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SYNTHESIS AND ANTIMICROBIAL STUDY OF NEW BENZIMIDAZOLE SCHIFF BASES BEARING P-TOLUENE SULFONAMIDE MOIETY       
Yazarlar
Doç. Dr. Turgay TUNÇ Doç. Dr. Turgay TUNÇ
Kırşehir Ahi Evran Üniversitesi, Türkiye
Özet
Three new Schiff bases bearing benzimidazole and p-toluen sulfonamide moiety were synthesized. Their structures were characterized by elemental analysis, FTIR, NMR and LCMS methods. The antimicrobial properties of the compounds were also evaluated. All compounds exhibit higher antimicrobial activity against all bacteria, Schiff bases (4a-4c) shows more activity than the parent aldehyde (3). 4c displays higher antibacterial activity against P. aeruginosa compare to reference drug Sulfioxazole. The compounds were found more potent against Gram-negative than Gram positive bacteria. One more free phenyl group increase the activity in 4c, but one more phenyl ring in 4b does not.ln vitro antifungal activity of the compounds was also tested on fungi C. albicans C. tropicalis and C. krusei. However, our compounds exhibit no antifungal activity against three fungi.
Anahtar Kelimeler
Antimicrobial activity | Benzimidazole | Schiff bases
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı JOURNAL OF THE CHILEAN CHEMICAL SOCIETY
Dergi ISSN 0717-9707
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q4
Makale Dili İngilizce
Basım Tarihi 12-2019
Cilt No 64
Sayı 4
Sayfalar 4590 / 4592
Doi Numarası 10.4067/S0717-97072019000404590