Microwave-assisted synthesis and in-vitro anti-tumor activity of 1,3,4-triaryl-5-N-arylpyrazole-carboxamides
作者:Hatem A. Abdel-Aziz、Heba S.A. El-Zahabi、Kamal M. Dawood
DOI:10.1016/j.ejmech.2010.02.026
日期:2010.6
Regioselective 1,3-dipolarcycloaddition of nitrilimines with 5-arylidene-2-arylimino-4-thiazolidinones and with 2-(4-arylidene)thiazolo[3,2-a]benzimidazol-3(2H)-ones afforded the corresponding 1,3,4-triaryl-5-N-arylpyrazole-carboxamides and pyrazolylbenzimidazoles. All reactions were carried out under conventional thermal heating and/or microwave irradiation. Both the pyrazole-5-carboxamides and
亚硝胺与5-亚芳基-2-芳基氨基-4-噻唑烷酮和2-(4-亚芳基)噻唑并[3,2 - a ]苯并咪唑-3(2 H)-的区域选择性1,3-偶极环加成反应提供了相应的1,3,4-三芳基-5- N-芳基吡唑-羧酰胺和吡唑基苯并咪唑类。所有反应均在常规热加热和/或微波辐射下进行。检查了吡唑-5-羧酰胺和吡唑基苯并咪唑对两种肿瘤细胞系Hep-2和结肠CaCo-2的体外抗肿瘤活性。大多数获得的化合物显示出对CaCo-2和Hep-2细胞系的显着活性。