申请人:Hoffmann-La Roche Inc.
公开号:US07829563B2
公开(公告)日:2010-11-09
The present invention relates to compounds of formula I
wherein Ar1, Ar2, Ar3, n, and
R1 to R8 are as defined herein and 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I的化合物,其中Ar1、Ar2、Ar3、n和R1至R8的定义如本文所述,并且与药学上适用的酸盐、光学纯对映体、外消旋体或二对映异构体混合物有关。这些化合物是促进睡眠的促进剂,并且在涉及促进睡眠的疾病治疗中可能有用。