555 items found

Tags: Cell Biology Chemical Sciences not elsewhere classified Evolutionary Biology

Filter Results
  • dataset

    r37980778c78--bfe9f2934cdd7c2ac5bedaf5e6898bcc

    The ammonium-directed olefinic oxidation of a range of cyclic allylic and homoallylic amines has been investigated. Functionalization of a range of allylic...
  • dataset

    r37980778c78--48f33f03d54d8dd7be1dc4c6b8bcaf78

    A series of single-chain magnets, Mn2(saltmen)2Ni(pao)2(L)22 (saltmen2- = N,N‘-(1,1,2,2-tetramethylethylene) bis(salicylideneiminate), pao- = pyridine-2-aldoximate; A- = ClO4-...
  • dataset

    A Theoretical and Experimental Scale of Aromaticity. The First Nucleus-Indepe...

    Nucleus-independent chemical shift (NICS) values were calculated at several locations for a series of dimethyldihydropyrenes (DDPs). These NICS values were used to assess the...
  • dataset

    Dual Memory of Enantiomeric Helices in a Polyacetylene Induced by a Single En...

    We report the dual memory of both the enantiomeric right- and left-handed helical conformations induced in a polyacetylene based on the temperature-stimulated helicity inversion...
  • dataset

    A "Turn-On" Fluorescent Sensor for Selective Hg(II) Detection in Aqueous Medi...

    A Hg-promoted desulfurization reaction of a thiocarbazone derivative was introduced in the design of a fluorescent sensor for selective Hg(II) detection. Crystal structural and...
  • dataset

    Orange Luminescence and Structural Properties of Three Isostructural Halocycl...

    The preparation of three isonitrile complexes (CyNC)AuICl, (CyNC)AuIBr, and (CyNC)AuII, along with their structural and spectral characterization, are reported. X-ray crystal...
  • dataset

    Chiral Amplification with a Stereodynamic Triaryl Probe: Assignment of the Ab...

    Chiral Amplification with a Stereodynamic Triaryl Probe: Assignment of the Absolute Configuration and Enantiomeric Excess of Amino Alcohols
  • dataset

    r37980778c78--46e5543960a606ff3c83cb420ad81928

    Chiral Amplification with a Stereodynamic Triaryl Probe: Assignment of the Absolute Configuration and Enantiomeric Excess of Amino Alcohols
  • dataset

    r37980778c78--7cf5bff9ac03b62812c0ec303d82c6a5

    Reaction of an enyne (1,1-diphenyl-pent-1-ene-3-yne) with a preheated mixture of Mo(CO)6/4-chlorophenol/3-hexyne at 130 °C furnished 1,1,6,6-tetraphenylhex-1,5-diene-3-yne in an...
  • dataset

    Aerobic Oxidative Amination of Unactivated Alkenes Catalyzed by Palladium

    The first examples of palladium-catalyzed oxidative amination of unactivated alkyl olefins have been identified. To be successful, these reactions must be conducted under...
  • dataset

    Synthesis of Substituted Imidazo[1,5-<i>a</i>]pyrazines via Mono-, Di-, and D...

    Imidazo[1,5-a]pyrazines 1 undergo regioselective C3-metalation and C5/C3-dimetalation to afford a range of functionalized derivatives 2a−2g (Table ), and 4a−4d (Table ). Under...
  • dataset

    Highly Enantioselective Hydrogenative Desymmetrization of Bicyclic Imides Lea...

    Highly enantioselective hydrogenative desymmetrization of bicyclic imides has been developed with chiral Cp*Ru(PN) catalysts. The present hydrogenation directly provides...
  • dataset

    Extractions of Y@C<sub>60</sub>, Ba@C<sub>60</sub>, La@C<sub>60</sub>, Ce@C<s...

    Extractions of Y@C60, Ba@C60, La@C60, Ce@C60, Pr@C60, Nd@C60, and Gd@C60 with Aniline
  • dataset

    r37980778c78--ba86f3d69d860954050f94e15d474669

    We report the dual memory of both the enantiomeric right- and left-handed helical conformations induced in a polyacetylene based on the temperature-stimulated helicity inversion...
  • dataset

    r37980778c78--10f3640c4ae8c8acc4ed00d948d26633

    We demonstrate here the single-atom migration of Tb, Gd, or Ce metal from cage to cage through an intentionally induced atomic path within a carbon nanopeapod. The atomic path...