Başlık için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 1429, listelenen: 1273-1292
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Synthesis of 1,2,4-Triazole derivatives and determination of protonation constant
(2009)A microwave irradiation method has been developed for the synhesis of some 1,2,4-triazole derivatives using environmentally benign solvent ethanol in open vessels. Twelve 1,2,4-triazole derivatives were synthesized in good ... -
Synthesis of 4-Amino-4,5-dihydro-1H-1,2,4-triazole-5-ones and their Isatin-3-imine Derivatives
(MDPI, ST ALBAN-ANLAGE 66, 2005)Iminoester hidroklorürler 1 sentezlenmiştir. Bu bileşikler daha sonra ester etoksikarbonil hidrazonlar 2'ye dönüştürüldü ve bunlardan sırasıyla yeni bir ikame edilmiş 4-amino-4,5-dihidro-lH-1,2,4-triazol-5-onlar, 3 serisi ... -
Synthesis of 5-methyl-2,4-dihydro-3H-1,2,4-triazole-3-one's aryl Schiff base derivatives and investigation of carbonic anhydrase and cholinesterase (AChE, BuChE) inhibitory properties
(Academic Press Inc Elsevier Science, 2019)Carbonic anhydrase enzymes (EC 4.2.1.1, CAs) are metalloenzyme families that catalyze the rapid conversion of H2O and CO2 to HCO3- and H+. CAs are found in different tissues where they participate in various significant ... -
Synthesis of Benzimidazole derivatives containing Schiff base exhibiting antiurease activities
(Sivas Cumhuriyet Üniversitesi, 2021)In this study some novel Schiff bases derivatives of benzimidazole containing thiophene ring were designed and synthesized by using various aldehydes. Seven different aromatic aldehydes with various side groups were used ... -
Synthesis of benzimidazoles containing piperazine ring as potential therapeutic agents against diabetes mellitus and antioxidant activities
(Elsevier, 2024)We synthesized a novel 6-(4-substitue-piperazin-1-yl)-2-aryl-1H-benzimidazole derivatives starting from 5-(4-substitue-piperazin-1-yl)-2-nitroaniline with different aldehydes. A quick "onepot" nitro reductive cyclization ... -
Synthesis of eperezolid-like molecules and evaluation of their antimicrobial activities
(Springer Link, 2012)3-Fluoro-4-(4-phenylpiperazin-l-yl)aniline (II) prepared from 3,4-difluoro nitrobenzene was converted to the corresponding Schiff bases (III) and (IV) by treatment with 4-methoxybenzaldehyde and indol-3-carbaldehyde, ... -
Synthesis of hydroxy benzoin/benzil analogs and investigation of their antioxidant, antimicrobial, enzyme inhibition, and cytotoxic activities
(Scientific Technical Research Council Turkey - TUBİTAK, 2021)In this study, hydroxy benzoin (1-7), benzil (8-14), and benzoin/benzil-O-beta-D-glucosides (15-25) were synthesized to investigate their biological activities. An efficient method for synthesizing hydroxy benzoin compounds ... -
Synthesis of methyl (E)-2′,4″-thiazachalcones and their N-alkyl derivatives, photochemistry with theoretical calculations and antimicrobial activities
(TUBİTAK, 2009)A series of 9 new (E) -thiazachalcones (1-3), and their N -alkyl substituted derivatives (4-6), and stereoselective dimerization products (7-9) were synthesized, then tested for antimicrobial activity against all test ... -
Synthesis of new coumarin containing benzimidazole derivatives
(Science Reviews 2000 Ltd, 2015)This study describes the synthesis of a new series of benzimidazoles that contain a coumarin moiety. the high yielding synthetic reaction was between hydrazide derivatives of benzimidazoles and 3-(1H-benzotriazol-1-ylcar ... -
Synthesis of new coumarin-C-3 benzimidazole hybrids and their urease inhibition studies
(Bentham Science Publications, 2023)A novel series of coumarin-benzimidazole hybrids were designed, synthesized, and extensively characterized using spectral data, including FT-IR, H-1-NMR, and C-13-NMR. Weatherburn's method was used to test new compounds' ... -
