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M–Ge–Si thermolytic molecular precursors and models for germanium-doped transition metal sites on silica

Journal Article · · Dalton Transactions
DOI:https://doi.org/10.1039/D4DT00644E· OSTI ID:2336605
 [1];  [2];  [1];  [2];  [3];  [1]
  1. Department of Chemistry, University of California, Berkeley, Berkeley, CA, USA, Chemical Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA, USA
  2. Department of Chemistry and Chemical Biology and The Baruch ‘60 Center for Biochemical Solar Energy Research, Rensselaer Polytechnic Institute, Troy, NY 12180, USA
  3. Chemical Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA, USA, Department of Chemical and Biomolecular Engineering, University of California, Berkeley, 201 Gilman Hall, Berkeley, CA, USA

The new siloxy-germoxy ligand HOGe[OSi(O t Bu) 3 ] 3 generates Mn-, Fe-, and Cr-containing precursors suitable for thermolytic molecular precursor routes to quaternary oxides.

Sponsoring Organization:
USDOE
Grant/Contract Number:
AC02-05CH11231; FG02-07ER15903
OSTI ID:
2336605
Journal Information:
Dalton Transactions, Journal Name: Dalton Transactions Journal Issue: 17 Vol. 53; ISSN 1477-9226; ISSN ICHBD9
Publisher:
Royal Society of Chemistry (RSC)Copyright Statement
Country of Publication:
United Kingdom
Language:
English

References (95)

