• Reactions
  • These topics are followed by the classification, nomenclature, preparation, and reactions of other aliphatic compound derivatives, including nitrogen derivatives and sulfur analogues. (elsevier.com)
  • 2 PhPCl2 → Ph2PCl + PCl3 Alternatively such compounds are prepared by redistribution reactions starting with triphenylphosphine and phosphorus trichloride. (wikipedia.org)
  • molecules
  • The acquisition, analysis, and understanding of metal-ligand bond energy information in organometallic molecules is an active and important area of chemical research. (valorebooks.com)
  • Nonvolatile, polar, thermally unstable molecules or high molecular weight compounds can be separated. (unt.edu)
  • 3. The process of claim 1, wherein the PECVD chamber has a remote source plasma generator, and wherein said portion of the silicon-containing compound molecules, but no tertiary-butyltris-dimethylamido-titanium molecules, is converted to aplasma. (patentgenius.com)
  • 5. The process of claim 1, which further comprises the step of admitting a nitrogen-containing compound into said chamber in combination with said tertiary-butyltris-dimethylamido-titanium molecules and said silicon-containing compound, saidnitrogen-containing compound being selected from the group consisting of amines, ammonia, and hydrazines, thereby incorporating nitrogen in the deposited predominantly titanium silicide film. (patentgenius.com)
  • Because virtually all molecules are fluxional in some respects, e.g. bond rotations in most organic compounds, the term fluxional depends on the context and the method used to assess the dynamics. (wikipedia.org)
  • hypervalent compound
  • The hypervalent compound is accessible in two ways, and which is chosen usually depends on what materials are available: it can be prepared from its acetate analogue by an exchange reaction, or by reacting iodobenzene with a combination of trifluoroperacetic acid and trifluoroacetic acid: Trifluoroperacetic acid is one of the strongest reagents used for Baeyer-Villiger oxidations, as a consequence of its high acidity relative to similar peracids and peroxides. (wikipedia.org)
  • It is an example of a hypervalent compound. (wikipedia.org)
  • radicals
  • Moreover, dicyclopentadienyl iron compounds are known (usually referred to as ferfocenes) in which an iron, cobalt, nickel or ruthenium atom is bound by fr-bonds to two cyclopentadiene radicals. (google.es)
  • Silicon
  • A process for depositing titanium suicide films via chemical vapor deposition takes place in a deposition chamber that has been evacuated to less than atmospheric pressure and utilizes, as reactants, the organometallic compound tertiary-butyltris-dimethylamido-titanium and a silicon-containing compound such as silane. (patentgenius.com)
  • Titanium silicide films incorporating various other compounds may be deposited using either of the heretofore described embodiments of the process by adding other precursors to the TBTDMAT and the silicon-containing compounds. (patentgenius.com)
  • For example, by adding nitrogen-containing compounds such as amines, ammonia, and hydrazines to the silicon and titanium precursors and using the same reaction parameters, a film having the general composition TiSi.sub.X N.sub. (patentgenius.com)
  • Additionally, by adding tungsten-containing organometallic compounds such as bis(2,4-dimethylpentadienyl)tungsten or tungsten halide compounds such as WF.sub.6 or WCl.sub.6 to the silicon and titanium precursors, a titanium silicide film having the general formula TiSiW can be deposited. (patentgenius.com)
  • 2. The process of claim 1, wherein said silicon-containing compound is selected from the group consisting of silane, chlorinated silanes, fluorinated silanes and organometallic silicon compounds. (patentgenius.com)
  • determination
  • This study was conducted in part at the National Institute of Standards and Technology (NIST), Gaithersburg, MD. Specifically this research centered around providing an alternative procedure to existing methodology for the determination of organomercury compounds in marine samples. (umass.edu)
  • 1962
  • The compound itself was first synthesized in 1962 as a tert-butyl derivative and then as the unsubstituted compound by Eugene van Tamelen in 1963 by photolysis of the cis-1,2-dihydro derivative of phthalic anhydride followed by oxidation with lead tetraacetate. (wikipedia.org)
  • ISBN
  • In addition, an overview chapter provides an introduction to basic concepts and the various experimental methodologies employed, as well as an extensive bibliography of relevant review articles, textbooks, thermodynamic data compilations, and other source materials.Marks, Tobin J. is the author of 'Bonding Energetics in Organometallic Compounds' with ISBN 9780841217911 and ISBN 0841217912. (valorebooks.com)
  • crystalline
  • In one study it is found that the reaction product of N,N-dimethylaniline with a complex of TMEDA, sodium salt of TMP and di-tert-butylzinc is a meta zincated complex as a stable crystalline compound. (wikipedia.org)
  • researchers
  • It brings together carefully reviewed contributions from leading experimental researchers studying organometallic bonding energetics in the gas phase, in solution, and on well-characterized surfaces. (valorebooks.com)
  • HYDROGEN
  • Berkelium(III) oxide, a yellow-green solid, is formed from BkO2 by reduction with hydrogen: 2 B k O 2 + H 2 ⟶ B k 2 O 3 + H 2 O {\displaystyle \mathrm {2\ BkO_{2}\ +\ H_{2}\ \longrightarrow \ Bk_{2}O_{3}\ +\ H_{2}O} } The compound has a melting point of 1920 °C, body-centered cubic crystal lattice and a lattice constant a = 1088.0 ± 0.5 pm. (wikipedia.org)
  • 1920
  • It has been known since 1920 that marine fish contain organoarsenic compounds, but it was not until 1977 that the chemical structure of the most predominant compound arsenobetaine was determined. (wikipedia.org)
  • benzene
  • The compound has nevertheless considerable strain energy and reverts to benzene with a chemical half-life of two days. (wikipedia.org)
  • preparation
  • New methodology for the preparation of ortho-substituted thiophenols and related compounds Garret D. Figuly, Cynthia K. Loop, J. C. Martin J. Am. Chem. (wikipedia.org)
  • stable
  • This trivalent state is the most stable, especially in aqueous solutions, but tetravalent berkelium compounds are also known. (wikipedia.org)
  • example
  • Known compounds of this kind include, for example, cyclopentadienyl compounds such as cyclopentadienyl manganese tricarbonyl. (google.es)
  • For example, if Δνo = 1ppm @ 500 MHz k ∼ 2 ( 500 ) = 1000 s − 1 {\displaystyle k\sim 2(500)=1000\mathrm {s} ^{-1}} (ca. 0.5 millisecond half-life) Many organometallic compounds exhibit fluxionality. (wikipedia.org)
  • produce
  • A method of preparing an ultra-pure organometallic compound comprising using a microchannel device and ionic liquid solvent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition. (ipexl.com)