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B57702

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Colin J Murphy et al.
Physical chemistry chemical physics : PCCP, 17(47), 31931-31937 (2015-11-17)
Surface-bound molecular rotation can occur with the rotational axis either perpendicular (azimuthal) or parallel (altitudinal) to the surface. The majority of molecular rotor studies involve azimuthal rotors, whereas very few altitudinal rotors have been reported. In this work, altitudinal rotors
S Gopi et al.
Journal of ethnopharmacology, 127(1), 200-203 (2009-10-06)
To study the beneficial effect of the prior administration of an aqueous extract of Hemidesmus indicus against bromobenzene induced oxidative damage in rat liver mitochondria. Oxidative stress was induced in rats with bromobenzene (10 mmol/kg body wt.). The rate of
Heterogeneous palladium catalyst constructed with cross-linked hyperbranched poly (phenylacetylene) as polymer support: A reusable highly active ppm-level catalyst for multiple cross-coupling reactions
Dong Z and Ye Z
Applied Catalysis A: General, 489(26), 61-71 (2015)
Daniela Pagliero et al.
Proceedings of the National Academy of Sciences of the United States of America, 108(49), 19510-19515 (2011-11-22)
We use optical Faraday rotation (OFR) to probe nuclear spins in real time at high-magnetic field in a range of diamagnetic sample fluids. Comparison of OFR-detected NMR spectra reveals a correlation between the relative signal amplitude and the fluid Verdet
Brian D Fitz et al.
Journal of chromatography. A, 1392, 82-90 (2015-03-31)
Low thermal mass gas chromatography (LTM-GC) was evaluated for rapid, high peak capacity separations with three injection methods: liquid, headspace solid phase micro-extraction (HS-SPME), and direct vapor. An Agilent LTM equipped with a short microbore capillary column was operated at
Nigel Greene et al.
Chemical research in toxicology, 23(7), 1215-1222 (2010-06-18)
Drug-induced liver injury is a major issue of concern and has led to the withdrawal of a significant number of marketed drugs. An understanding of structure-activity relationships (SARs) of chemicals can make a significant contribution to the identification of potential
Tiina J Kauppila et al.
Journal of the American Society for Mass Spectrometry, 25(11), 1870-1881 (2014-09-25)
A novel, gas-tight API interface for gas chromatography-mass spectrometry was used to study the ionization mechanism in direct and dopant-assisted atmospheric pressure photoionization (APPI) and atmospheric pressure laser ionization (APLI). Eight analytes (ethylbenzene, bromobenzene, naphthalene, anthracene, benzaldehyde, pyridine, quinolone, and
Sean Ekins et al.
Drug metabolism and disposition: the biological fate of chemicals, 38(12), 2302-2308 (2010-09-17)
Drug-induced liver injury (DILI) is one of the most important reasons for drug development failure at both preapproval and postapproval stages. There has been increased interest in developing predictive in vivo, in vitro, and in silico models to identify compounds
S S Lau et al.
Life sciences, 42(13), 1259-1269 (1988-01-01)
The metabolism and toxicity of bromobenzene has been investigated for well over one hundred years. The urinary excretion of mercapturic acids was first reported in 1879, in animals treated with bromobenzene. Bromobenzene has since proven to be a valuable tool
Bromobenzene-induced liver necrosis. Protective role of glutathione and evidence for 3,4-bromobenzene oxide as the hepatotoxic metabolite.
D J Jollow et al.
Pharmacology, 11(3), 151-169 (1974-01-01)
Yakov M Koen et al.
Chemical research in toxicology, 25(8), 1777-1786 (2012-07-26)
The hepatotoxicity of bromobenzene (BB) is directly related to the covalent binding of both initially formed epoxide and secondary quinone metabolites to at least 45 different liver proteins. 4-Bromophenol (4BP) is a significant BB metabolite and a precursor to reactive
Heibatullah Kalantari et al.
Human & experimental toxicology, 30(10), 1710-1715 (2011-01-21)
The efficacy of a crude hydro-alcoholic extract of Cassia fistula (golden shower tree) fruit to protect the kidney against bromobenzene-induced toxicity was studied. Negative control mice received normal saline; positive control mice were given 460 mg/kg of bromobenzene; Cassia fistula
Jonell N Smith et al.
The Analyst, 136(1), 120-127 (2010-10-27)
Gaseous ammonia, a common toxic industrial compound, is not detected readily in ion trap mass spectrometers because its molecular ion falls below the low-mass cutoff (~m/z 40) normally used when examining organic compounds. Instead, reactions of ammonia with halobenzene radical
DHTP ligands for the highly ortho-selective, palladium-catalyzed cross-coupling of dihaloarenes with grignard reagents: a conformational approach for catalyst improvement.
Shunpei Ishikawa et al.
Angewandte Chemie (International ed. in English), 49(4), 772-775 (2009-12-18)
Verónica Guilarte et al.
