Synthesis, molecular docking, antiproliferative, and antimicrobial activity of novel pyrano[3,2-c]carbazole derivatives
作者:Pedavenkatagari Narayana Reddy、Pannala Padmaja、Bobbala Ramana Reddy、Gundla Rambabu、Machiraju Pavan Kumar
DOI:10.1007/s00044-016-1676-x
日期:2016.10
pyrano[3,2-c]carbazole derivatives which are biologically valuable and synthetically challenging frameworks have been synthesized by domino Knoevenagel-hetero-Diels-Alder reaction. The key strategy involve copper iodide catalyzed cyclization of O-propargyl derivative of N-Boc-carbazole-3-carboxaldehyde with cyclic 1,3-diketones or pyrazol-5-ones to afford N-Boc-pyrano[3,2-c]carbazole derivatives. The
通过多米诺Knoevenagel-杂-Diels-Alder反应合成了一系列具有生物学价值和合成挑战性的吡喃并[3,2- c ]咔唑衍生物。关键策略包括碘化铜与N - Boc-咔唑-3-甲醛的O-炔丙基衍生物与环状1,3-二酮或吡唑-5-酮的环化反应,得到N -Boc-吡喃[3,2- c ]咔唑衍生物。研究了所有合成化合物对三种癌细胞系(如PANC 1(胰腺),HeLa(子宫颈)和MDA-MB-231(乳腺癌))的抗增殖活性。结果清楚地表明化合物11b,11d和13d显示出明显的抗祖活性。另外,还测定了这些化合物对三种代表性的革兰氏阳性菌和革兰氏阴性菌的抗菌活性。具体地,化合物11c表现出显着的抗微生物活性。分子对接研究表明,化合物13d选择性占据微管蛋白聚合物的秋水仙碱结合位点。