Browsing Kjemisk institutt by Author "Øien-Ødegaard, Sigurd"

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  • A highly asymmetric gold(III) η3‐allyl complex 
    Holmsen, Marte Sofie; Nova, Ainara; Øien-Ødegaard, Sigurd; Heyn, Richard H.; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    A highly asymmetric AuIII η3‐allyl complex has been generated by treating Au(η1‐allyl)Br(tpy) (tpy=2‐(p‐tolyl)pyridine) with AgNTf2. The resulting η3‐allyl complex has been characterized by NMR spectroscopy and X‐ray ...
  • A toroidal Zr70 oxysulfate cluster and its diverse packing structures 
    Øien-Ødegaard, Sigurd; Bazioti, Kalliopi; Redekop, Evgeniy; Prytz, Øystein; Lillerud, Karl Petter; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Herein, we report the discovery of a toroidal inorganic cluster of zirconium(IV) oxysulfate of unprecedented size with the formula Zr70(SO4)58(O/OH)146⋅x(H2O) (Zr70), which displays different packing of ring units and thus ...
  • Catalytic Activity of trans-​Bis(pyridine)​gold Complexes 
    Holta, Ann Christin Reiersølmoen; Csokas, Daniel; Øien-Ødegaard, Sigurd; Vanderkooy, Alan; Gupta, Arvind Kumar; Carlsson, Anna-Carin C.; Orthaber, Andreas; Fiksdahl, Anne; Pàpai, Imre; Erdélyi, Máté (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Gold catalysis has become one of the fastest growing fields in chemistry, providing new organic transformations and offering excellent chemoselectivities under mild reaction conditions. Methodological developments have ...
  • Catalytic studies of cyclometalated gold(III) complexes and their related UiO-67 MOF 
    Levchenko, Vladimir; Siah, Huey-San Melanie; Øien-Ødegaard, Sigurd; Kaur, Gurpreet; Fiksdahl, Anne; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Cyclometalated gold(III) complexes Au(L)(OAcF)2 (L = phenylpyridine dicarboxylic diester (ppyde) or phenylpyridine dicarboxylic acid (ppydc)) have been prepared reacting Au(OAc)3 with corresponding phenyl pyridines (ppyde ...
  • Co-catalyst free ethene dimerization over Zr-based metal-organic framework (UiO-67) functionalized with Ni and bipyridine 
    Kømurcu, Mustafa; Lazzarini, Andrea; Kaur, Gurpreet; Borfecchia, Elisa; Øien-Ødegaard, Sigurd; Gianolio, Diego; Bordiga, Silvia; Lillerud, Karl Petter; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Ni functionalized metal organic frameworks (MOF) are promising heterogeneous ethene dimerization catalysts. Activities comparable to or higher than Ni-aluminosilicates have been reported in literature. However, unlike the ...
  • Controlling the Synthesis of Metal−Organic Framework UiO-67 by Tuning Its Kinetic Driving Force 
    Kaur, Gurpreet; Øien-Ødegaard, Sigurd; Lazzarini, Andrea; Chavan, Sachin Maruti; Bordiga, Silvia; Lillerud, Karl Petter; Olsbye, Unni (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2019)
    The successful synthesis of metal−organic framework (MOF) compounds relies on an intricate interplay between the components of the synthesis liquor at the given synthesis conditions. Herein, we explore the interdependence ...
  • Hydrogenation of CO2 to Methanol by Pt Nanoparticles Encapsulated in UiO-67: Deciphering the Role of the Metal–Organic Framework 
    Gutterød, Emil Sebastian; Lazzarini, Andrea; Fjermestad, Torstein; Kaur, Gurpreet; Manzoli, Maela; Bordiga, Silvia; Svelle, Stian; Lillerud, Karl Petter; Skúlason, Egill; Øien-Ødegaard, Sigurd; Nova, Ainara; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Metal–organic frameworks (MOFs) show great prospect as catalysts and catalyst support materials. Yet, studies that address their dynamic, kinetic, and mechanistic role in target reactions are scarce. In this study, an ...
  • MAPO-18 Catalysts for the Methanol to Olefins Process: Influence of Catalyst Acidity in a High-Pressure Syngas (CO and H2) Environment 
    Xie, Jingxiu; Firth, Daniel Sean; Cordero Lanzac, Tomas; Airi, Alessia; Negri, Chiara; Øien-Ødegaard, Sigurd; Lillerud, Karl Petter; Bordiga, Silvia; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The transition from integrated petrochemical complexes toward decentralized chemical plants utilizing distributed feedstocks calls for simpler downstream unit operations. Less separation steps are attractive for future ...
  • Preparation, structure and reactivity of functionalized zirconium metal-organic frameworks 
    Øien-Ødegaard, Sigurd (Doctoral thesis / Doktoravhandling, 2016)
  • Quantification of Linker Defects in UiO-Type Metal-Organic Frameworks 
    Sannes, Dag Kristian; Øien-Ødegaard, Sigurd; Aunan, Erlend; Nova, Ainara; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Metal–organic frameworks (MOFs) are nanoporous materials composed of organic linkers and inorganic nodes. The large variety of linkers and nodes and the multiple ways to combine them make MOFs highly tunable materials, ...
  • Strongly visible light-absorbing metal-organic frameworks functionalized by cyclometalated ruthenium(ii) complexes 
    Thoresen, Eirik Mydske; Øien-Ødegaard, Sigurd; Kaur, Gurpreet; Tilset, Mats; Lillerud, Karl Petter; Amedjkouh, Mohamed (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Four different ruthenium(II) complexes were incorporated into the metal–organic framework (MOF) UiO-67 using three different synthetic strategies: premade linker synthesis, postsynthetic functionalization, and postsynthetic ...