Catalytic Conversion of Methane into Aromatic Hydrocarbons over Iron Oxide Loaded ZSM-5 Zeolites journal November 1997
Homogeneous and Heterogeneous Catalysis: Bridging the Gap through Surface Organometallic Chemistry journal January 2003
Single-Site Heterogeneous Catalysts journal October 2005
Polymerization of Ethylene by Silica-Supported Dinuclear Cr III Sites through an Initiation Step Involving CH Bond Activation journal January 2014
Cage‐like Fe,Na‐Germsesquioxanes: Structure, Magnetism, and Catalytic Activity journal November 2016
Manganese‐Containing Porous Silicates: Synthesis, Structural Properties and Catalytic Applications journal October 2010
Heterogeneous Oxidation of Pyrimidine and Alkyl Thioethers in Ionic Liquids over Mesoporous Ti or Ti/Ge Catalysts journal September 2004
Grafting of [Mn(CH2tBu)2(tmeda)] on Silica and Comparison with Its Reaction with a Silsesquioxane journal December 2005
Facile Metalation of Silicon and Germanium Analogues of Thiocarboxylic Acids with a Manganese(II) Hydride Precursor journal July 2012
Synthesis and Characterization of Et2NM{OB[OSi(OtBu)3]2}3 (M = Zr, Hf) Molecular Precursors to Zr/B/Si/O and Hf/B/Si/O Materials journal October 2005
Structure and Reactivity of Framework and Extraframework Iron in Fe-Silicalite as Investigated by Spectroscopic and Physicochemical Methods journal February 1996
Tailored Oxide Materials via Thermolytic Molecular Precursor (TMP) Methods book January 2005
The Nature of Surface CrOx Sites on SiO2 in Different Environments journal October 2014
[12] Electron paramagnetic resonance spectroscopy of iron complexes and iron-containing proteins book January 1993
EPR of non-kramers doublets in biological systems journal October 1982
Surface organometallic chemistry: A new approach to heterogeneous Catal.ysis ? journal October 1983
Surface organometallic chemistry on metals: a novel and effective route to custom-designed bimetallic catalysts journal January 1994
Integer-spin electron paramagnetic resonance of iron proteins journal September 1989
Design and synthesis of heterogeneous catalysts: the thermolytic molecular precursor approach journal May 2003
Infrared and Raman spectra of tetrahydrofuran hydroperoxide journal August 1997
Molecular design and synthesis of heterogeneous and single-site, supported catalysts journal May 2002
Manganese-containing MCM-41 for epoxidation of styrene and stilbene journal September 2002
Structural properties and catalytic activity of Mn-MCM-41 mesoporous molecular sieves for single-step amination of benzene to aniline journal December 2008
Effects of Pb dopant on structure and activity of Pd/K-OMS-2 catalysts for heterogeneous oxidative carbonylation of phenol journal March 2010
Catalytic and photocatalytic epoxidation over microporous titanosilicates with nanosheet or layered structure journal September 2021
Multi-frequency, high-field EPR as a powerful tool to accurately determine zero-field splitting in high-spin transition metal coordination complexes journal September 2006
On the nature of different iron sites and their catalytic role in Fe-ZSM-5 DeNOx catalysts: new insights by a combined EPR and UV/VIS spectroscopic approach journal October 2004
Thermolytic conversion of a bis(alkoxy)tris(siloxy)tantalum(V) single-source molecular precursor to catalytic tantala–silica materials journal January 2005
New Fe/SiO materials prepared using diiron molecular precursors: Synthesis, characterization and catalysis journal October 2005
Thermolytic molecular precursor route to site-isolated vanadia–silica materials and their catalytic performance in methane selective oxidation journal March 2006
Synthesis methodology, stability, acidity, and catalytic behavior of the 18×1018×10 member ring pores ITQ-33 zeolite journal February 2008
Identity of the metal oxide support controls outer sphere interactions that change rates and barriers for alkene epoxidations at isolated Ti atoms journal July 2022
A multifrequency EPR study of Fe2+ and Mn2+ ions in a ZnSiF6·6H2O single crystal at liquid-helium temperatures journal July 2010
Synthesis and characterization of Mn–MCM-41and Zr–Mn-MCM-41 journal March 2005
Epoxidation of dibenzocycloalkenes on Ti–Ge-MCM-41 and Ti-SBA-15 catalysts journal June 2005
Aerial oxidation of p-isopropyltoluene over manganese containing mesoporous MCM-41 and Al-MCM-41 molecular sieves journal March 2006
Catalysis by Design: Well-Defined Single-Site Heterogeneous Catalysts journal March 2016
Surface Organometallic and Coordination Chemistry toward Single-Site Heterogeneous Catalysts: Strategies, Methods, Structures, and Activities journal January 2016
Tantalum–Polyhedral Oligosilsesquioxane Complexes as Structural Models and Functional Catalysts for Epoxidation journal February 2017
Magnetic Memory from Site Isolated Dy(III) on Silica Materials journal February 2017
Molecular Metal Catalysts on Supports: Organometallic Chemistry Meets Surface Science journal July 2014
Characterization of the Porous Structure of SBA-15 journal July 2000
Block Copolymer-Assisted Synthesis of Mesoporous, Multicomponent Oxides by Nonhydrolytic, Thermolytic Decomposition of Molecular Precursors in Nonpolar Media journal October 2001
SOMC@PMS. Surface Organometallic Chemistry at Periodic Mesoporous Silica journal November 2001
Dimolybdenum(III) Complexes of −OSi(O t Bu) 3 , −O 2 P(O t Bu) 2 , and −OB[OSi(O t Bu) 3 ] 2 as Single-Source Molecular Precursors to Molybdenum-Containing, Multi-Component Oxide Materials journal March 2004
Site-Isolated Pt-SBA15 Materials from Tris( tert -butoxy)siloxy Complexes of Pt(II) and Pt(IV) journal October 2008
Catalysis and Surface Organometallic Chemistry: A View from Theory and Simulations journal March 2010
Origin of the Increase of Activity and Selectivity of Nickel Doped by Au, Ag, and Cu for Acetylene Hydrogenation journal April 2012
Titanium–Germoxy Precursor Route to Germanium-Modified Epoxidation Catalysts with Enhanced Activity journal September 2013
EPR Spectra from “EPR-Silent” Species:  High-Frequency and High-Field EPR Spectroscopy of Pseudotetrahedral Complexes of Nickel(II) journal August 2002
