Design, synthesis and docking studies of novel thiazole derivatives incorporating pyridine moiety and assessment as antimicrobial agents

A novel series of substituted 4,6-dimethyl-2-oxo-1-(thiazol-2-ylamino)-1,2-dihydropyridine-3-carbonitrile derivatives 6 , 9 , 13 , 15 , and 17 was synthesized in a good to excellent yield from the reaction of 1-(3-cyano-4,6-dimethyl-2-oxopyridin-1(2 H )-yl)thiourea with 2-oxo- N '-arylpropanehy...

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Bibliographic Details
Published in:Scientific reports Vol. 11; no. 1; pp. 7846 - 10
Main Authors: Khidre, Rizk E., Radini, Ibrahim Ali M.
Format: Journal Article
Language:English
Published: London Nature Publishing Group UK 12.04.2021
Nature Publishing Group
Nature Portfolio
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ISSN:2045-2322, 2045-2322
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Summary:A novel series of substituted 4,6-dimethyl-2-oxo-1-(thiazol-2-ylamino)-1,2-dihydropyridine-3-carbonitrile derivatives 6 , 9 , 13 , 15 , and 17 was synthesized in a good to excellent yield from the reaction of 1-(3-cyano-4,6-dimethyl-2-oxopyridin-1(2 H )-yl)thiourea with 2-oxo- N '-arylpropanehydrazonoyl chloride, chloroacetone, α -bromoketones, ethyl chloroacetate, and 2,3-dichloroquinoxaline, respectively. The potential DNA gyrase inhibitory activity was examined using in silico molecular docking simulation. The novel thiazoles exhibit dock score values between − 6.4 and − 9.2 kcal/mol and they were screened for their antimicrobial activities. Compound 13a shown good antibacterial activities with MIC ranged from 93.7–46.9 μg/mL, in addition, it shown good antifungal activities with MIC ranged from 7.8 and 5.8 μg/mL.
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ISSN:2045-2322
2045-2322
DOI:10.1038/s41598-021-86424-7