Ara
Toplam kayıt 24, listelenen: 11-20
Microwave assisted synthesis and antimicrobial activity evaluation of new heterofunctionalized norfloxacine derivatives
(Bentham Science Publ Ltd, 2016)
The synthesis of new hybrid compounds containing several heterocyclic groups namely norfloxacine, 1,2,4-triazole, 1,3,4-oxadiazole, piperazine, morpholine, thiomorpholine, 1,3,4-thiadiazole etc. was performed by conventional ...
Novel microwave assisted synthesis and antimicrobial activity of new quinolone-hybrids
(Bentham Science Publ Ltd, 2016)
Background: Carbo(thio)amid derivatives 4a, 4b were obtained starting from nalidixic acid in three steps. the acidic treatment of compound 4a generated the corresponding 1,3,4-oxadiazole (5), while the compound 4a gave ...
Novel imidazo[2,1-b] [1,3,4]thiadiazole (ITD) hybrid compounds: Design, synthesis, efficient antibacterial activity and antioxidant effects
(Academic Press Inc Elsevier Science, 2019)
In this study, novel imidazo[2,1-b] [1,3,4]thiadiazole (ITD) compounds were synthesized and their antimicrobial and antioxidant capacity was examined. the C-2 position of the ITD structure was fixed with the 3,4-hydroxybenzene ...
Synthesis of novel antipyrine derivatives possessing remarkable antimicrobial activities
(Wiley-V C H Verlag Gmbh, 2019)
In this study, new triazole, thiazole, oxazole and Mannich bases were synthesized starting from antipyrine. All the newly synthesized compounds were screened for their antimicrobial activities against some test microorganisms ...
Cyclization of some carbothioamide derivatives containing antipyrine and triazole moieties and investigation of their antimicrobial activities
(Elsevier, 2010)
Acetohydrazide derivative containing both antipyrine and triazole nuclei (5) was obtained starting from ethyl hydrazinecarboxylate derivative (2) and 4-aminoantipyrine (1) by three steps. The treatment of compound 5 with ...
Phenylenediamine, salicylic acid, stoichiometry, formation constant, speplot, metal complexes
(2011)
The present work describes the chemical composition and antimicrobial activity of the essential oil of Campanula olympica Boiss. which was isolated from the all parts of the plant by hydrodistillation and analyzed by GC-FID ...
Antimicrobial activity and volatile constituents of omphalodes cappadocica (Willd.) DC.
(2011)
The composition of the essential oil isolated by hydrodistillation from Omphalodes cappadocica (Willd.) DC. (Boraginaceae) collected from 'Of', a town in Trabzon, was determined by GC-FID and GC-MS. Sixty components were ...
Synthesis and biological activity studies of new hybrid molecules containing tryptamine moiety
(Springer, 2012)
The synthesis of N?-(4-substitutedphenylsulfonyl)-2-{4-[2-(1H-indol- yl)ethyl]-3-(4-chlorobenzyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl} acetohydrazides (3a-c), 2-{4-[2-(1H-indol-3-yl)ethyl]-3-(4-chlorobenzyl)-5-oxo- ...
Antimicrobial activity and chemical composition of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek
(RTEÜ, Fen - Edebiyat Fakültesi, Biyoloji Bölümü, 2012)
The volatile components of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek was analyzed by GC and GCMS. Forty-eight compounds representing 89.0 % of the total oil were characterized and the ...
Composition and antimicrobial activity of essential oil from the flower of Rhododendron luteum Sweet
(Chemical Publishing Co., 2012)
Essential oil from air-dried flower of Rhododendron luteum Sweet (Ericaceae), was obtained by hydrodistillation in a Clevenger-type apparatus and analyzed by GC-MS and GC-FID. Sixty-four components were identified in the ...