Design, Synthesis, and Antimycobacterial Evaluation of Novel Tetrahydroisoquinoline Hydrazide Analogs
作者:Boddupalli Venkata Siva Kumar、Yogesh Mahadu Khetmalis、Adinarayana Nandikolla、Banoth Karan Kumar、Kevin Van Calster、Sankaranarayanan Murugesan、Davie Cappoen、Kondapalli Venkata Gowri Chandra Sekhar
DOI:10.1002/cbdv.202200939
日期:2023.2
A series of novel 2-substituted-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carbohydrazide were designed, synthesized and structures were confirmed by analytical methods, viz., 1H-NMR, 13C-NMR and Mass spectrometry. Synthesized derivatives were evaluated for their anti-mycobacterial activity against Mycobacterium tuberculosis (Mtb) H37Ra. Among all the evaluated compounds, 10A25 containing biphenyl
设计、合成了一系列新型2-取代-5,7-二氯-1,2,3,4-四氢异喹啉-6-碳酰肼,并通过1 H-NMR、13 C-等分析方法确证了结构。核磁共振和质谱。评估了合成衍生物对结核分枝杆菌( Mtb ) H37Ra 的抗分枝杆菌活性。在所有评估的化合物中,含有联苯部分的10A25表现出显着的抑制作用,IC 50为 4.7 μM。10A19 ,在苯基的邻位具有吸电子碘基团,显示出显着的抗结核活性与 IC50 8.8 微米。其余化合物的IC 50值范围为 9.2 至 73.6 μM。对具有显着活性的化合物10A25进行了分子对接研究,以确定测试配体在所选靶蛋白结核分枝杆菌烯酰还原酶 (InhA) PDB – 4TZK 和肽去甲酰基酶 PDB – 3E3U活性位点的推定结合位置。生成并分析了适合其中一种活性化合物10A12的单晶,以进一步确认化合物的结构。