abstract |
(57) [Summary] [Structure] General formula [Chemical formula 1] (Wherein R 1 is a substitutable alkyl group, alkenyl group, aralkyl group, aryl group; R 2 is an aryl group, heteroaryl group; R 3 , R 4 and R 5 : H), or an imidazopyrazole derivative or a salt thereof. . [Effect] The present invention relates to an imidazopyrazole derivative useful as a drug exhibiting analgesic / anti-inflammatory action, anti-ulcer action and anti-allergic action. |