Synthesis of new fluorine-containing 1,2,4-triazole-5-on derivatives with their anti-urease, anti-xanthine oxidase and antıoxidant activities
(Editura Acad Romane, 2016)Acetohydrazide derivatives (3a, b) were obtained starting from 3-(2 or 4-fluorobenzyl)-4-amino-4,5-dihydro-1H-1,2,4-triazole-5-one (la, b) by two steps. Compounds 3a, b were converted to the corresponding methylideneacetohydrazide ... -
Synthesis of new perimidine derivatives from the reaction of 1,8-diaminonapthalene with iminoester hydrochlorides
(Science Reviews 2000 Ltd, 2013)An alternative procedure is described for the synthesis of 2-substituted perimidines involving the reaction of 1,8-diaminonapthalene with iminoester hydrochlorides of substituted phenylacetic acids under microwave irradiation. ... -
Synthesis of nonperipherally tetra-[5-(diethylamino)-2-formylphenoxy] substituted metallophthalocyanines and their electrochemistry
(TUBITAK, 2021)3-[5-(diethylamino)-2-formylphenoxy]phthalonitrile (n-TY-CN), metallophthalocyanines n-TY-Co, n-TY-Cu, and n-TY-Mn bearing [5-(diethylamino)-2-formylphenoxy] groups at nonperipheral positions were prepared for the first ... -
Synthesis of novel 2,3-disubstituted quinazolin-4(3H)-one derivatives containing hydrazone skeleton as potent urease inhibitors and their antimicrobial activities
(Wiley, 2019)A new series of quinazolinones containing hydrazone moiety were synthesized, and their inhibitory activities on urease were assessed in vitro. Most of the compounds exhibited potent urease inhibitory activity. Among the ... -
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 ... -
Synthesis of novel antipyrine-azole-S-alkyl derivatives antimicrobial activity, molecular docking, and computational studies
(Elsevier, 2022)In this investigation, we synthesized the newly antipyrine-azole-S-alkyl and their reduction derivatives that were screened for their antimicrobial activity and compared them with molecular docking and computational Studies. ... -
Synthesis of novel Azol-beta-lactam derivatives starting from phenyl piperazine and investigation of their antiurease activity and antioxidant capacity comparing with their molecular docking studies
(Elsevier Science Bv, 2019)This study reports the synthesis, biological investigation and molecular docking of novel beta-lactam derivatives bearing 1,3,4-thiadiazole and 1,3,4-oxadiazole ring system. the synthesized compounds were evaluated for in ... -
Synthesis of novel pyrazolines, their boron-fluorine complexes, and investigation of antibacterial, antioxidant, and enzyme inhibition activities
(Wiley-V C H Verlag Gmbh, 2017)3,5-disubstituted-2-pyrazoline derivatives (4-6), their boron-fluorine complexes (boron (3-(2'-aminophenyl), 5-(2'-/3'-/4'-pyridyl) pyrazoline, BOAPPY) (7-9) and boron 1,2'-diazaflavone complex (BODAF) (11) were synthesized ... -
Synthesis of novel symmetrical 1,4-disubstituted 1,2,3-bistriazole derivatives via 'click chemistry' and their biological evaluation
(Mdpi, 2016)A series of symmetric bis-1,2,3-triazole compounds 2-5(a-f) were synthesized as potential antioxidant agents via click chemistry. Their structures were confirmed by H-1-NMR and C-13-NMR. All of the synthesized compounds ... -
Synthesis of novel tetra-substituted benzimidazole compounds containing certain heterostructures with antioxidant and anti-urease activities
(Wiley, 2020)A new series of 5,6-dimethyl-2-phenyl-1H-benzimidazole derivatives was synthesized. the antioxidant activities of the synthesized compounds were determined according to the cupric reducing antioxidant capacity (CUPRAC), ...
