Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold

A new imidazole-2-thione fused furazan biheterocyclic group was synthesized and its biological activity was investigated. Nitrogen rich heterocycles, imidazole-2-thione and 1,2,5-oxadiazole (furazan) have been conveni ently fused. To accomplish this, we have improved a new strategy that silica gel s...

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Main Authors: Gülşah Kurt, Fatih Sevgi
Format: Article
Language:English
Published: Düzce University 2022-01-01
Series:Düzce Üniversitesi Bilim ve Teknoloji Dergisi
Subjects:
Online Access:https://dergipark.org.tr/tr/download/article-file/1578760
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author Gülşah Kurt
Fatih Sevgi
author_facet Gülşah Kurt
Fatih Sevgi
author_sort Gülşah Kurt
collection DOAJ
description A new imidazole-2-thione fused furazan biheterocyclic group was synthesized and its biological activity was investigated. Nitrogen rich heterocycles, imidazole-2-thione and 1,2,5-oxadiazole (furazan) have been conveni ently fused. To accomplish this, we have improved a new strategy that silica gel supported solvent free micro wave dehydration of vicinal dioximes. The target furazan "N,N’-diphenyl-4H-imidazo[4,5-c]furazan-5(6H) –thio ne" [II] (DFTFrz) was obtained from (4E,5Z)-4,5-bis(hydroxyimino)-N,N’-diphenylimidazolidine-2-thione [I] (DFTD) with acceptable yield and characterized by LC-MS/MS, FT-IR and NMR spectroscopy. The biological evaluation of the obtained thiourea furazan and its precursor dioxime were investigated by antibacterial effect studies using broth microdilution and disc diffusion methods. It was observed that thioure furazan was more effective on the tested pathogenic bacteria than its precursor dioxime. The compounds did not show any effect on gram negative bacteria, while they exhibited a moderate effect on gram positive bacteria, especially Staphylococcus spp.
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spelling doaj.art-7d52001695a24fe18c87f2a7b65dd8e72024-02-21T14:07:31ZengDüzce UniversityDüzce Üniversitesi Bilim ve Teknoloji Dergisi2148-24462022-01-01101142610.29130/dubited.88066797Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic ScaffoldGülşah Kurt0Fatih Sevgi1AKSARAY ÜNİVERSİTESİSELÇUK ÜNİVERSİTESİA new imidazole-2-thione fused furazan biheterocyclic group was synthesized and its biological activity was investigated. Nitrogen rich heterocycles, imidazole-2-thione and 1,2,5-oxadiazole (furazan) have been conveni ently fused. To accomplish this, we have improved a new strategy that silica gel supported solvent free micro wave dehydration of vicinal dioximes. The target furazan "N,N’-diphenyl-4H-imidazo[4,5-c]furazan-5(6H) –thio ne" [II] (DFTFrz) was obtained from (4E,5Z)-4,5-bis(hydroxyimino)-N,N’-diphenylimidazolidine-2-thione [I] (DFTD) with acceptable yield and characterized by LC-MS/MS, FT-IR and NMR spectroscopy. The biological evaluation of the obtained thiourea furazan and its precursor dioxime were investigated by antibacterial effect studies using broth microdilution and disc diffusion methods. It was observed that thioure furazan was more effective on the tested pathogenic bacteria than its precursor dioxime. The compounds did not show any effect on gram negative bacteria, while they exhibited a moderate effect on gram positive bacteria, especially Staphylococcus spp.https://dergipark.org.tr/tr/download/article-file/1578760tiyoürefurazanimidazol-2-tiyoni̇kili heterohalkaantibakteriyelthioureafurazanimidazole-2-thionebiheterocyclicantibacterial
spellingShingle Gülşah Kurt
Fatih Sevgi
Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
Düzce Üniversitesi Bilim ve Teknoloji Dergisi
tiyoüre
furazan
imidazol-2-tiyon
i̇kili heterohalka
antibakteriyel
thiourea
furazan
imidazole-2-thione
biheterocyclic
antibacterial
title Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
title_full Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
title_fullStr Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
title_full_unstemmed Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
title_short Synthesis and Biological Evaluation of Imidazole-2-thione Fused Furazan as a New Biheterocyclic Scaffold
title_sort synthesis and biological evaluation of imidazole 2 thione fused furazan as a new biheterocyclic scaffold
topic tiyoüre
furazan
imidazol-2-tiyon
i̇kili heterohalka
antibakteriyel
thiourea
furazan
imidazole-2-thione
biheterocyclic
antibacterial
url https://dergipark.org.tr/tr/download/article-file/1578760
work_keys_str_mv AT gulsahkurt synthesisandbiologicalevaluationofimidazole2thionefusedfurazanasanewbiheterocyclicscaffold
AT fatihsevgi synthesisandbiologicalevaluationofimidazole2thionefusedfurazanasanewbiheterocyclicscaffold