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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... -
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... -
Coordination Copolymerization of Severely Encumbered Isoalkenes with Ethylene...
This contribution describes the implementation of the binuclear organotitanium “constrained geometry catalysts” (CGCs),... -
Tuning the Optical Properties of Aryl-Substituted Dispirofluorene-Indenofluor...
Two families of positional isomers of dispirofluorene-indenofluorene substituted by phenyl groups at the 2,7-positions of the fluorene moieties present drastically different... -
Metal−Metal Multiple Bonds in Early/Late Heterobimetallics Support Unusual Tr...
Metal−Metal Multiple Bonds in Early/Late Heterobimetallics Support Unusual Trigonal Monopyramidal Geometries at both Zr and Co -
r37980778c78--a57187364aa6088f98ac332525f9982d
The transient titanium alkylidyne complex (PNP)Ti⋮CtBu (PNP = N[2-P(CHMe2)2-4-methylphenyl]2-) can readily activate, in some cases regioselectively, the aromatic C−H bond of... -
Thermal Conductivities of Alternatives to CFC-11 for Foam Insulation
The present work examines the thermal conductivities of several dilute vapors which are potential alternatives to chlorofluorocarbons (CFCs) for cellular-plastic foams. Thermal... -
r37980778c78--bd0bde9a0115982ec94b687d90366bb5
The unusual luminescence behavior of the two-coordinate gold(I) carbene complex, Au{C(NHMe)2}2·0.5(acetone), is reported. Upon freezing in a liquid N2 bath, the colorless,... -
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... -
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... -
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... -
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,... -
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... -
Intermolecular C−H Bond Activation Reactions Promoted by Transient Titanium A...
The neopentylidene−neopentyl complex (PNP)TiCHtBu(CH2tBu) (2; PNP- = N[2-P(CHMe2)2-4-methylphenyl]2), prepared from the precursor (PNP)TiCHtBu(OTf) (1) and LiCH2tBu, extrudes... -
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... -
r37980778c78--816f77b711ab7d5a4c69a9eefb65950a
Sequence logos show the amount of variability in binding sites under different selective conditions [33]. The library used in each selection is reported to the left of the... -
Synthesis of Medium Ring Ethers. 5. The Synthesis of (+)-Laurencin
The enantioselective synthesis of (+)-laurencin 1 has been achieved in 27 steps from (R)-malic acid 20. The key steps involved methylenation of the lactone 49 followed by... -
C−H Bond Activation and Subsequent C−C Bond Formation Promoted by Osmium: 2-...
Complex OsH2Cl2(PiPr3)2 promotes the C−H activation of 2-vinylpyridine and subsequently couples the activated substrate with a second 2-vinylpyridine and two acetylene... -
Photoluminescent Layered Lanthanide Silicates
The hydrothermal synthesis and structural characterization of layered lanthanide silicates, K3[M1-aLnaSi3O8(OH)2] (M = Y3+, Tb3+; Ln = Eu3+, Er3+, Tb3+, and Gd3+), named AV-22... -
r37980778c78--b8a15f8c4ca1e3b1a90310c613071d8a
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...
