Search Within
Applied Filters:
Keyword:'140805'
Showing 1-29 of 29 results for "

140805

" within Papers
Chen-Jung Lee et al.
Acta biomaterialia, 75, 161-170 (2018-06-08)
Poly(3,4-ethylenedioxythiophene) (PEDOT) has been widely studied in recent decades due to its high stability, biocompatibility, low redox potential, moderate band gap, and optical transparency in its conducting state. However, for its long-term in vivo applications, the biocompatibility of PEDOT still...
Wanwan Ma et al.
Journal of chromatography. A, 1559, 78-85 (2018-01-14)
A type of magnetic ionic liquid based molecularly imprinted polymer coated on SiO2 (Fe3O4@SiO2@IL-MIPs) was prepared with 1-vinyl-3-ethylimidazole ionic liquid as functional monomer, and 1,4-butane-3,3'-bis-1-ethylimidazole ionic liquid as cross linker, 4-Chlorophenol as template was successfully applied as a selective adsorbent...
Nicole Fillafer et al.
Beilstein journal of nanotechnology, 11, 466-479 (2020-04-11)
In the vast majority of studies on semiconductor particles ligands or capping agents are used that bind to the surface of the particles covering them with an electrically insulating shell. Since the transport of charge carriers and/or energy across interfaces...
Xiaying Yu et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 25(10), 2569-2576 (2018-12-12)
Mononuclear amidinate yttrium complex C4 H9 C(NR)2 Y(o-CH2 C6 H4 NMe2 )2 (R=2,6-iPr2 C6 H3 ) and a series of binuclear rare-earth metal complexes bearing a bridged amidinate ligand [(RN)2 C(CH2 )4 C(NR)2 ][RE{CH2 C6 H4 (o-NMe2 )}2 ]2 (R=2,6-iPr2...
Gu-cai Li et al.
Die Pharmazie, 70(8), 511-514 (2015-09-19)
Five indolin-2-one derivatives bearing piperazinylbutyl side chains attached to the amide nitrogen were synthesized from 2-indolinone. 1-(4-Bromobutyl)-indolin-2-one was reacted with 1-piperazinecarboxaldehyde to form 1-(4-(4-formyl-1-piperazinyl)butyl)indolin-2-one (2). In the presence of H2SO4, the aldehyde moiety was removed from 1-(4-(4-formyl-1-piperazinyl)butyl)indolin-2-one and then 1-(4-(1-piperazinyl)butyl)indolin-2-one...
Enrico Caruso et al.
Journal of photochemistry and photobiology. B, Biology, 197, 111548-111548 (2019-07-10)
The visible light combined with photosensitizers (PSs) is exploited in both antitumoral and antimicrobial fields inducing a photo-oxidative stress within the target cells. Among the different PSs, porphyrins belong to the family of the most promising compounds to be used...
Danping Wang et al.
Soft matter, 15(20), 4208-4214 (2019-05-11)
Exploring the self-assembly of oligomeric surfactants is expected to bridge the gap between conventional and polymeric surfactants. Using the natural resource rosin as the starting material, a bio-based star-shaped trimeric quaternary ammonium surfactant (abbreviated tri-R-4-Phe) was synthesized. With three bulky...
Wanwan Ma et al.
The Analyst, 144(21), 6327-6333 (2019-09-26)
A protein-based molecularly imprinted monolithic column was synthesized based on ionic liquids (ILs) and deep eutectic solvents (DESs) in a stainless steel column (50 mm × 4.6 mm id). An IL (1-allyl-3-butylimidazolium Br) and acrylamide were used as dual monomers....
Gautam Das et al.
Polymers, 11(3) (2019-04-10)
Anion-conducting membranes were obtained following the cross-linking of 1,4-diazoniabicycle[2.2.2]octane functionalized-polysulfone with N,N-dimethyl chitosan (DMC). The ionic conductivity of the composite membranes was controlled by the amount of DMC. The influence of the amount of DMC on water uptake, swelling ratio...
