申请人:Hoffman-La Roche Inc.
公开号:US08067598B2
公开(公告)日:2011-11-29
The present invention relates to compounds of formula
wherein R1, R2, R3, and R4 are as defined herein and
hetaryl is a one or two ring-membered heteroaromatic ring system, connected to the carbon atoms of the piperidine group selected from the group consisting of
or to pharmaceutically suitable acid addition salts, optically pure enantiomers, racemates or diastereomeric mixtures thereof. These compounds are orexin receptor antagonists and may be useful in the treatment of disorders in which orexin pathways are involved, like sleep disorders.
本发明涉及式为R1、R2、R3和R4如本文所定义的化合物,其中hetaryl是一个由一个或两个环成员构成的杂环芳香环系统,连接到从由选自下列群组成的哌啶基的碳原子选择的或药学上适宜的酸加成盐、光学纯对映体、外消旋体或二对映异构体混合物。这些化合物是促进睡眠的受体拮抗剂,可用于治疗涉及促进睡眠的疾病。