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Applied Catalysis A: General 478 (2014) iii–xi

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Applied Catalysis A: General

journal homepage: www.elsevier .com/locate/apcata

doi:10.1016/S0926-860X(14)00306-8

Contents

Articles

Conversion of biomass tar containing sulphur to syngas by Gd�CeO2 coated Ni�Fe bimetallic-based catalystsN. Laosiripojanaa,e, W. Sutthisripokb, S. Charojrochkulc, S. Assabumrungratd

aThe Joint Graduate School of Energy and Environment, CHE Center for Energy Technology and Environment,

King Mongkut’s University of Technology Thonburi, Bangkok, ThailandbDepartment of Mining and Materials Engineering, Faculty of Engineering, Prince of Songkla University, Songkhla, ThailandcNational Metal and Materials Technology Center (MTEC), Pathumthani, ThailanddDepartment of Chemical Engineering, Faculty of Engineering, Chulalongkorn University, Bangkok, ThailandePTT Group Frontier Research Center, PTT Public Company Limited, 555 Vibhavadi Rangsit Road, Chatuchak, Bangkok

10900, Thailand

� Gd�CeO2 coating promote sulfur tolerant and carbon deposition resistance of Ni�Fe/MgO�Al2O3. � Ce(SO4)2, Ce2(SO4)3 and Ce2O2S are formed during the steam reforming of naphthalene in the presence of H2S. � Ce(SO4)2 and Ce2(SO4)3 help Ni�Fe/MgO�Al2O3 promote high tar reforming activity. � Activity of CGO-coated Ni�Fe/MgO�Al2O3 can be regenerated by oxidation at 800 �C.

Applied Catalysis A: General, 478 (2014) 9

Carbon nanotubes as catalyst for the aerobic oxidation of cumene to cumene hydroperoxideShixia Liao, Feng Peng, Hao Yu, Hongjuan Wang

School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou,

Guangdong 510640, China

� Carbon nanotubes (CNTs) exhibits high activity for cumene to cumene hydroperoxide. � Cumene oxidation catalyzed by CNTs is proved a radical-involved reaction. � The surface functional groups and defects are unfa-vorable for the catalytic activity. � CNTs as a metal-free catalyst for the liquid-phase oxidation displays good stability.


Hydrogen generation from hydrolysis of ammonia borane in the presence of highly efficient poly(N-vinyl-2-pyrrolidone)-protected platinum-ruthenium nanoparticlesMurat Rakap

Department of Chemistry, Yuzuncu Yil University, 65080, Van, Turkey

� PVP-protected Pt–Ru nanoparticles are highly effi cient in hydrolysis of AB. � TOF value is 308 mol H2 molcat−1

min−1 for the hydrolysis of AB. � Max HG rate is 9884 L H2 min−1 molcat−1 for the hydrolysis of AB. � Activation

energy is 56.3 ± 2 kJ mol−1 for the hydrolysis of AB.


iv Contents

Crystalline structure refinements and properties of Ni/TiO2 and Ni/TiO2-Ce catalysts and application to catalytic reaction of “CO � NO”Adolfo Romero-Galarza, Kevin A. Dahlberg, Xiaoyin Chen, Johannes W. Schwank

Department of Chemical Engineering, University of Michigan, Ann Arbor, MI 48109, USA

� Cerium doping affects the crystallography of anatase.•Ni crystallites size decreases with Ce doping. � The inser-tion of Ce into the lattice of anatase creates Ti� sites. � Incorporation of Ce improves the catalytic performance for “CO + NO” reaction.


