申请人:Rottapharm Biotech S.r.I.
公开号:US20140357653A1
公开(公告)日:2014-12-04
The invention relates to a novel compound of formula (I) or a stereoisomer, or a racemate or a mixture or a pharmaceutically acceptable salt thereof: wherein: R is phenyl or a 5- or 6-membered heteroaryl ring containing 1 to 3 heteroatoms selected from S, N and O, such rings may be optionally substituted with n groups Q; Q is selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN, SO
2
CH
3
or a group —O[(CR
1
R
2
]pQ
1
; or Q may be a group Q
2
; Q
1
is phenyl, which may be optionally substituted with n substituents selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN, or a group Q
2
; or corresponds to 2,2-difluoro-benzo[d][1,3]dioxol-4-yl; Q2 is a 5- or 6-membered heteroaryl containing at least one nitrogen atom, which may optionally substituted with n substituents selected from a group consisting of: Cl C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN; P is a 6-membered heteroaryl or a 8-1 1 membered bicyclic heteroaryl group, which may be substituted with n substituents selected from a group consisting of: C1-C4 alkyl, halogen, halo C1-C4 alkyl, C1-C4 alkoxy, CN; R
1
is hydrogen or C1-C3 alkyl; R
2
is hydrogen or C1-C3 alkyl; n is 1, 2 or 3; p is 0, 1 or 2; and with the proviso that when R corresponds to phenyl, P is substituted by at least one CF
3
; processes for the preparation of those compounds, pharmaceutical compositions containing one or more compounds of formula (I) and their use as dual antagonists of the Orexin 1 and Orexin 2 receptors.
该发明涉及以下式(I)的新化合物或其立体异构体、或其外消旋体或混合物或其药学上可接受的盐:其中:R为苯基或含有1至3个来自S、N和O的杂原子的5-或6-成员杂芳环,该环可以选择性地用n个基团Q取代;Q选自以下群体之一:C1-C4烷基、卤素、卤代C1-C4烷基、C1-C4烷氧基、CN、SO2CH3或一个基团—O[(CR1R2]pQ1;或Q可以是一个基团Q2;Q1为苯基,可以选择性地用n个取代基团取代,所述取代基团选自以下群体之一:C1-C4烷基、卤素、卤代C1-C4烷基、C1-C4烷氧基、CN,或一个基团Q2;或对应于2,2-二氟苯并[d][1,3]二噁唑-4-基;Q2为含有至少一个氮原子的5-或6-成员杂芳基,可以选择性地用n个取代基团取代,所述取代基团选自以下群体之一:Cl C1-C4烷基、卤素、卤代C1-C4烷基、C1-C4烷氧基、CN;P为6-成员杂芳或8-11-成员双环杂芳基,可以选择性地用n个取代基团取代,所述取代基团选自以下群体之一:C1-C4烷基、卤素、卤代C1-C4烷基、C1-C4烷氧基、CN;R1为氢或C1-C3烷基;R2为氢或C1-C3烷基;n为1、2或3;p为0、1或2;且条件是当R对应于苯基时,P至少被一个CF3取代;制备这些化合物的方法,含有一个或多个式(I)化合物的药物组合物以及它们作为Orexin 1和Orexin 2受体的双重拮抗剂的用途。