L
1
are as defined in the specification; R is a radical of formula (X) or (Y)
wherein R
1
is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intracellular carboxylesterase enzymes to a carboxylic acid group; R
4
is hydrogen; or optionally substituted C
1
-C
6
alkyl, C
3
-C
7
cycloalkyl, aryl or heteroaryl or —(C═O)R
3
, —(C═O)OR
3
, or —(C═O)NR
3
wherein R
3
is hydrogen or optionally substituted (C
1
-C
6
)alkyl; and D is a monocyclic heterocyclic ring of 5 or 6 ring atoms wherein R
1
is linked to a ring carbon adjacent the ring nitrogen shown, and ring D is optionally fused to a second carbocyclic or heterocyclic ring of 5 or 6 ring atoms in which case the bond shown intersected by a wavy line may be from a ring atom in said second ring.
式(I)的化合物是p38 MAP激酶的抑制剂,因此在治疗包括类风湿性关节炎和COPD在内的炎症性疾病方面具有实用性:
其中:G是—N═或—CH═;B是具有5-13个环成员的可选取代的二价单环或双环芳基或杂芳基基团;R2是氢或可选取代的C1-C3烷基;P代表氢,U代表公式(IA)的基团;或U代表氢,P代表公式-A-(CH2)z-L1-Y1—R的基团,其中A,z,Y1和L1如规范中所定义;R是公式(X)或(Y)的基团,其中R1是羧酸基(—COOH),或可由一个或多个细胞内羧酸酯酶酶水解为羧酸基的酯基;R4是氢;或可选取代的C1-C6烷基,C3-C7环烷基,芳基或杂芳基或—(C═O)R3,—(C═O)OR3或—(C═O)NR3,其中R3是氢或可选取代的(C1-C6)烷基;D是具有5或6个环原子的单环杂环,其中R1连接到显示的环氮邻近的环碳上,环D可选择与第二个具有5或6个环原子的碳环或杂环融合,此时由波浪线相交的键可能来自于所述第二个环中的一个环原子。