| abstract |
The present invention relates to new quinoline derivatives of formula (1) or their pharmaceutically acceptable salts with caspase-3 inhibitory activity and their preparation methods, wherein R2 is H; halogen; C1-6 alkyl; C 1-6 alkoxy; C1-6 alkoxyalkyl; or C3-6 cycloalkyl; R1 is formula (a); -CN; or formula (b); R is H; C6-14 aryl unsubstituted or substituted by halogen, C1-6 alkyl, C1-6 alkoxy or amino; 5 - 15 membered heterocyclic group unsubstituted or substituted by halogen, C1-6 alkyl, C1-6 alkoxy or amino; or -(CH2)n-CHR4R5. The present invention relates to a pharmaceutical composition for treating caspase-associated diseases by inhibiting the activity of caspase-3 which comprises the compound of formula (1) or its pharmaceutically acceptable salt. |