The present patent application concerns compounds of formula (I),
with R1 and R2 taken together with the nitrogen atom to which they are attached, form a mono or bicyclic saturated nitrogen-containing ring; their preparation and their use as a H3 receptor ligand for treating e.g. CNS disorders like Alzheimer's disease.
本专利申请涉及公式(I)的化合物,其中R1和R2与它们所连接的
氮原子一起形成一个单环或双环饱和
氮含环;它们的制备以及它们作为H3受体
配体用于治疗例如阿尔茨海默病等中枢神经系统疾病。