Compounds having the structural formula I
or a pharmaceutically acceptable salt thereof, wherein:
X
1
and X
2
are 1-3 substituents independently selected from the group consisting of H, alkyl, halo, —CF
3
, —OCF
3
, alkoxy, —OH and —CN;
n is 0, 1 or 2; and
R and R
1
are H or alkyl;
also disclosed is the use of the compounds in the treatment of CNS diseases such as Parkinson's disease, alone or in combination with other agents for treating CNS diseases, pharmaceutical compositions comprising them and kits comprising the components of the combinations.
2-(1H-Pyrazol-4-yl)acetic acids as CRTh2 antagonists
作者:Miriam Andrés、Mónica Bravo、Maria Antonia Buil、Marta Calbet、Jordi Castro、Teresa Domènech、Peter Eichhorn、Manel Ferrer、Elena Gómez、Martin D. Lehner、Imma Moreno、Richard S. Roberts、Sara Sevilla
DOI:10.1016/j.bmcl.2013.03.093
日期:2013.6
High throughput screening identified the pyrazole-4-acetic acid substructure as CRTh2 receptor antagonists. Optimisation of the compounds uncovered a tight SAR but also identified some low nanomolar inhibitors. (C) 2013 Elsevier Ltd. All rights reserved.