Potential antimicrobial agents from triazole-functionalized 2H-benzo[b] [1,4]oxazin-3(4H)-ones

被引:23
作者
Bollu, Rajitha [1 ]
Banu, Saleha [1 ]
Bantu, Rajashaker [1 ]
Reddy, A. Gopi [1 ]
Nagarapu, Lingaiah [1 ]
Sirisha, K. [2 ]
Kumar, C. Ganesh [2 ]
Gunda, Shravan Kumar [3 ]
Shaik, Kamal [3 ]
机构
[1] Indian Inst Chem Technol, Organ Chem Div CPC 2, CSIR, Hyderabad 500007, Telangana, India
[2] Indian Inst Chem Technol, CSIR, Med Chem & Biotechnol Div MCB, Hyderabad 500007, Andhra Prades, India
[3] Osmania Univ, Dept Bot, Bioinformat Wing, Mycol & Plant Pathol Lab, Hyderabad 500007, Andhra Prades, India
关键词
1,4-Benzoxazine; 1,2,3 Triazoles; Antimicrobial activity; Molecular docking; Dehydrosqualene synthase; STAPHYLOCOCCUS-AUREUS; BACTERIAL-RESISTANCE; BENZOXAZOLINONE; 1,2,3-TRIAZOLES; TUBERCULOSIS; DESTRUCTION; DERIVATIVES; MECHANISMS; INHIBITORS; DISCOVERY;
D O I
10.1016/j.bmcl.2017.10.061
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
A series of substituted triazole functionalized 2H-benzo[b][1,4] oxazin-3(4H)-ones were synthesized by employing click chemistry and further characterized based on H-1 NMR, C-13 NMR, IR and mass spectral studies. All the synthesized derivatives were screened for their in vitro antimicrobial activities. Further, molecular docking studies were accomplished to explore the binding interactions between 1,2,3-triazol-4-yl-2H-benzo[b][1,4] oxazin-3(4H)-one and the active site of Staphylococcus aureus (CrtM) dehydrosqualene synthase (PDB ID: 2ZCS). These docking studies revealed that the synthesized derivatives showed high binding energies and strong H-bond interactions with the dehydrosqualene synthase validating the observed antimicrobial activity data. Based on antimicrobial activity and docking studies, the compounds 9c, 9d and 9e were identified as promising antimicrobial leads. (C) 2017 Elsevier Ltd. All rights reserved.
引用
收藏
页码:5158 / 5162
页数:5
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