Organic letters, 13(19), 5100-5103 (2011-09-03)
An efficient synthesis of thiophenes and benzo[b]thiophenes has been developed from easily available bromoenynes and o-alkynylbromobenzene derivatives. This novel one-pot procedure involves a Pd-catalyzed C-S bond formation using a hydrogen sulfide surrogate followed by a heterocyclization reaction. Moreover, in situ
A A Toropov et al.
European journal of medicinal chemistry, 43(4), 714-740 (2007-07-17)
Simplified molecular input line entry system (SMILES) has been utilized in constructing quantitative structure-property relationships (QSPR) for octanol/water partition coefficient of vitamins and organic compounds of different classes by optimal descriptors. Statistical characteristics of the best model (vitamins) are the
Sriram Gopi et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 48(8-9), 2170-2175 (2010-05-22)
The objective of the current study was to investigate the protective effect of an aqueous extract of Phyllanthus fraternus (AEPF) against bromobenzene induced mitochondrial dysfunction in rat liver mitochondria. Administration of bromobenzene (10 mmol/kg body wt.) significantly decreased the rate
Jožica Dolenc et al.
Journal of computer-aided molecular design, 25(8), 709-716 (2011-07-08)
Docking algorithms for computer-aided drug discovery and design often ignore or restrain the flexibility of the receptor, which may lead to a loss of accuracy of the relative free enthalpies of binding. In order to evaluate the contribution of receptor
Sergey Vshyvenko et al.
Bioorganic & medicinal chemistry letters, 21(16), 4750-4752 (2011-07-16)
The synthesis of two C-1 analogues of pancratistatin has been accomplished in 17 steps from bromobenzene. The key steps involved the enzymatic dihydroxylation, regioselective opening of epoxyaziridine 9 with the alane derived from 8, a solid-state silica-gel-catalyzed intramolecular opening of
Fluorescence quenching and external spin-orbit coupling effects
Kearvell A and Wilkinson F
Molecular Catalysis, 4(1-4), 69-81 (1968)
Maria J Nueda et al.
Biostatistics (Oxford, England), 13(3), 553-566 (2011-11-17)
Transcriptomic profiling experiments that aim to the identification of responsive genes in specific biological conditions are commonly set up under defined experimental designs that try to assess the effects of factors and their interactions on gene expression. Data from these
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
Fabrication of hollow palladium spheres and their successful application to the recyclable heterogeneous catalyst for Suzuki coupling reactions
Sang-Wook K, et al.
Journal of the American Chemical Society, 124(26), 7642-7643 (2002)
Aiichiro Nagaki et al.
Chemical communications (Cambridge, England), 49(31), 3242-3244 (2013-03-15)
Reactions of functionalized aryllithiums with dialkyl oxalates were achieved using a flow microreactor to obtain α-keto esters with high selectivity by virtue of fast 1 : 1 micromixing.
Star-like PAA-g-PPO well-defined amphiphilic graft copolymer synthesized by ATNRC and SET-NRC reaction.
Li Y, et al.
Journal of Polymer Science Part A: Polymer Chemistry, 48(10), 2084-2097 (2010)
Maryam Ebrahimi et al.
Journal of the American Chemical Society, 133(41), 16560-16565 (2011-09-02)
Adsorbates on metals, but not previously on semiconductors, have been observed to display long-range repulsive interactions. On metals, due to efficient dissipation, the repulsions are weak, typically on the order of 5 meV at 10 Å. On the 7×7 reconstruction
Sylvie Mavel et al.
Bioorganic & medicinal chemistry, 20(4), 1388-1395 (2012-02-04)
The dopamine transporter (DAT) plays a pivotal role in the regulation of dopamine neurotransmission, and is involved in a number of physiological functions and brain disorders. Furthermore the DAT analysis by molecular imaging techniques is a useful tool for the
Yijing Li et al.
Journal of nanoscience and nanotechnology, 12(1), 179-186 (2012-04-25)
The self-assemblies of four compounds, 1-bromo-4-(hexadecyloxy)benzene (BHB-16), 1-bromo-4-(octadecyloxy)benzene (BOB-18), 1-bromo-4-(pentadecyloxy)benzene (BPB-15) and 1,4-dibromo-2,5-(dioctadecyloxy)benzene (DDB-18), have been studied on highly oriented pyrolytic graphite (HOPG) under ambient conditions by scanning tunneling microscopy (STM), with the aim of understanding the influence of the
In situ generation of highly active dissolved palladium species from solid catalysts-a concept for the activation of aryl chlorides in the Heck reaction.
Sandra S Pröckl et al.
Angewandte Chemie (International ed. in English), 43(14), 1881-1882 (2004-04-01)
Ved Vati Singh et al.
Dalton transactions (Cambridge, England : 2003), 44(2), 725-732 (2014-11-20)
The metastable tetragonal Cu2Se phase as nanoflakes has been synthesized for the first time by treating CuCl2 taken in a mixture (1:1) of 1-octadecene and oleylamine with H2N-(CH2)3-SePh dissolved in 1-octadecene. Powder X-ray diffraction (PXRD), HRTEM, SEM-EDX and XPS have
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