A compound having the following formula
wherein A is —O—; B is alkylene or alkenylene optionally containing —O—, —S—, —(NR
7
)—, —CO— or —N═; R
1
and R
2
are alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, wherein the alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl is unsubstituted or substituted by halogen, cycloalkyl, aryl, adamantyl or amino; R
3
is a substituted or unsubstituted pyridine ring; R
5
and R
6
are hydrogen or alkyl; R
7
is hydrogen or alkyl; X is O or S; and each hydrogen of the said amino is unsubstituted or substituted by alkyl, alkoxycarbonyl, cycloalkyloxycarbonyl, arylalkoxycarbonyl or halogenoalkyloxycarbonyl. The compound is a TNF-α production inhibitor that is useful for treating autoimmune diseases such as rheumatoid arthritis.
一种化合物,其
化学式如下:其中,A为—O—; B为烷基或烯基,可选地含有—O—,—S—,—(NR7)—,—CO—或—N═; R1和R2为烷基,烯基,炔基,环烷基或环烯基,其中烷基,烯基,炔基,环烷基或环烯基未经取代或被取代为卤素,环烷基,芳基,
金刚烷基或
氨基; R3为取代或未取代的
吡啶环; R5和R6为氢或烷基; R7为氢或烷基; X为O或S; 该
氨基的每个氢原子未经取代或被烷基,烷氧羰基,环烷氧羰基,芳基烷氧羰基或卤代烷氧羰基取代。该化合物是一种TNF-α生产
抑制剂,可用于治疗类风湿性关节炎等自身免疫性疾病。