5,775 items found

Licenses: License Not Specified Tags: Biochemistry Chemical Sciences not elsewhere classified

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  • dataset

    Blue-, Green- and Non-luminescent Crystals from One Reaction. Isolation and S...

    The metalloligand [Au{C(NHMe)(NHCH2CH2NH2)}2]Cl, 1, has been prepared by the reaction of ethylenediamine with [Au(CNMe)2]Cl. Compound 1 crystallized as a luminescent dimer with...
  • dataset

    Intermolecular Activation of Hydrocarbon C−H Bonds Initiated by the Tungsten ...

    trans-CpW(NO)(CH2EMe3)(H)(PMe3) (E = C, Si) complexes can be prepared by the hydrogenation at 1 atm of the appropriate CpW(NO)(CH2EMe3)2 precursor in the presence of a slight...
  • dataset

    Development of the Ca−Au−In Icosahedral Quasicrystal and Two Crystalline Appr...

    Electronic tuning and syntheses to gain the icosahedral quasicrystal (i-QC) (Ca14.1(2)Au44.2(8)In41.7(7), e/a = 1.98) and two approximant crystals (ACs) are reported. The tuning...
  • dataset

    Electronic Tuning of Mg<sub>2</sub>Cu<sub>6</sub>Ga<sub>5</sub>. A Route to C...

    Studies of Mg2Cu6Ga5 reveal that this compound contains incomplete Bergman clusters in its structure and shows a pseudogap and empty bonding states just above the Fermi energy...
  • dataset

    Novel Manganese(II) Sulfonate−Phosphonates with Dinuclear, Tetranuclear, and ...

    Hydrothermal reactions of manganese(II) salts with m-sulfophenylphosphonic acid (m-HO3S−Ph−PO3H2, H3L) and 1,10-phenanthroline (phen) led to six novel manganese(II)...
  • dataset

    A Formal Total Synthesis of (+)-Zincophorin. Observation of an Unusual Urea-D...

    A formal total synthesis of (+)-zincophorin via interception of Miyashita's advanced intermediates is described here. This effort features the first synthetic application of an...
  • dataset

    Synthesis and Structure of Sr<sub>3</sub>GaN<sub>3</sub> and Sr<sub>6</sub>Ga...

    Two new strontium gallium nitrides were obtained as single crystals by reaction in molten Na. Black Sr3GaN3 is isostructural with its transition metal analogues, Sr3MnN3,...
  • dataset

    The Rate of False Positive Sequence Matches of Peptides Profiled by MALDI MS ...

    In most MALDI peptide profiling cases, sequencing is required to identify peptides of interest, preferentially by using different mass spectrometry techniques. Using identical...
  • dataset

    Diverse Structure−Activity Trends in Amine Bis(phenolate) Titanium Polymeriza...

    The activity of amine bis(phenolate) Ti dibenzyl complexes in 1-hexene polymerization catalysis as a function of the phenolate substituents was investigated. Two series of Ti...
  • dataset

    Multiple Emissions and Brilliant White Luminescence from Gold(I) <i>O,O</i><i...

    The Au(I) dimers Au2{S2P(OR)2}2 for R = Me, Et are found to exhibit a structure in which aurophilic interactions yield one-dimensional Au···Au chains with intermolecular...
  • dataset

    r37980778c78--6031aecb7382368938acabf96de02da3

    Reaction of Dialkyltin Methoxide with Carbon Dioxide Relevant to the Mechanism of Catalytic Carbonate Synthesis
  • dataset

    r37980778c78--bc001d315c0aa0c725a9c9c3ca539c9b

    Color tuning and switching of the solid-state luminescence of organic materials are attractive subjects for both the fundamental research and practical applications such as...
  • dataset

    r37980778c78--77decee5d844927dd218e6ce40954484

    We present a quantum mechanical/molecular mechanical (QM/MM) study using the AM1 Hamiltonian and a flexible MM part on the mode of action of the bovine lens leucine...
  • dataset

    Quantitation of Twelve Metals in Tequila and Mezcal Spirits as Authenticity P...

    In this paper the differentiation of silver, gold, aged and extra-aged tequila and mezcal has been carried out according to their metal content. Aluminum, barium, calcium,...
  • dataset

    Synthesis of Fischer Carbene Complexes of Iridium by C−H Bond Activation of M...

    Synthesis of Fischer Carbene Complexes of Iridium by C−H Bond Activation of Methyl and Cyclic Ethers:  Evidence for Reversible α-Hydrogen Migration
  • dataset

    Coordination Copolymerization of Severely Encumbered Isoalkenes with Ethylene...

    This contribution describes the implementation of the binuclear organotitanium “constrained geometry catalysts” (CGCs),...
  • dataset

    Revisiting the Thermal Decomposition of Layered γ-Titanium Phosphate and Stru...

    The thermal transformations of γ-titanium phosphate, Ti(PO4)(H2PO4)·2H2O, have been studied by thermal analyses (thermogravimetry (TG) and differential thermal analysis (DTA))...
  • dataset

    Zirconium-Catalyzed Kinetic Resolution of Cyclic Allylic Ethers. An Enantiose...

    Zirconium-Catalyzed Kinetic Resolution of Cyclic Allylic Ethers. An Enantioselective Route to Unsaturated Medium Ring Systems
  • dataset

    r37980778c78--63d348228602793543956144b74b0720

    In this novel motif, scandium atoms define infinite parallel chains of alternate trans-face-sharing cubes and pairs of square antiprisms in which each polyhedron is also...
  • dataset

    Selective Formation of Rearranged Silenes from Polysilylenones via 1,3- and 1...

    The polysilylenones (E)-1-phenyl-2-pivaloyl-1-(tris(trimethylsilyl)silyl)ethene (E-1a) and (Z)-2-methyl-1-phenyl-2-pivaloyl-1-tris((trimethylsilyl)silyl)ethene (Z-1b) were...