Amir Sada Khan et al.
Carbohydrate polymers, 181, 208-214 (2017-12-20)
In the present research work, dicationic ionic liquids, containing 1,4-bis(3-methylimidazolium-1-yl) butane ([C
Delvis R Acosta-Martínez et al.
Colloids and surfaces. B, Biointerfaces, 189, 110817-110817 (2020-02-12)
Gemini surfactants (GS) have been highlighted as attractive gene carriers for a few years now; however, key aspects of the role of the GS chemical structure on the DNA-GS complexation and subsequent biological activity remain to be determined. Aiming to...
Qian Yu et al.
Guang pu xue yu guang pu fen xi = Guang pu, 24(2), 162-165 (2005-03-17)
In phene-50% NaOH medium, 1,4-dibromobutane reacts with carbazole (CZ) to form N-bromobutylcarbaole (BCZ) at 70-80 degrees C. The 2-thenoyl-2-carbazolyl-N-butyltrifluoroacetone (TCBTA) was synthesized by reaction of BCZ with 2-thenoyltrifluoroacetone (TTA) in acetone-K2CO3 medium at 50 degrees C. The TCBTA is a...
Taehyung Kim et al.
Polymers, 11(3) (2019-04-10)
The thermal-responsive polymers, poly(alkane-1,#-diylbis(tri-n-butylphosphonium) 4-vinylbenzenesulfonate) (PSSBP#, # = 8, 6, and 4), where # is the number of carbon atoms in the central bridge structure of the dicationic phosphonium moiety, were synthesized to examine their potential application as draw solutes...
Enrico Caruso et al.
Journal of photochemistry and photobiology. B, Biology, 195, 39-50 (2019-05-11)
Photodynamic therapy (PDT) of cancer uses photosensitizers (PS), a light source and oxygen to generate high levels of reactive oxygen species (ROS), that exert a cytotoxic action on tumor cells. Recently, it has been shown that mixed non-symmetrical diaryl porphyrins...
Po-Hsin Wang et al.
Nanomaterials (Basel, Switzerland), 8(4) (2018-04-13)
A photopolymerization method is used to prepare a mixture of polymer ionic liquid (PIL) and ionic liquid (IL). This mixture is used as a solid-state electrolyte in carbon nanoparticle (CNP)-based symmetric supercapacitors. The solid electrolyte is a binary mixture of...
L F Tietze et al.
Steroids, 59(5), 305-309 (1994-05-01)
Reaction of estrone methyl ether 1 with sodium hydride and 1,3-dibromopropane, 1,4-dibromobutane, and 1,5-dibromopentane, respectively, gives the 16-spirosteroid derivatives 2-4, which were reduced to the 17 beta-alcohols 7-9. Acetylation afforded the acetates 10-12. In the reaction of 1 and 1,3-dibromopropane...
W Onkenhout et al.
Drug metabolism and disposition: the biological fate of chemicals, 14(5), 608-612 (1986-09-01)
Two stable sulfur-containing metabolites were isolated from rat urine following administration of the mutagenic 1,4-dibromobutane. They were identified as tetrahydrothiophene and 3-hydroxysulfolane by gas chromatography and gas chromatography-mass spectrometry and were found to be excreted in 48-hr urine, representing 5.8...
Robert Karcz et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 23(37), 8857-8870 (2017-03-09)
The TNU-9 zeolite (TUN framework) is one of the most complex zeolites known. It represents a highly promising matrix for both acid and redox catalytic reactions. We present here a newly developed approach involving the use of
Merja J Poropudas et al.
Dalton transactions (Cambridge, England : 2003), 45(43), 17206-17215 (2016-11-02)
The reaction of 1-naphthyl bromide with n-butyl lithium, elemental tellurium, and 1,4-dibromobutane in THF affords both (C
Mohammad Changez et al.
