申请人:Alkermes Pharma Ireland Limited
公开号:US08669281B1
公开(公告)日:2014-03-11
The present invention provides compounds of formula (I),
wherein:
R1 is unsubstituted C1-C6 alkyl;
La is substituted or unsubstituted C1-C6 alkyl linker, substituted or unsubstituted C3-C10 carbocycle, substituted or unsubstituted heterocycle comprising one or two 5- or 6-member rings and 1-4 heteroatoms selected from N, O and S, or substituted or unsubstituted heteroaryl comprising one or two 5- or 6-member rings and 1-4 heteroatoms selected from N, O and S; and
R2 and R3 are each, independently, H, substituted or unsubstituted C1-C6 alkyl, or substituted or unsubstituted C6-C10 aryl;
or alternatively, R2 and R3, together with the nitrogen atom to which they are attached, form a substituted or unsubstituted heteroaryl comprising one or two 5- or 6-member rings and 1-4 heteroatoms selected from N, O and S or a substituted or unsubstituted heterocycle comprising one or two 5- or 6-member rings and 1-4 heteroatoms selected from N, O and S.
The invention also provides pharmaceutical compositions and methods for treating neurological diseases, such as multiple sclerosis.
本发明提供了化合物的结构式(I),其中:R1为未取代的C1-C6烷基;La为取代或未取代的C1-C6烷基连接物,取代或未取代的含有一个或两个5-或6-成员环和1-4个N、O和S杂原子的碳环,或者取代或未取代的含有一个或两个5-或6-成员环和1-4个N、O和S杂原子的杂环烷基;R2和R3分别独立地为H、取代或未取代的C1-C6烷基,或取代或未取代的C6-C10芳基;或者,R2和R3与它们连接的氮原子一起形成取代或未取代的含有一个或两个5-或6-成员环和1-4个N、O和S杂原子的杂烷基,或者取代或未取代的含有一个或两个5-或6-成员环和1-4个N、O和S杂原子的杂环烷基。该发明还提供了治疗神经系统疾病(如多发性硬化症)的药物组合物和方法。