Microwave synthesis, characterization and bio-efficacy evaluation of novel chalcone based 6-carbethoxy-2-cyclohexen-1-one and 2H-indazol-3-ol derivatives
作者:N.A. Shakil、Manish K. Singh、M. Sathiyendiran、J. Kumar、Jasdeep C. Padaria
DOI:10.1016/j.ejmech.2012.10.038
日期:2013.1
chalcones. Whereas, all the Indazole derivatives showed very good anti-oxidant activity and some were also found to be active as anti-bacterial agent. Among the screened compounds, 15 was found to be most active as anti-fungal agent (against Rhizoctonia solani, LC50 = 2.36 μg mL−1), 15b was found to be most active anti-bacterial agent (against Klebsiella pneumonia, MIC = 24.68 μg mL−1) and 14b emerged
合成了基于查尔酮的新型6-乙氧基-2-环己烯-1-酮和2H-吲哚-3-醇衍生物,并使用诸如IR,1 H NMR,13 C NMR,COSY,DEPT和GC-MS等光谱技术对其进行了表征。筛选所有这些化合物的抗真菌,抗细菌和抗氧化活性。通常,环己烯酮衍生物显示出比亲代查尔酮更好的抗真菌和抗菌活性。然而,所有的吲唑衍生物均显示出非常好的抗氧化活性,并且还发现一些具有抗菌活性。在筛选出的化合物中,发现有15种最有效作为抗真菌剂(相对于立枯丝核菌,LC 50 = 2.36μgmL -1),发现15b是最具活性的抗菌剂(针对肺炎克雷伯菌,MIC = 24.68μgmL -1),而14b则是最具活性的抗氧化剂(IC 50 = 19.81μgmL -1)。