Факултет техничких наука: Recent submissions
Prikaz rezultata 41-60 od 131
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Synthesis, characterization and antimicrobial activity of novel 3-ferrocenyl-2-pyrazolyl-1,3-thiazolidin-4-ones
(Polyhedron, 2018-11)A new series of ferrocene-containing thiazolylpyrazoles – 3-ferrocenyl-2-pyrazolyl-1,3-thiazolidin-4-ones have been synthesized using convenient one-pot three component condensation. Twelve newly synthesized compounds were ... -
Synthesis of novel ferrocene-containing 1,3-thiazinan-2-imines: One-pot reaction promoted by ultrasound irradiation
(Tetrahedron Letters, 2018-09)A simple one-pot synthesis of new ferrocene-containing 1,3-thiazinan-2-imines from 3-arylamino-1-ferrocenylpropan-1-ols and phenyl isothiocyanate has been developed. The key intermediate β-hydroxy thioureas were generated ... -
Synthesis, characterization, antioxidant and antimicrobial activity of novel 5-arylidene-2-ferrocenyl-1,3-thiazolidin-4-ones
(Journal of Organometallic Chemistry, 2018-08)Synthesis of twenty novel 5-arylidene-2-ferrocenyl-1,3-thiazolidin-4-ones has been achieved in good to excellent yields by the Knoevenagel condensation of 2-ferrocenyl-1,3-thiazolidin-4-ones with aromatic aldehydes. The ... -
Acryloylferrocene as a convenient precursor of tetrahydropyrazolopyrazolones: [3+2] cycloaddition with N,N′-Cyclic azomethine imines
(Journal of Organometallic Chemistry, 2018-04)AlCl3-Catalyzed [3 + 2] dipolar cycloaddition of the N,N′-cyclic azomethine imines to the acryloylferrocene enabling access to the series of 5-substituted 6-ferrocenoyl tetrahydropyrazolo [1,2-a]pyrazol-1(5H)-ones. This ... -
Synthesis, structural and electrochemical characterization of novel 1,3-ketoureas bearing a ferrocenyl group
(Polyhedron, 2018-02)Twenty-two novel 1,3-ketourea derivatives bearing ferrocene moiety were synthesized in good-to-excellent yields (up to 99%) via simple and efficient protocol. This solvent- and catalyst-free synthesis was achieved by ... -
Ferrocene-containing tetrahydropyrazolopyrazolones: Antioxidant and antimicrobial activity
(Journal of Inorganic Biochemistry, 2018-12)A series of ferrocenes which contain dinitrogen-fused pyrazolidinone ring were synthesized from acryloylferrocene (4) and N,N′‑cyclic azomethine imines (3). Novel 5‑aryl‑6‑ferrocenoyltetrahydropyrazolo[1,2‑a]pyrazol‑1(5H)-ones ... -
Design and synthesis of novel ferrocene-quinoline conjugates and evaluation of their electrochemical and antiplasmodium properties
(European Journal of Medicinal Chemistry, 2020-02)The tropical disease malaria is responsible for more than 400,000 deaths annually, especially in Southeast Asia and Africa. Although the number of malaria cases is declining, there still is an urgent need for novel ... -
New Shape Function for the Bending Analysis of Functionally Graded Plate
(Materials, 2018-11)The bending analysis of thick and moderately thick functionally graded square and rectangular plates as well as plates on Winkler–Pasternak elastic foundation subjected to sinusoidal transverse load is presented in this ... -
Potential of adaptive neuro-fuzzy methodology for investigation of heat transfer enhancement of a minichannel heat sink
(Physica A: Statistical Mechanics and its Applications, 2019-06)In this paper, the potential of adaptive neuro fuzzy inference system (ANFIS) was appraised for investigation of thermal performances of a minichannel heat sink for cooling of electronics using nanofluid coolant instead ... -
Network simulation tools and spectral graph theory in teaching computer network
(Computer Applications in Engineering Education,, 2018-06)In this work, we described software surrounding's for protocol analysis and learning about computer networks by using spectral graph theory. Software surrounding's consists of the computer network simulators and software ... -