Tris( tert -butoxy)siloxy Derivatives of Boron, Including the Boronous Acid HOB[OSi(O t Bu) 3 ] 2 and the Metal (Siloxy)boryloxide Complex Cp 2 Zr(Me)OB[OSi(O t Bu) 3 ] 2 :  A Remarkable Crystal Structure with 18 Independent Molecules in Its Asymmetric Unit journal February 2003
Preparations and Properties of Chromium(II) Complexes. II. Complexes with Pyridine journal August 1965
Synthesis and Characterization of Phase-Pure Manganese(II) and Manganese(III) Silicalite-2 journal July 2008
Fluxionality in a Paramagnetic Seven-Coordinate Iron(II) Complex: A Variable-Temperature, Two-Dimensional NMR and DFT Study journal April 2009
Square Planar Bis{3,6-bis(trimethylsilyl)benzene-1,2-dithiolato}metal Complexes of Cr II , Co III , and Rh II : An Experimental and Density Functional Theoretical Study journal December 2009
EPR Spectra from “EPR-Silent” Species:  High-Field EPR Spectroscopy of Aqueous Chromium(II). journal March 2000
Characterization of Iron in Zeolites by X-band and Q-Band ESR, Pulsed ESR, and UV-Visible Spectroscopies journal July 1994
Tertiary phosphine adducts of manganese(II) dicyclopentadienide. Magnetic studies and structural characterization of tilted cyclopentadienyl rings journal April 1984
Silica-Supported, Single-Site Titanium Catalysts for Olefin Epoxidation. A Molecular Precursor Strategy for Control of Catalyst Structure journal July 2002
Synthesis, Characterization, and Catalytic Performance of Single-Site Iron(III) Centers on the Surface of SBA-15 Silica journal November 2002
Electronic and Molecular Structure of High-Spin d 4 Complexes:  Experimental and Theoretical Study of the [Cr(D 2 O) 6 ] 2+ Cation in Tutton's Salts journal November 2004
Atomic Level Control over Surface Species via a Molecular Precursor Approach:  Isolated Cu(I) Sites and Cu Nanoparticles Supported on Mesoporous Silica journal August 2004
One-Step Hydrothermal Synthesis of Manganese-Containing MFI-Type Zeolite, Mn–ZSM-5, Characterization, and Catalytic Oxidation of Hydrocarbons journal June 2013
Dopant-Induced Modification of Active Site Structure and Surface Bonding Mode for High-Performance Nanocatalysts: CO Oxidation on Capping-free (110)-oriented CeO 2 :Ln (Ln = La–Lu) Nanowires journal September 2013
Kinetics and Mechanism of Olefin Epoxidation with Aqueous H 2 O 2 and a Highly Selective Surface-Modified TaSBA15 Heterogeneous Catalyst journal August 2008
ESR Fine Structure of Manganese Ions in Zeolite A Detects Strong Variations of the Coordination Environment journal January 1996
EPR Spectra from “EPR-Silent” Species:  High-Field EPR Spectroscopy of Manganese(III) Porphyrins journal September 1997
Tris( tert- butoxy)siloxy Complexes as Single-Source Precursors to Homogeneous Zirconia- and Hafnia-Silica Materials. An Alternative to the Sol-Gel Method journal October 1997
Electron Paramagnetic Resonance Spectroscopy of Chromium in CrAPO-5 Molecular Sieves journal December 2000
Synthesis, Characterization and Catalytic Properties of the Novel Manganese-Containing Amorphous Mesoporous Material MnTUD-1 journal April 2008
Controlled Assembly of Hetero-binuclear Sites on Mesoporous Silica: Visible Light Charge-Transfer Units with Selectable Redox Properties journal May 2008
CO-Free Hydrogen Production for Fuel Cell Applications over Au/CeO2 Catalysts: FTIR Insight into the Role of Dopant journal September 2009
Enhancing the Performance of a Supported Titanium Epoxidation Catalyst by Modifying the Active Center journal February 1998
The Identity in Atomic Structure and Performance of Active Sites in Heterogeneous and Homogeneous, Titanium−Silica Epoxidation Catalysts journal October 1999
Modifying the Catalytic Activity of Ti-Zeolites by Isomorphic Substitution of Si by Ge Atoms. A Periodic Quantum-Chemical Study journal May 2000
Influence of Surface Modification of Ti−SBA15 Catalysts on the Epoxidation Mechanism for Cyclohexene with Aqueous Hydrogen Peroxide journal October 2005
Enhancement of Epoxidation Efficiencies for Ta-SBA15 Catalysts. The Influence of Modification with –EMe 3 (E = Si, Ge, Sn) Groups journal May 2011
Site-Specific Synthesis of Oxo-Bridged Mixed-Valence Binuclear Complexes on Mesoporous Silica journal July 2008
Synthesis, structure, and reactivity of siloxides and germyloxides of iron(ii) and cobalt(ii) journal February 2003
Catalytic behavior of MnMCM-48 and WMnMCM-48 ordered mesoporous catalysts in a reductive environment: a study of the conversion of methylcyclopentane journal January 2013
Incorporation of Mn into the vacant T-atom sites of a BEA zeolite as isolated, mononuclear Mn: FTIR, XPS, EPR and DR UV-Vis studies journal January 2016
Ga[OSi(O t Bu) 3 ] 3 ·THF, a thermolytic molecular precursor for high surface area gallium-containing silica materials of controlled dispersion and stoichiometry journal January 2016
Silica-supported isolated gallium sites as highly active, selective and stable propane dehydrogenation catalysts journal January 2017
Engineering an atomically well defined active site for the catalytic epoxidation of alkenes journal January 1997
A new molecular precursor for magnesia–silica materials journal January 2001
EPR spectroscopy as a probe of metal centres in biological systems journal January 2006
Tertiary phosphine adducts of manganese(II) dialkyls. Part 2. Synthesis, properties, and structures of monomeric complexes journal January 1983
Electron paramagnetic resonance of heterogeneous chromium catalysts journal January 1996
Proton transfers are key elementary steps in ethylene polymerization on isolated chromium(III) silicates journal July 2014
Theory of the isotropicgvalue of 4·27 found for some high-spin ferric ions journal January 1964
Intermediate symmetry journal January 1964
Principles of Pulse Electron Paramagnetic Resonance book May 2001
Triblock Copolymer Syntheses of Mesoporous Silica with Periodic 50 to 300 Angstrom Pores journal January 1998
Reactions of titanium alcoholates Ti(OR)4 (R = n-Bu, t-Bu) with tertiary organic and organometallic hydroperoxides journal February 2006
Alkoxysilanes. II. Preparation of Tributoxysiloxychlorosilanes, Silanols, and Their Polymeric Substances journal April 1969

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