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Synthesis and biological evaluation of 1H-pyrrolo[2,3-d]pyrimidine-1,2,3-triazole derivatives as novel anti-tubercular agents
Bioorganic & Medicinal Chemistry Letters ( IF 2.7 ) Pub Date : 2018-11-17 , DOI: 10.1016/j.bmcl.2018.11.036
Kasa Shiva Raju , Sandeep AnkiReddy , Gowravaram Sabitha , Vagolu Siva Krishna , Dharmarajan Sriram , Kunduru Bharathi Reddy , Someswar Rao Sagurthi

A series of novel 1H-pyrrolo[2,3-d]pyrimidine-1,2,3-triazole derivatives have been synthesized in good to excellent yields. Through the copper-catalyzed azide-alkyne cycloaddition via reaction of 7-(prop-2-ynyl)-7H-pyrrolo[2,3-d]pyrimidine and aryl, heteroaryl and alkyl azides in the presence of CuSO4·5H2O and sodium ascorbate. These compounds were evaluated for their in vitro antimycobacterial activity against Mycobacterium tuberculosis H37Rv strain. Most of these pyrrolopyrimidine-triazole hybrids exhibited good anti tubercular activity. The antimycobacterial assay results showed that the minimum inhibitory concentration of compounds 4q and 4r were 0.78 µg/mL. The molecular docking results also had shown highest Moldock score for same compounds. These novel compounds exhibited good inhibition activities and further structure-activity studies of the derivatives had shown promising features to use in antitubercular therapy.



中文翻译:

1 H-吡咯并[2,3 - d ]嘧啶-1,2,3-三唑衍生物作为新型抗结核药的合成及生物评价

已经合成了一系列新颖的1 H-吡咯并[2,3 - d ]嘧啶-1,2,3-三唑衍生物。通过铜催化的叠氮化物-炔烃环加成反应,在CuSO 4 ·5H 2存在下,由7-(丙-2-炔基)-7 H-吡咯并[2,3- d ]嘧啶与芳基,杂芳基和烷基叠氮化物反应O和抗坏血酸钠。评估了这些化合物对结核分枝杆菌的体外分枝杆菌活性H37Rv株。这些吡咯并嘧啶-三唑杂种大多数表现出良好的抗结核活性。抗分枝杆菌检测结果表明,化合物4q4r的最低抑菌浓度为0.78 µg / mL。分子对接结果也显示出相同化合物的摩尔多克分数最高。这些新颖的化合物表现出良好的抑制活性,对衍生物的进一步结构活性研究表明其可用于抗结核治疗中。

更新日期:2018-11-17
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