Characteristics of a doubly-fed asynchronous generator applied in wind turbines
(Ekonomika Poljoprivrede, 2018-01)A mathematical model of a doubly-fed asynchronous generator is defined in the paper, using spatial vector theory, in relation to the reference axis associated with the stator. Expressions for characteristic quantities ... -
Numerical investigation on the convective heat transfer in a spiral coil with radiant heating
The objective of this study was to numerically investigate the heat transfer in spiral coil tube in the laminar, transitional, and turbulent flow regimes. The Archimedean spiral coil was exposed to radiant heating and ... -
Thermal and exergetic investigation of a solar dish collector operating with mono and hybrid nanofluids
(Thermal Science, 2018)The use of solar dish thermal collectors is a promising choice for designing sustainable energy systems. The use of nanofluids is a new way for enhancing the thermal performance of solar collectors because of their improved ... -
Techno-economic optimization of configuration and capacity of a polygeneration system for the energy demands of a public swimming pool building
(Thermal Science, 2018)A polygeneration system is an energy system capable of providing multiple energy outputs to meet local demands, by application of high process integration. In this paper, optimal configuration and capacity of a polygeneration ... -
New Ecological Industrial Synthesis of Alkyl Thionocarbamate from Isopropyl Dixanthogenate
(Lecture Notes in Networks and Systems (LNNS), 2019-04)A novel synthesis of N-alkyl and N,N-dialkyl-O-isopropyl thionocarbamates from isopropyl dixanthogenate and primary and secondary amines have been developed on laboratory and applied on industrial scale production. Sodium ... -
Synthesis and characterization of copper (II) complex with 2,6-diacetylpyridine-bis(phenylhydrazone)
(University thought, Publication in Natural Sciences, 2021)The syntheses, physicochemical and structural properties of the novel Cu(II) complex with 2,6-diacetylpyridinebis(phenylhydrazone) (L), of the formula [CuL2]Br2are presented. In the reaction of warm MeOH solutions ... -
Synthesis and structure of cobalt(II) complex with 2,6-diacetylpyridine-bis(phenylhydrazone)
(University thought - Publication in Natural Sciences, 2018-10)The molecular and crystal structure of a newly synthesized Co(II) complex with 2,6-diacetylpyridine bis(phenylhydrazone) (L), of the formula [CoL2]I2 are described. The reaction of warm EtOH solutions of the ligand, ... -
Reactions of copper(II) bromide with 2,6-diacetylpyridine bis(phenyl-hydrazone) (L)-molecular and crystal structure of L and its mixed-valence complex [CuIIL2][CuI2Br4]
(Journal of the Serbian Chemical Society, 2022)Utilizing X-ray crystallography, the crystal and molecular structures of 2,6-diacetylpyridine bis(phenylhydrazone) (L) were determined. The energetics of the intermolecular interactions in the crystal structure were assessed ... -
First cobalt complexes with methyl pyruvate semi/thiosemicarbazone - synthesis, physico-chemical and structural characterization
(Journal of the Serbian Chemical Society, 2020)In the reaction of acetone solutions of CoX2∙nH2O (X = Cl, Br) with methyl pyruvate semi/thiosemicarbazone (Hmps, Hmpt) the first Co(II) complexes with these ligands, i.e., [Co(Hmps)(H2O)X2] (X = Cl (1), Br (2)), ... -
Synthesis and crystal structure of copper(II) complexes with pyridoxal S-methylisothiosemicarbazone bearing a new coordination mode
(Journal of the Serbian Chemical Society, 2019-01)The reaction of copper(II) nitrate and pyridoxal S-methylisothiosemicarbazone (PLITSC) in the presence of ammonium thiocyanate resulted in the formation of two types of complexes. A dimeric complex of the formula ...