Konu "1,2,4-triazole" için WoS İndeksli Yayınlar Koleksiyonu listeleme
Toplam kayıt 19, listelenen: 1-19
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Conventional and microwave irradiated synthesis, biological activity evaluation of highly substituted indole-triazole hybrids
(Elsevier, 2022)In the present study, a series of new indole-3-carbaldehyde embedded triazole derivatives have been synthesized. 4-{[(1E)-1H-indol-3-ylmethylidene]amino}-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (2) were converted to ... -
Conventional and microwave-assisted synthesis of novel 1,2,4-triazole derivatives containing tryptamine skeleton and evaluation of antimicrobial activity
(Bentham Science Publishing, 2021)1,2,4-Triazole-3-one (3) obtained from tryptamine was transformed to the corresponding carbox(thio)amides via several steps (6a-d). Their reaction with sodium hydroxide performed the 1,2,4triazole derivatives (7a-d). ... -
Design and microwave-assisted synthesis of a novel Mannich base and conazole derivatives and their biological assessment
(Walter de Gruyter, 2021)4-Amino-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (1) was converted to the corresponding Schiff base (2) by treatment with salicylaldehyde. 1,2,4-Triazoles were then converted to the corresponding Mannich bases containing ... -
Design and microwave-assisted synthesis of a novel Mannich base and conazole derivatives and their biological assessment
(Walter de Gruyter, 2021)4-Amino-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (1) was converted to the corresponding Schiff base (2) by treatment with salicylaldehyde. 1,2,4-Triazoles were then converted to the corresponding Mannich bases containing ... -
Determination of the pKa value of some 1,2,4-triazol derivatives in forty seven different solvents using semi-empirical quantum methods (PM7, PM6, PM6-DH2, RM1, PM3, AM1, and MNDO) by MOPAC computer program
(Ovidius University Press, 2023)In this study, we calculated the enthalpy (?H, kcal/mol), entropy (?S, cal/K.mol) and free energy (?G, kcal/mol) thermodynamic values of each molecule for forty-seven different solvent media according to semi-empirical ... -
Experimental and theoretical studies of 4-[(4-methyl-5-phenyl-4h1,2,4-tiıazol-3-yl)sulfanyl]benzene-1,2-dicarbonitrile
(Soc Chemists Technologists Madeconia, 2016)In this study, 4-[(4-methy1-5-pheny1-4H-1,2,4-triazol-3-yl)sulfanyl]benzene-1,2-dicarbonitrile was synthesized and its molecular structure was characterized by means of FT-IR. and X-ray diffraction methods. the crystal is ... -
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 ... -
Microwave-assisted and conventional synthesis of novel antimicrobial 1,2,4-triazole derivatives containing nalidixic acid skeleton
(Walter de Gruyter Gmbh, 2016)Carbothioamides 4a,b, obtained from nalidixic acid, were converted to the corresponding 1,3-thiazolidine derivatives 5a,b by cyclocondensation with 2-bromo-1-(4-chlorophenyl) ethanone. Treatment of 4a,b with base afforded ... -
Microwave-promoted synthesis and biological activity of some 2-hetarylmethyl-4-(4-hetarylphenyl)-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one derivatives
(Springer, 2015)A series of fused and non-fused 1,2,4-triazole derivatives were prepared starting from ethyl 4-[1-(2-ethoxy-2-oxoethyl)-3-methyl-5-oxo-1,5-dihydro-4H-1,2,4-triazol-4-yl]benzoate. Firstly, both ethyl ester groups were ... -
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 ... -
Piperazine-azole-fluoroquinolone hybrids: Conventional and microwave irradiated synthesis, biological activity screening and molecular docking studies
(Academic Press Inc Elsevier Science, 2019)A series of new 1,2,4-triazole and 1,3,4-oxadiazole derivatives was obtained via several steps sequential reactions of phenyl piperazine. Then, these compounds were converted to the corresponding fluoroquinolone hybrids ... -
Structure-based hybridization, microwave prompted synthesis and biological evaluation of novel 4-(2-fluoro-4-nitrophenyl)morpholine derivatives
(Bentham Science Publ Ltd, 2018)1,3,4-oxadiazole-2-thiole 6 was obtained from 4-(2-fluoro-4-nitrophenyl)morpholine (2) by the reduction of its nitro group and the sequential treatment of the resulting amine with ethyl bro-moacetate, hydrazine hydrate, ... -
Synthesis and antimicrobial activity of some new triazole bridged benzimidazole substituted phthalonitrile and phthalocyanines
(Editura Acad Romane, 2018)In this study, some new phthalonitriles and metallophthalocyanines (Zn, Ni, Co, and Cu) containing triazole bridged benzimidazole moieties were synthesized starting from 2-(3-methylbenzyl)-1H-benzimidazole Newly synthesized ... -
Synthesis and glutathione reductase inhibitory properties of 5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one's aryl Schiff base derivatives
(Wiley-V C H Verlag Gmbh, 2018)Glutathione reductase (GR) is responsible for the existence of the reduced glutathione (GSH) molecule, a crucial antioxidant against oxidative stress reagents. the antimalarial activities of some redox active compounds are ... -
Synthesis and study of alpha-glucosidase inhibitory, antimicrobial and antioxidant activities of some benzimidazole derivatives containing triazole, thiadiazole, oxadiazole, and morpholine rings
(Springer, 2015)A new series of 2-(4-bromobenzyl)- and 2-(4-fluorobenzyl)-1H-benzimidazole derivatives containing 1,2,4-triazole, 1,3,4-thiadiazole, 1,3,4-oxadiazole, and morpholine rings has been synthesized. the structures of the newly ... -
Synthesis and study of antitumor activity of some new 2-(4-methoxybenzyl)-1h-benzimidazole derivatives bearing triazole, oxadiazole and ethanol moiety
(Editura Acad Romane, 2016)A series of novel 1,2-disubstituted benzimidazole derivatives containing hydrazinecarbothioamide (7a-c), 1,2,4-triazole (8a-c) and 1,3,4-oxadiazole (5) moiety were synthesized starting from 2-(4-methoxybenzyl)-1H-benzimidazole. ... -
Synthesis of some new hybride molecules containing several azole moieties and investigation of their biological activities
(Maik Nauka/Interperiodica/Springer, 2014)1,2,4-Triazole-3-one prepared from tryptamine was converted to the corresponding carbothioamides by several steps. Their treatment with ethyl bromoacetate or 4-chlorophenacyl bromide produced the corresponding 5-oxo-1,3- ... -
Synthesis, antioxidant and antiurease activities of some new 5,6-dichloro-2-(4-fluorobenzyl)-1H-benzimidazolle derivatives containing furan, oxadiazole, triazole and thiadiazole moieties
(Bentham Science Publ Ltd, 2019)Background: Benzimidazoles and its derivatives have been attracting interest for many years because of their biological activities. Benzimidazoles containing different heterocyclic moieties have wide range of biological ... -
Synthesis, characterization, electrochemical and spectroelectrochemical properties of novel peripherally tetra-1,2,4-triazole substituted phthalocyanines
(Elsevier Science Sa, 2016)The synthesis and characterization of novel 1,2,4-triazole derivative (3), nitrile compound (5) and peripherally tetra 1,2,4-triazole substituted metal-free (6), zinc(II) (7), nickel(II) (8), cobalt(II) (7), lead(II) (9) ...