Imidazolium functionalized NT-Im-Au-Ag hybrids for surface-enhanced Raman scattering and catalytic reduction of 4-nitrophenolXiao Wua, Lihua Qiua, Zhenzhong Yangb, Feng Yana

aJiangsu Key Laboratory of Advanced Functional Polymer Design and Application, Department of Polymer

Science and Engineering, College of Chemistry, Chemical Engineering and Materials Science, Soochow

University, Suzhou 215123, ChinabState Key Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of

Sciences, Beijing 100190, China

� Polymer nanotubes were synthesized via cationic polymerization. � Polymer nanotubes were surface func-tionalized with imidazolium cations. � AuNPs and Au-AgNPs can be grown on the polymer nanotube surface. � The synthesized nanohybrids are suitable substrate for surface-enhanced Raman spectra. � The resultant nano-hybrids are effective catalysts in the reduction of 4-nitrophenol.


Palladium nanoparticle’s surface structure and morphology effect on the catalytic activity for dry reforming of methaneIgnacio O. Costillaa,b, Miguel D. Sa�nchezb, Carlos E. Gigolaa

aPlanta Piloto de Ingeniería Química (UNS-CONICET), Camino La Carrindanga Km 7, 8000 Bahía Blanca,

ArgentinabInstituto de Física del Sur (UNS-CONICET) and Departamento de Física, Universidad Nacional del Sur (UNS),

Av. Alem 1253, 8000 Bahía Blanca, Argentina

� Pd/�-Al2O3 catalysts of low loading were prepared and characterized by TEM and FTIR. � Post-impregnation washing steps modifi es the particle’s structure and morphology. � The development of the Pd(1 0 0) face is required for the CO2 reforming of CH4. � Nearly spherical particles lead to carbon formation and deactivation. � Hemispherical particles showed an activation process with limited formation of carbon.


Metallic structured catalysts: Influence of the substrate on the catalytic activityM.I. Domínguez, A. Pérez, M.A. Centeno, J.A. Odriozola

Departamento de Química Inorgánica e Instituto de Ciencia de Materiales de Sevilla Universidad

de Sevilla—CSIC, Avda. Américo Vespucio, 49, Sevilla, 41092, Spain

� CuOx/CeO2 washcoated on AISI 304 and FeCrAl stainless steel monoliths were studied on PROX. � Oxidized and enameled stainless steels were used as monolithic substrates. � Both activity and selectivity depend on the nature of the alloy and of the metal-catalyst interphase. � Diffusion of Na, Ca and Si from enamel, and Cr and Fe from the substrate is detected. � The metallic substrates of stainless steels monoliths are not spectators.


Contents v

Promoting mechanism of sulfur addition in catalytic dehydrogenation of isobutane over Mo/MgAl2O4 catalystsGuowei Wanga, Nannan Suna, Chuancheng Gaob, Xiaolin Zhu, Yanan Suna, Chunyi Lia, Honghong Shana

aState Key Laboratory of Heavy Oil Processing, China University of Petroleum, Qingdao 266580, PR ChinabShandong Hengyuan Petrochemical Company Ltd., Dezhou 251500, PR China

� Mo/MgAl2O4 catalysts with sulfur addition are effi cient in dehydrogenation. � MoS2 formed during the induc-tion period probably constitutes the active phase. � MoS2 formation requires treatment of appropriate reducing gases. � Mo/MgAl2O4 catalysts sulfi ded by H2S/N2 exhibit a high initial activity. � Loss of sulfur is the main reason for irreversible deactivation of the catalysts.

Preparation of amorphous silica-alumina using polyethylene glycol and its role for matrix in catalytic cracking of n-dodecaneAtsushi Ishihara, Takanori Wakamatsu, Hiroyuki Nasu, Tadanori Hashimoto

Division of Chemistry for Materials, Graduate School of Engineering, Mie University,

1577 Kurima Machiya-Cho, Tsu City, Mie Pref. 514-8507, Japan

� Silica-aluminas prepared using PEG consisted of larger micropores than zeolite. � Silica-alumina prepared using larger amounts of PEG had moderate amounts of mesopore. � With increasing PEG content, surface area and pore volume increased for all samples. � Both larger micropores and smaller mesopores affected the higher conver-sions. � The presence of larger micropores did not affect the selectivity of branched product.