  • Structural Elucidation, Aggregation, and Dynamic Behaviour of N,N,N,N-Copper(I) Schiff Base Complexes in Solid and in Solution: A Combined NMR, X-ray Spectroscopic and Crystallographic Investigation 
    Gerz, Isabelle; Jannuzzi, Sergio Augusto Venturinelli; Hylland, Knut Tormodssønn; Negri, Chiara; Wragg, David Stephen; Øien-Ødegaard, Sigurd; Tilset, Mats; Olsbye, Unni; DeBeer, Serena; Amedjkouh, Mohamed (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    A series of Cu(I) complexes of bidentate or tetradentate Schiff base ligands bearing either 1-H-imidazole or pyridine moieties were synthesized. The complexes were studied by a combination of NMR and X-ray spectroscopic ...
  • Symmetry of three-center, four-electron bonds 
    Holta, Ann Christin Reiersølmoen; Battaglia, Stefano; Øien-Ødegaard, Sigurd; Gupta, Arvind Kumar; Fiksdahl, Anne; Lindh, Roland; Erdélyi, Máté (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Three-center, four-electron bonds provide unusually strong interactions; however, their nature remains ununderstood. Investigations of the strength, symmetry and the covalent versus electrostatic character of three-center ...
  • Synthesis, Characterization, and Reactivity of Cyclometalated Gold(III) Dihalide Complexes in Aqua Regia 
    Levchenko, Vladimir; Nova, Ainara; Øien-Ødegaard, Sigurd; Balcells, David; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    A range of N,C‐chelated, cyclometalated gold(III) complexes Au(ppyR)X2 have been prepared and characterized by spectroscopic, crystallographic, and computational means. Here, ppyH is 2‐phenylpyridine dicarboxylic acid ...
  • The Reactivity of Multidentate Schiff Base Ligands Derived from Bi- and Terphenyl Polyamines towards M(II) (M=Ni, Cu, Zn, Cd) and M(III) (M=Co, Y, Lu) 
    Hylland, Knut Tormodssønn; Gerz, Isabelle; Wragg, David Stephen; Øien-Ødegaard, Sigurd; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Multidentate Schiff base ligands derived from a selection of biphenyl- and terphenyl polyamines were synthesized, and their reactivity towards divalent (Ni, Cu, Zn, Cd) and trivalent (Co, Y, Lu) metals was studied by ...
  • The Suzuki–Miyaura Cross-Coupling as the Key Step in the Synthesis of 2-Aminobiphenyls and 2,2'-Diaminobiphenyls: Application in the Synthesis of Schiff Base Complexes of Zn 
    Hylland, Knut Tormodssønn; Øien-Ødegaard, Sigurd; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    2‐Nitrophenylboronic acids serve as interesting starting materials for the construction of biphenyl‐ and terphenyl‐based amines if subjected to the Suzuki–Miyaura reaction. Unfortunately, these boronic acids suffer from ...
  • trans-Mutation at Gold(III): A mechanistic study of a catalytic acetylene functionalization via a double insertion pathway 
    Holmsen, Marte Sofie; Nova, Ainara; Balcells, David; Langseth, Eirin; Øien-Ødegaard, Sigurd; Heyn, Richard H.; Tilset, Mats; Laurenczy, Gábor (Journal article / Tidsskriftartikkel / SubmittedVersion, 2017)
    The Au(III) complex Au(tpy)(OAcF)2 (OAcF = OCOCF3; tpy = 2-(p-tolyl)pyridine) catalyzes the anti addition of trifluoroacetic acid (HOAcF) to acetylene to furnish vinyl trifluoroacetate. The Au(III) vinyl complex ...
  • Zeolite morphology and catalyst performance: Conversion of methanol to hydrocarbons over offretite 
    Lukaszuk, Katarzyna Anna; Rojo-Gama, Daniel; Øien-Ødegaard, Sigurd; Lazzarini, Andrea; Berlier, Gloria; Bordiga, Silvia; Lillerud, Karl Petter; Olsbye, Unni; Beato, Pablo; Lundegaard, Lars Fahl; Svelle, Stian (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    The synthesis, characterization and catalytic performance of offretite with four distinct crystal morphologies (oval, hexagonal, broccoli-like, and spherical) are presented. As a member of the ABC-6 family of zeolite ...
  • Zinc schiff base complexes derived from 2,2'-diaminobiphenyls: Solution behavior and reactivity towards nitrogen bases 
    Hylland, Knut Tormodssønn; Øien-Ødegaard, Sigurd; Heyn, Richard H.; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Zn complexes of Schiff base ligands derived from 2,2'‐diaminobiphenyls and salicylaldehyde derivatives were synthesized and characterized by NMR and single‐crystal X‐ray diffraction analysis. The detailed NMR studies suggest ...
  • Zn Redistribution and Volatility in ZnZrOx Catalysts for CO2 Hydrogenation 
    Redekop, Evgeniy; Cordero-Lanzac, Tomás; Salusso, Davide; Pokle, Anuj; Øien-Ødegaard, Sigurd; Sunding, Martin Fleissner; Diplas, Spyridon; Negri, Chiara; Borfecchia, Elisa; Bordiga, Silvia; Olsbye, Unni (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    ZnO–ZrO2 mixed oxide (ZnZrOx) catalysts are widely studied as selective catalysts for CO2 hydrogenation into methanol at high-temperature conditions (300–350 °C) that are preferred for the subsequent in situ zeolite-catalyzed ...