1,906 items found

Licenses: License Not Specified Tags: Chemical Sciences not elsewhere classified Evolutionary Biology

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  • dataset

    r37980778c78--544c4a23cdc1d3ccd2902e0a5ef2cbf1

    On the Reduction of Basic Iron Acetate:  Isolation of Ferrous Species Mediating Gif-Type Oxidation of Hydrocarbons
  • dataset

    Desymmetrizing Hydroformylation with the Aid of a Planar Chiral Catalyst-Dire...

    Desymmetrizing hydroformylation of bisalkenyl- and bisallylcarbinols could be achieved employing a chiral substrate-bound catalyst-directing group (o-DPPF) with excellent levels...
  • dataset

    r37980778c78--0e3ed717b28aa9ee7521453dd30ee1ee

    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--dbd8b04530ef1df58f8b67d0ec76bf55

    Enantiomerically pure 1-(1Z,3E)-sulfinyl iron(0) dienols have been elaborated to bis-olefins capable of undergoing ring-closing metathesis chemistry. Using Grubbs' ruthenium...
  • dataset

    r37980778c78--fdbfdd96dbbe78061d302f76ed875152

    Originally published in Optics Express on 28 September 1998 (oe-3-7-280)
  • dataset

    Competing Patterns of Weak Directional Forces in Pressure-Frozen CH<sub>2</su...

    Isostructural relations and phase transitions of dihalomethanes have been rationalized by the competing patterns of CH···halogen hydrogen bonds and halogen···halogen...
  • dataset

    r37980778c78--bc1a7e8debaa1c4e7a35f080b451a419

    Macrocyclic and fused bicyclic dipeptides are complementary motifs for mimicry of different types of β-turn geometry. Macrocyclic dipeptide mimics have served as precursors for...
  • dataset

    1,8-Bis(diphenylmethylium)naphthalenediyl Dication as an Organic Oxidant:  Sy...

    1,8-Bis(diphenylmethylium)naphthalenediyl dications promoted oxidative coupling of various N,N-dialkylanilines to afford the corresponding para-coupled bisanilines, benzidines,...
  • dataset

    Electrocatalytic Hydrogen Evolution at Low Overpotentials by Cobalt Macrocycl...

    Cobalt complexes supported by diglyoxime ligands of the type Co(dmgBF2)2(CH3CN)2 and Co(dpgBF2)2(CH3CN)2 (where dmgBF2 is difluoroboryl-dimethylglyoxime and dpgBF2 is...
  • dataset

    Intermolecular C−H Bond Activation Reactions Promoted by Transient Titanium A...

    The neopentylidene−neopentyl complex (PNP)TiCHtBu(CH2tBu) (2; PNP- = N[2-P(CHMe2)2-4-methylphenyl]2), prepared from the precursor (PNP)TiCHtBu(OTf) (1) and LiCH2tBu, extrudes...
  • dataset

    Structural Transformations of Carbon Nanotubes under Hydrostatic Pressure

    We used simulations with a classical force field to study the transformation under hydrostatic pressure of isolated single-walled nanotubes (SWNT) from a circular to a collapsed...
  • dataset

    r37980778c78--8b3ce52fa3121435dd2889362c8112f3

    Enantiomerically pure 1-(1Z,3E)-sulfinyl iron(0) dienols have been elaborated to bis-olefins capable of undergoing ring-closing metathesis chemistry. Using Grubbs' ruthenium...
  • dataset

    Room-Temperature Desulfurization of Dibenzothiophene Mediated by [(<i>i</i>-P...

    Room-Temperature Desulfurization of Dibenzothiophene Mediated by [(i-Pr2PCH2)2NiH]2
  • dataset

    Catalytic Reductive Coupling of 9-Bromofluorene

    The reductive homocoupling of 9-bromofluorene is catalyzed by 0.1 mol % Ru3(CO)12 in refluxing xylene, with a TON in excess of 3000. A stoichiometric reaction affords the novel...
  • dataset

    Selective Hydrogenation of Aromatic Hydrocarbons Using a Triruthenium Carbony...

    Selective Hydrogenation of Aromatic Hydrocarbons Using a Triruthenium Carbonyl Cluster as a Template to Control the Hydrogenation Site:  First Successful Isolation of...
  • dataset

    Media 3: Energy flow in light-coupling masks for lensless optical lithography

    Originally published in Optics Express on 28 September 1998 (oe-3-7-280)
  • dataset

    Enantioselective Organocatalytic <i>anti</i>-Mannich-Type Reaction of <i>N</i...

    The modified cinchona alkaloid-catalyzed direct Mannich-type reaction of N-unprotected 2-oxindoles with N-Ts-imine was developed to afford anti-3,3-disubstituted 2-oxindoles...
  • dataset

    Topotactic Oxidative and Reductive Control of the Structures and Properties o...

    Topotactic modification, by both oxidation and reduction, of the composition, structures, and magnetic properties of the layered oxychalcogenides Sr4Mn3O7.5Cu2Ch2 (Ch = S, Se)...
  • dataset

    r37980778c78--6aa49dd0ac4cda71eae14d5dde9106fc

    A new layered aluminophosphate, [C6N3H17][Al2(HPO4)(PO4)2] (denoted AlPO−CJ21), has been prepared in an alcoholic system by the use of N-(2-aminoethyl)-piperazine (AEPP) as the...
  • dataset

    Media 2: Chemically-selective imaging of brain structures with CARS microscopy

    Originally published in Optics Express on 17 September 2007 (oe-15-19-12076)