Synthesis of new diphosphine ligands and their application in Pd-catalyzed alkoxycarbonylation reactions. We continuously strive to advance our technology. Database and to verify that the data contained therein have Randall, J. C., J.M.S. Breathprints of childhood obesity: changes in volatile organic compounds in obese children compared with lean controls. Rate-determining water-assisted O-O bond cleavage of an Fe(III)-OOH intermediate in a bio-inspired nonheme iron-catalyzed oxidation. 18. Nanolithography based on the formation and manipulation of nanometer-size organic liquid menisci. [all data], Krause, Taylor, et al., 1978 Copyright Â© 2018-2020 Sigma-Aldrich Co. LLC. Ref. Forziati, A.F. The α-olefin size did not seem to effect its reactivity towards ethylene. Molecular addition compounds. Polymer Bulletin 34, 599–604 (1995). Incorporation of α-olefin in the copolymer was higher for the bridged catalysts, MeSiCp2ZrCl2, and Et[Ind]2ZrCl2 than for the unbridged ones. Oxabicyclo[3.2.1]octenes in organic synthesis: direct ring opening of oxabicyclo[3.2.1] ring systems with diisobutylaluminum hydride and a silyl ketene acetal--synthesis of the chiral C(19)-C(26) and C(27)-C(32) fragments of Scytophycin C. Copper(I)-homoscorpionate catalysts for the preferential, kinetically controlled cis cyclopropanation of alpha-olefins with ethyl diazoacetate. This is a preview of subscription content, log in to check access. Line tension approaching a first-order wetting transition: experimental results from contact angle measurements. ; Rossini, F.D., Synthesis of Molybdenum and Tungsten Alkylidene Complexes That Contain Sterically Demanding Arenethiolate Ligands. Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes, kH(T) = k°H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K))) [all data], Majer and Svoboda, 1985 Combining the benefits of homogeneous and heterogeneous catalysis with tunable solvents and nearcritical water. Substrate range and enantioselectivity of epoxidation reactions mediated by the ethene-oxidising Mycobacterium strain NBB4. . Palladium-catalyzed aerobic intermolecular cyclization of acrylic acid with 1-octene to afford Î±-methylene-Î³-butyrolactones: the remarkable effect of continuous water removal from the reaction mixture and analysis of the reaction by kinetic, ESI-MS, and XAFS measurements. Chem. ; Rossini, F.D., Unsaturated Aliphatic Hydrocarbons, PubMed Google Scholar, Galland, G.B., Mauler, R.S., de Menezes, S.C. et al. These dendritic ligands were fully characterized by 1 H NMR, 13 C NMR and FT-IR spectroscopy, elemental analysis and mass spectrometry. Technology, Office of Data Gregory.Smith@uct.ac.za. Copyright Â© 2012-2020 John Wiley & Sons, Inc. All Rights Reserved. (TRC) data available from this site, much more physical J. Res. Enzymatic epoxidation: synthesis of 7,8-epoxy-1-octene, 1,2-7,8-diepoxyoctane, and 1,2-Epoxyoctane by Pseudomonas oleovorans. ; Waddington, G., All Rights Reserved. Chemical Kinetic Influences of Alkyl Chain Structure on the High Pressure and Temperature Oxidation of a Representative Unsaturated Biodiesel: Methyl Nonenoate. The amido-bridged zirconocene's reactivity and catalytic behavior for ethylene polymerization. Copyright Â© 2018-2020 Sigma-Aldrich Co. LLC. Dendritic ligands (5 and 6) in combination with [RhCl(COD)] 2 (COD = 1,5-cyclooctadiene) were evaluated in aqueous biphasic hydroformylation of 1-octene. Partitioning of main and side-chain units between different phases: a solid-state 13C NMR inversion-recovery cross-polarization study on a homogeneous, metallocene-based, ethylene-1-octene copolymer. Part 2: adsorption of organic molecules on zeolite NaX, CaX, and CaCoX. A clear correlation of hydroformylation catalyst activity with ring size. Synthesis of 1,4:3,6-dianhydrohexitols diesters from the palladium-catalyzed hydroesterification reaction. ΔvapH = Synthesis, structure, and catalytic oxidation chemistry from the first oxo-imido Schiff base metal complexes. Enthalpies of vaporization of some 1-substituted n-alkanes, ; Waddington, G., ; Gross, M.E. Faraday Soc., 1960, 56, 1452. Highly Z-selective metathesis homocoupling of terminal olefins. Institute of Standards and Technology, nor is it intended to imply Rev. Chem. A sterically expanded "constrained geometry catalyst" for highly active olefin polymerization and copolymerization: an unyielding comonomer effect. Note: Please consider using the Effect of weight at slaughter on the volatile compounds of cooked beef from Spanish cattle breeds. Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes Data compilation copyrightby the U.S. Secretary of Commerce on behalf of the U.S.A.All rights reserved.
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