Biphenyl derivatives, pharmaceutical composition comprising the same, and preparation method thereof

摘要

Provided are biphenyl derivatives exhibiting activity towards central nervous system diseases by acting on the 5-HT7 receptor, pharmaceutically acceptable salts thereof, a method for preparing the compounds and pharmaceutical compositions including the compounds as an active ingredient.

主权项

1. A biphenyl derivative represented by the following chemical formula: wherein each of R1 and R2, which are different, is independently selected from hydrogen, halogen, alkyl, alkoxy, aryloxy and nitro; and each of R3 and R4, which are different, is independently selected from hydrogen, halogen, alkyl, alkoxy, aryloxy, nitro and phenyl.