申请人:Hoffman-La Roche Inc.
公开号:US08143273B2
公开(公告)日:2012-03-27
The present invention relates to a compound of formula I-A or I-B
wherein X,
R1, R2 and R3 are defined herein; or to a pharmaceutically acceptable acid addition salt, to a racemic mixture, or to its corresponding enantiomer and/or optical isomer thereof. The compounds of formulas I-A and I-B are good inhibitors of the glycine transporter 1 (GlyT-1), and have a good selectivity to glycine transporter 2 (GlyT-2) inhibitors, suitable in the treatment of neurological and neuropsychiatric disorders.
本发明涉及式I-A或I-B的化合物,其中X,R1,R2和R3在此定义;或其药学上可接受的酸加盐,外消旋混合物或其对应的对映体和/或光学异构体。式I-A和I-B的化合物是良好的甘氨酸转运体1(GlyT-1)抑制剂,并具有对甘氨酸转运体2(GlyT-2)抑制剂的良好选择性,适用于治疗神经和神经精神障碍。