Advanced materials (Deerfield Beach, Fla.), 24(24), 3253-3257 (2012-05-19)
The reaction between atactic poly(2-vinylpyridine) and 1,4-dibromobutane leads to formation of long-range 3D molecular ordering in polymer chains mainly because the side group (pyridine) of the polymer chain changes to a syndotactic configuration. This may enable the production of functional...
Luca Campone et al.
Food research international (Ottawa, Ont.), 115, 572-579 (2019-01-03)
Honey is a food produced from honey bee widely used for the sweetening power and for its biological properties. In order to prevent the infection of the hive, different xenobiotics (antibiotics, pesticide) were frequently employed. One of these substances is...
M Taghavikish et al.
Scientific reports, 8(1), 10918-10918 (2018-07-22)
Polyionic liquid based gels have stimulated significant interest due to their wide applications in flexible electronics, such as wearable electronics, roll-up displays, smart mobile devices and implantable biosensors. Novel supported liquid gel electrolyte using polymerisable ionic liquid and an acrylate...
M L Sharma et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 95, 562-568 (2012-05-15)
A new series of diazadioxa oxovanadium(IV) macrocyclic complexes of type [VO(mac)]SO(4) have been synthesized via the condensation reaction of a 3-(phenyl/substituted phenyl)-4-amino-5-hydrazino-1,2,4-triazole (H(2)L) with salicylaldehyde/2-hydroxyacetophenone and 1,4-dibromobutane in the presence of oxovanadium(IV) sulfate in ethanol. All the newly synthesized compounds...
Gautam Das et al.
Scientific reports, 9(1), 9572-9572 (2019-07-04)
Anion exchange membrane fuel cells (AEMFCs) have captivated vast interest due to non-platinum group metal catalysts and fuel flexibility. One of the major shortcomings of AEMFCs, however, is the lack of a stable and high anion conducting membrane. This study...
Gaolei Wang et al.
Journal of agricultural and food chemistry, 63(31), 6883-6889 (2015-07-07)
A series of novel 1,2,3-benzotriazin-4-one derivatives were synthesized by the reaction of 3-bromoalkyl-1,2,3-benzotriazin-4-ones with potassium salt of 2-cyanoimino-4-oxothiazolidine in the presence of potassium iodide. Nematicidal assays in vivo showed that some of them exhibited good control efficacy against the cucumber...
Weijiang Guan et al.
Nature communications, 7, 11811-11811 (2016-06-03)
Inorganic dispersion is of great importance for actual implementation of advanced properties of organic-inorganic composites. Currently, electron microscopy is the most conventional approach for observing dispersion of inorganic fillers from ultrathin sections of organic-inorganic composites at the nanoscale by professional...
Xin-Yue Lou et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 25(51), 11975-11982 (2019-07-25)
Organic luminescent materials with high quantum yields and/or white-light-emitting properties in particular play a crucial role in labeling and optoelectronic devices. In this work we have synthesized a new 2,3,6,7-tetramethoxy-9,10-di-p-tolylanthracene-bridged pillar[5]arene dimer with persistent mazarine blue fluorescent emission and much...
Rogelio Tornero-Velez et al.
Drug metabolism and disposition: the biological fate of chemicals, 32(1), 123-131 (2004-01-08)
Cytochrome P450-dependent oxidation and glutathione (GSH)-dependent conjugation are the primary routes of metabolism of haloalkanes. Using rat liver microsomes and cytosol, we investigated the metabolism of two halopropanes found on the U.S. Environmental Protection Agency Contaminant Candidate List, 1,3-dichloropropane (1,3-DCP)...
Mange R Yadav et al.
ACS omega, 3(9), 11802-11816 (2018-10-16)
Some quaternary gemini amphiphiles (GAs) were synthesized as nonviral gene delivery carriers. The critical miceller concentration values of these amphiphiles are indicative of their superior surface-active properties. All of the synthesized GAs, alone or along with lipids like cholesterol and/or...