scholarly journals Design,Synthesis,Fungicidal Activity and Docking Study of Acyl Thiourea Derivatives Containing Pyrazole Moiety

2017 ◽  
Vol 37 (10) ◽  
pp. 2710
Author(s):  
Nabo Sun ◽  
Zhonghua Shen ◽  
Zhiwen Zhai ◽  
Liang Han ◽  
Jianquan Weng ◽  
...  
2017 ◽  
Vol 37 (8) ◽  
pp. 2044 ◽  
Author(s):  
Nabo Sun ◽  
Zhonghu Shen ◽  
Zhiwen Zhai ◽  
Hongke Wu ◽  
Jianquan Weng ◽  
...  

2019 ◽  
Author(s):  
Duraid H Al-Amily ◽  
Mohammed H Mohammed

Histone deacetylase inhibitors with zinc binding groups often exhibit drawbacks like non-selectivity or toxic effects. Thus, there are continuous efforts to modify the currently available inhibitors or to discover new derivatives to overcome these problems. One approach is to synthesize new compounds with novel zinc binding groups. The present study describes the utilization of acyl thiourea functionality, known to possess the ability to complex with metals, to be a novel zinc binding group incorporated into the designed histone deacetylase inhibitors. N-adipoyl monoanilide thiourea (4) and N-pimeloyl monoanilide thiourea (5) have been synthesized and characterized successfully. They showed good cytotoxicity against cancer cells with low cytotoxicity against normal cells. Their binding mode to the active site of histone deacetylases have been studied by docking study.


2019 ◽  
Vol 16 (5) ◽  
pp. 512-521 ◽  
Author(s):  
Nidhi Rani ◽  
Randhir Singh

Background: A series of novel substituted 2-mercaptoimidazoles was synthesised efficiently and in high yields using one-pot synthesis from m-hydroxyacetophenones. Methods: The structures of the newly synthesized compounds were established, their molecular activity was investigated against some bacteria and fungi were further validated using molecular docking study. Results: Reaction of o-hydroxyphenacylbromide (2) with substituted aniline and KSCN, in the presence of catalyst p-toluene sulfonic acid afforded 4(a-r) in good yield. The structure of compounds (4a-r) was confirmed by IR, NMR and MS. Conclusion: The compounds exhibited excellent antimicrobial potency against the tested microorganism.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Fariba Peytam ◽  
Ghazaleh Takalloobanafshi ◽  
Toktam Saadattalab ◽  
Maryam Norouzbahari ◽  
Zahra Emamgholipour ◽  
...  

AbstractIn an attempt to find novel, potent α-glucosidase inhibitors, a library of poly-substituted 3-amino-2,4-diarylbenzo[4,5]imidazo[1,2-a]pyrimidines 3a–ag have been synthesized through heating a mixture of 2-aminobenzimidazoles 1 and α-azidochalcone 2 under the mild conditions. This efficient, facile protocol has been resulted into the desirable compounds with a wide substrate scope in good to excellent yields. Afterwards, their inhibitory activities against yeast α-glucosidase enzyme were investigated. Showing IC50 values ranging from 16.4 ± 0.36 µM to 297.0 ± 1.2 µM confirmed their excellent potency to inhibit α-glucosidase which encouraged us to perform further studies on α-glucosidase enzymes obtained from rat as a mammal source. Among various synthesized 3-amino-2,4-diarylbenzo[4,5]imidazo[1,2-a]pyrimidines, compound 3k exhibited the highest potency against both Saccharomyces cerevisiae α-glucosidase (IC50 = 16.4 ± 0.36 μM) and rat small intestine α-glucosidase (IC50 = 45.0 ± 8.2 μM). Moreover, the role of amine moiety on the observed activity was studied through substituting with chlorine and hydrogen resulted into a considerable deterioration on the inhibitory activity. Kinetic study and molecular docking study have confirmed the in-vitro results.


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