Articles with "butyl" as a keyword



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Solvent free lipase catalyzed synthesis of butyl caprylate

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Published in 2017 at "Journal of Chemical Sciences"

DOI: 10.1007/s12039-017-1391-2

Abstract: The ester, butyl caprylate has wide applications in commercial market and it also possesses characteristic fruity flavor. The work exhibits the effect of various reaction parameters and the optimization study for the synthesis of butyl… read more here.

Keywords: lipase; synthesis butyl; butyl; butyl caprylate ... See more keywords
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Biosynthesis of butyl esters from crude oil of palm fruit and kernel using halophilic lipase secretion by Marinobacter litoralis SW-45

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Published in 2019 at "3 Biotech"

DOI: 10.1007/s13205-019-1845-y

Abstract: Initially, a new moderate halophilic strain was locally isolated from seawater. The partial 16S rRNA sequence analysis positioned the organism in Marinobacter genus and was named ‘Marinobacter litoralis SW-45’. This study further demonstrates successful utilization… read more here.

Keywords: butyl; butyl esters; palm fruit; marinobacter litoralis ... See more keywords
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Experimental measurement of carbon dioxide solubility in 1-methylpyrrolidin-2-one (NMP) + 1-butyl-3-methyl-1H-imidazol-3-ium tetrafluoroborate ([bmim][BF4]) mixtures using a new static-synthetic cell

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Published in 2018 at "Fluid Phase Equilibria"

DOI: 10.1016/j.fluid.2018.08.017

Abstract: Abstract A new experimental setup based on the “static-synthetic” method was designed and commissioned for the measurement of solubility from vacuum to moderates pressures. The new apparatus and experimental method were extensively validated by measuring… read more here.

Keywords: carbon dioxide; methyl; butyl; solubility ... See more keywords

Reactivity of nickel metal precursors towards amido linked N-heterocyclic carbenes and their catalytic studies for cross coupling reactions

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Published in 2020 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2020.119446

Abstract: Abstract The refluxing of chloroacetamide derivatives with n-butyl imidazole resulted in their corresponding salt of composition 1-( n -butyl)-3-N-(2-Ar)acetamido-1, 3-imidazolium chloride (Ar = furylmethyl (1a); phenylmethyl (1b)). The latter salt on treatment with DBU followed by the… read more here.

Keywords: butyl; acetamido imidazol; imidazol ylidine; coupling reactions ... See more keywords
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Atmospheric degradation of n -butyl formate in the presence of O 2 and NO 2

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Published in 2018 at "Journal of Photochemistry and Photobiology A: Chemistry"

DOI: 10.1016/j.jphotochem.2018.04.052

Abstract: Abstract The mechanism for the chlorine initiated oxidation reaction of n-butyl formate has been determined in the presence and absence of NO2. Chlorine atoms initiate the oxidation at five different sites of the molecule, leading… read more here.

Keywords: butyl; presence; atmospheric degradation; butyl formate ... See more keywords
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Physical properties and solid-liquid equilibria for hexafluorophosphate-based ionic liquid ternary mixtures and their corresponding subsystems

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Published in 2020 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2020.113742

Abstract: Abstract Mixing ionic liquids is a simple and economical method of exploiting their tunability and allows to use ionic liquids with high melting temperatures for low-temperature applications through the formation of eutectic mixtures. In this… read more here.

Keywords: ionic liquid; ternary mixtures; viscosity; butyl ... See more keywords
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New Fe(III) complex with 8-(4-chlorophenyl)-3-butyl-3H-imidazo[4′,5′:3,4]benzo[1,2-c]isoxazol-5-amine (5-AIBI) ligand: Synthesis, spectroscopic characterization and DFT calculations

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Published in 2017 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2016.10.015

Abstract: Abstract The new heterocyclic ligand 8-(4-chlorophenyl)-3-butyl-3 H -imidazo[4′,5′:3,4]benzo [1,2- c ]isoxazol-5-amine (5-AIBI) was synthesized from the reduction of 3-butyl-8-(4-chlorophenyl)-5-nitro-3 H -imidazo[4′,5′:3,4]benzo[1,2- c ]isoxazole in high yield. The coordination ability of the ligand with some cations… read more here.

Keywords: imidazo benzo; chlorophenyl; butyl; aibi ... See more keywords
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Synthesis, spectral characterization (FT-IR, NMR, XRD) and computational studies of chloroacetyl chloride incorporated 3t-butyl-2r,6c-diphenyl/di(thiophen-2-yl)piperidin-4-ones

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Published in 2020 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2019.127076

Abstract: Abstract N-chloroacetyl-3t-butyl-2r,6c-diphenylpiperidin-4-one 3 and N-chloroacetyl-3t-butyl-2r, 6c-di(thiophen-2-yl)piperidin-4-one 4 were synthesized and characterized by elemental, FT-IR and NMR analyses. The confirmation of structure 3 is elucidated by single crystal XRD analysis. The study disclosed that the spatial… read more here.

Keywords: nmr; butyl; synthesis spectral; thiophen piperidin ... See more keywords
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Efficient separation of perrhenate as analogue to pertechnetate in nitric acid solution with a DOTA-tetraamide ligand: Solvent extraction, complexation and structure study

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Published in 2020 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2020.128330

Abstract: Abstract The two DOTA-tetraamide ligands, DOTAM-n-butyl (1,4,7,10-tetrakis[(N-n-butyl; carbamoyl)methyl]-1,4,7,10-tetraazacyclododecane) and DOTAM-benzyl (1,4,7,10- tetrakis[(N-benzylcarbamoyl)methyl]-1,4,7,10-tetraazacyclododecane), were synthesized and characterized by MS, NMR and FTIR spectra. In acid solution, DOTAM-n-butyl was liable to be protonated. FTIR, 1H NMR, ESI-MS… read more here.

Keywords: extraction; dota tetraamide; butyl; acid solution ... See more keywords
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Target-Site Resistance to Cyhalofop-Butyl in Bearded Sprangletop (Diplachne fusca) from China

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Published in 2019 at "Weed Science"

DOI: 10.1017/wsc.2019.23

Abstract: Abstract Bearded sprangletop [Diplachne fusca (L.) P. Beauv. ex Roem. & Schult. ssp. fascicularis (Lam.) P. M. Peterson & N. Snow] is a noxious annual grass weed of paddy fields, distributed in coastal regions of… read more here.

Keywords: butyl; cyhalofop butyl; resistance; sprangletop diplachne ... See more keywords
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Total Synthesis of (+)-Trachyspic Acid 19-n-Butyl Ester.

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Published in 2020 at "Organic letters"

DOI: 10.1021/acs.orglett.0c00319

Abstract: The first total synthesis of the alkyl citrate trachyspic acid 19-n-butyl ester (1) is described. A formal [2 + 2]-cycloaddition of the silylketene acetal derived from lactone 6 with di-n-butylacetylene dicarboxylate 7 provided the cyclobutene… read more here.

Keywords: butyl ester; butyl; trachyspic acid; acid butyl ... See more keywords