申请人:Ohkawa Shigenori
公开号:US20070149558A1
公开(公告)日:2007-06-28
A compound represented by the formula:
(wherein, R
1
and R
2
are the same or different and each represents a hydrogen atom, hydrocarbon group or heterocyclic group, or R
1
and R
2
may form, together with the adjacent carbon atom, a 3-8 membered iso- or heterocyclic group, R
3
represents a cyclic group, a hydroxy group, a mercapto group that may have oxo, or an amino group, R
4
represents a hydrogen atom, a hydrocarbon group, a hydroxy group, a mercapto group which may have oxo, or an amino group, or R
2
and R
4
may link together to form a double bond, X represents a bond or a linear hydrocarbon group, W represents an oxygen atom or a sulfur atom, ring B represents a 5-8 membered nitrogen-containing heterocyclic group, ring C represents a benzene ring, and
represents a single bond or a double bond), or a salt or a prodrug thereof that has excellent neurodegenerative inhibitory activity and brain penetrability, and is useful as an agent for preventing/treating neurodegenerative diseases.
该化合物的化学式为:(其中,R1和R2相同或不同,每个代表氢原子,烃基或杂环基,或者R1和R2可以与相邻的碳原子一起形成3-8个成员的异构或杂环基,R3代表环状基团,羟基,硫醇基,可能具有氧化作用的氨基基团,或R4代表氢原子,烃基,羟基,可能具有氧化作用的硫醇基或氨基基团,或R2和R4可以连接形成双键,X代表键或线性烃基,W代表氧原子或硫原子,环B代表一个5-8成员的含氮杂环基,环C代表苯环,并且代表单键或双键),或其盐或前药,具有优异的神经退行性抑制活性和脑穿透性,可用作预防/治疗神经退行性疾病的药物。