Compounds of formula (I) are inhibitors of p38 MAP kinase, useful as anti-inflammatory agents in the treatment of inter alia, diseases of the respiratory tract wherein; R1 is C1-C6 alkyl, C3-C6 cycloalkyl, phenyl which is optionally substituted, 5- or 6 membered monocyclic heteroaryl which is optionally substituted, or a radical of formula (II) wherein n is 1 or 2, and R3 and R4 are independently H or C1-C6 alkyl, or R3 and R4 taken together with the nitrogen to which they are attached form a 6-membered heterocyclic ring optionally containing a further heteroatom selected from N and O; Y is —O— or —S(O)p— wherein p is 0, 1 or 2; A is an optionally substituted divalent arylene radical, or a mono- or bicyclic heteroarylene radical, or a C3-C6 divalent cycloalkylene radical having 5 or 6 ring atoms, or a piperidinylene radical wherein the ring nitrogen is linked to R2NHC(═O)W—; W is a bond, —NH— or —C(RA)(RB), wherein RA and RB are independently H, methyl, ethyl, amino, hydroxyl or halo; and R2 is a radical as defined in the claims.
式(I)的化合物是p38
MAP激酶的
抑制剂,在治疗呼吸道疾病等疾病中作为抗炎剂有用;其中,R1为C1-C6烷基,C3-C6环烷基,苯基(可选择性取代),5-或6-成员的单环杂芳基(可选择性取代),或式(II)中的基团,其中n为1或2,R3和R4分别独立地为H或C1-C6烷基,或R3和R4与它们所连接的氮一起形成一个6-成员的杂环,该杂环可选择性地含有进一步从N和O中选择的杂原子;Y为—O—或—S(O)p—,其中p为0,1或2;A为可选择性取代的二价芳基基团,或单环或双环杂芳基基团,或具有5或6个环原子的C3-C6二价环烷基基团,或一种
哌啶基团,其中环氮与R2NHC(═O)W—连接;W为键,—NH—或—C(RA)(RB),其中RA和RB分别独立地为H,甲基,乙基,
氨基,羟基或卤素;R2为声明中定义的基团。