Synthesis and Biological Evaluation of Some Novel 1,4-Dihydropyridines as Potential AntiTubercular Agents
作者:Amit Trivedi、Dipti Dodiya、Bipin Dholariya、Vipul Kataria、Vimal Bhuva、Viresh Shah
DOI:10.1111/j.1747-0285.2011.01233.x
日期:2011.11
02 μg/mL and SI > 500, was found for dimethyl 1,4‐dihydro‐4‐(3‐(4‐nitrophenyl)‐1‐phenyl‐1H‐pyrazol‐4‐yl)‐2,6‐dimethylpyridine‐3,5‐dicarboxylate 3f, diethyl 1,4‐dihydro‐4‐(3‐(4‐fluorophenyl)‐1‐phenyl‐1H‐pyrazol‐4‐yl)‐2,6‐dimethylpyridine‐3,5‐dicarbo‐xylate 4c and diethyl 1,4‐dihydro‐4‐(3‐(4‐bromophenyl)‐1‐phenyl‐1H‐pyrazol‐4‐yl)‐2,6‐dimethyl pyridine‐3,5‐dicarboxylate 4e, making them more potent than first‐line
最近的研究表明,具有亲脂性基团的1,4-二氢吡啶-3-3,5-二氨基甲酰基衍生物具有显着的抗结核活性。在这项研究中,我们合成了在1,4-二氢吡啶环的C-3和C-5处带有甲氧基和甲乙氧基的1,4-二氢吡啶的新衍生物。此外,在C-4位置有1个H-吡唑环取代。这些类似物是通过多组分Hantzsch反应合成的。在体外对化合物的活性抗结核分枝杆菌ħ 37器Rv进行评价。二甲基1,4-二氢-4-(3-(4-硝基苯基)-1-苯基-1 H)的最低最低抑菌浓度值为0.02μg/ mL,SI> 500吡唑-4-基)-2,6-二甲基吡啶-3,5-二羧酸酯3f,二乙基1,4-二氢-4-(3-(4-氟苯基)-1-苯基-1 H-吡唑-4- yl)-2,6-二甲基吡啶-3-3,5-二氢呋喃基酯4c和二乙基1,4-二氢-4-(3-(4-溴苯基)-1-苯基-1 H-吡唑-4-基)‐ 2,6-二甲基吡啶-3,5-二羧酸4e,