申请人:FUJIFILM Corporation
公开号:EP2589592A1
公开(公告)日:2013-05-08
An object of the present invention is to provide to a compound and a pharmaceutical composition, which have excellent Syk-inhibitory activity. Th e present invention provides a nicotinamide derivative represented by the follo wing formula (I) (wherein R1 represents a halogen atom; R2 represents a C1-12 alkyl group, a C2-12 alkenyl group, a C2-12 alkynyl group, a C3-8 cycloalkyl g roup, an aryl group, an ar-C1-6 alkyl group or a heterocyclic group, each opti onally having at least one substituent; R3 represents an aryl group or a hetero cyclic group each optionally having at least one substituent; and R4 and R5 e ach independently represent a hydrogen atom; and R2 and R4 may form a cyc lic amino group optionally having at least one substituent together with the ni trogen atom to which they bind) or a salt thereof, and a pharmaceutical comp osition for use in the treatment of a Syk-related disease which comprises the nicotinamide derivative or a salt thereof.
本发明的目的是提供一种化合物和药物组合物,其具有优异的抑制 Syk 的活性。本发明提供了一种烟酰胺衍生物,由以下式(I)表示 其中 R1 代表卤素原子;R2 代表 C1-12 烷基、C2-12 烯基、C2-12 炔基、C3-8 环烷基、芳基、ar-C1-6 烷基或杂环基,每个基团可选择具有至少一个取代基;R3 代表芳基或杂环基,每个基团可选择具有至少一个取代基;以及 R4 和 R5 分别独立地代表一个氢原子;R2 和 R4 可与它们结合的氮原子一起形成一个环状氨基,该氨基可选择具有至少一个取代基)或其盐,以及一种用于治疗 Syk 相关疾病的药物组合物,该药物组合物包含烟酰胺衍生物或其盐。