申请人:Hoffmann-La Roche Inc.
公开号:US10011607B2
公开(公告)日:2018-07-03
The present invention relates to compounds of formula I
wherein
R1 is hydrogen, F or Cl;
L is a bond or lower alkylene;
R2 is —(CH2)nO-lower alkyl, lower alkyl substituted by halogen, —(CH2)nC(O)O-lower alkyl, phenyl substituted by lower alkyl or halogen, or is a 5 or 6-membered heteroaryl group, selected from pyridinyl, pyrimidinyl, pyridazinyl, thiazolyl, imidazolyl, pyrazolyl or triazolyl, which are optionally substituted by lower alkyl, halogen, lower alkoxy, ═O, benzyloxy, cycloalkyloxy, hydroxy, cyano, lower alkyl substituted by halogen, or by —(CH2)nO-lower alkyl;
n is 1, 2 or 3;
R3 is hydrogen, lower alkyl or —(CH2)nO-lower alkyl;
R4 is phenyl, pyridinyl or pyrimidinyl, optionally substituted by F;
Y is CF or CCl;
or to a pharmaceutically acceptable salt or acid addition salt, to a racemic mixture, or to its corresponding enantiomer and/or optical isomer and/or stereoisomers thereof.
The compounds may be used for the treatment of Parkinson's disease, anxiety, emesis, obsessive compulsive disorder, autism, neuroprotection, cancer, depression and diabetes type 2.
本发明涉及式 I 的化合物
式中
R1 是氢、F 或 Cl
L 是键或低级亚烷基
R2 是-(
CH2)nO-低级烷基、被卤素取代的低级烷基、-( )nC(O)O-低级烷基、被低级烷基或卤素取代的苯基,或者是选自
吡啶基、
嘧啶基、
哒嗪基、
噻唑基、
咪唑基、
吡唑基或三唑基的 5 或 6 元杂芳基、
噻唑基、
咪唑基、
吡唑基或三唑基,它们可任选被低级烷基、卤素、低级烷氧基、═O、苄氧基、环烷氧基、羟基、
氰基、被卤素取代的低级烷基或被-( )nO-低级烷基取代;
n 是 1、2 或 3;
R3 是氢、低级烷基或-( )nO-低级烷基;
R4 是苯基、
吡啶基或
嘧啶基,可选择被 F 取代;
Y 是 CF 或 CCl;
或药学上可接受的盐或酸加成盐、外消旋混合物或其相应的对映体和/或光学异构体和/或立体异构体。
这些化合物可用于治疗帕
金森病、焦虑症、呕吐、强迫症、自闭症、神经保护、癌症、抑郁症和 2 型糖尿病。