Structure-based molecular design, synthesis, and in vivo anti-inflammatory activity of pyridazinone derivatives as nonclassic COX-2 inhibitors
作者:Khaled A. M. Abouzid、Nadia A. Khalil、Eman M. Ahmed、Hekmat A. Abd El-Latif、Moustafa E. El-Araby
DOI:10.1007/s00044-009-9218-4
日期:2010.9
A scaffold with bicyclic core carrying pyridazinone moiety, which exhibited potent in vivo anti-inflammatory activities, was introduced in this article. The design of these compounds was assisted by docking and superposition experiments on cyclooxygenase-2 enzyme. The activity of a chloro analogue was as high as that of diclofenac in carrageenan-induced rat paw edema anti-inflammatory screening.
Synthesis and anti-inflammatory activity of novel pyridazine and pyridazinone derivatives as non-ulcerogenic agents
作者:Makarem M. Saeed、Nadia A. Khalil、Eman M. Ahmed、Kholoud I. Eissa
DOI:10.1007/s12272-012-1205-5
日期:2012.12
Herein, we report the synthesis and pharmacological properties of several series of pyridazine and pyridazinone derivatives. All the synthesized compounds were tested, in vivo, for their anti-inflammatory and ulcerogenic properties against indomethacin, as a reference compound. Compounds 4a and 9d have shown a potent anti-inflammatory activity more than indomethacin with rapid onset of action and safe gastric profile. The latter compounds were then selected for further investigation. In the MTT assay in vitro, both compounds were identified as potent and selective COX-2 inhibitors.