Molecular size- and shape-selective Knoevenagel condensation over microporous Cu3(BTC)2 immobilized amino-functionalized basic ionic liquid catalystQun-xing Luoa, Xue-dan Songa, Min Jia, Sang-Eon Parkb, Ce Haoa, Yan-qin Lia

aSchool of Chemistry, Faculty of Chemical, Environmental and Biological Science and Technology, Dalian

University of Technology, Dalian 116023, People’s Republic of ChinabLaboratory of Nano-Green Catalysis and Nano Center for Fine Chemicals Fusion Technology, Department of

Chemistry, Inha University, Incheon 402-751, Republic of Korea

� Amino-functionalized basic ionic liquid was confi ned in Cu3(BTC)2 nanocavities. � Confi ned microenvironment with microporous window was constructed. � Synthesized catalyst showed excellent catalytic performance and reusability. � Size- and shape-selective catalysis in Knoevenagel condensation was observed. � Diffusion kinetics of reactants might be the controlling step.



XAFS and HAADF STEM combined characterization for size regulated Ni nanocluster catalyst and its unique size dependence for water gas shift reactionHirotake Kitagawaa, Nobuyuki Ichikunia, Hanako Okunob, Takayoshi Haraa, Shogo Shimazua

aDepartment of Applied Chemistry and Biotechnology, Graduate School of Engineering, Chiba University,

Yayoi-cho, Inage-ku, Chiba 263-8522, JapanbINAC/SP2M/LEMMA, CEA-Grenoble, 17 rue des Martyrs, 38054 Grenoble Cedex 9, France

� Preparation of size controlled Ni nanocluster catalyst on alumina without formation of NiAl2O4. � Population of distorted particles increased with decrease in average particle size. � Volcano-shaped size dependence was observed for the activity of water gas shift reaction.


vi Contents

Methane oxidation hysteresis over Pt/Al2O3Ashraf Amina, Ali Abedib, Robert Hayesc, Martin Votsmeierd, William Eplinge

aChemical Engineering & Pilot Plant Department, National Research Centre, Cairo, EgyptbDepartment of Chemical Engineering, University of Waterloo, Waterloo, ON, CanadacDepartment of Chemical Engineering, University of Alberta, Edmonton, AB, CanadadUmicore, Automotive Catalysis Division, Research and Development, Hanau, GermanyeDepartment of Chemical and Biomolecular Engineering, University of Houston, Houston, TX, USA

� Pt/Al2O3 was evaluated for CH4 oxidation as a function of temperature and O2 level. � Increasing O2 levels led to decreasing performance. � Hysteresis, in terms of ramping the temperature upward and downward, was observed. � This hysteresis effect can be used to maintain high conversions at lower temperatures. � Switching between high and low O2 levels can also be used to maintain high conversions.


Sulfonated niobia and pillared clay as catalysts in etherification reaction of glycerolPatrícia A. Celdeira, Maraisa Gonçalves, Flávia C.A. Figueiredo, Sandra Maria Dal Bosco, Dalmo Mandelli, Wagner A. Carvalho

Centro de Ciências Naturais e Humanas, Universidade Federal do ABC, Rua Santa Adélia, 166, Santo André

CEP 09210-170, SP, Brazil

� Niobia and pillared clay can be easily sulfonated by sulfuric acid treatment. � Niobia presented sulfur concentra-tion as high as 5.4 ± 0.4 �mol m−2(2.6%). � Sulfonated pillared clay allowed a glycerol conversion of 95%. � It was not identifi ed contribution of homogeneous catalysis.


Influence of support on the aerobic oxidation of HMF into FDCA over preformed Pd nanoparticle based materialsBaraa Siyoa,b, Matthias Schneidera, Jörg Radnika, Marga-Martina Pohla, Peter Langera,b, Norbert Steinfeldta

aLeibniz-Institut für Katalyse e.V., Albert-Einstein-Str. 29a, 18059 Rostock, GermanybInstitut für Chemie, Universität Rostock, Albert-Einstein-Str. 3a, 18059 Rostock, Germany

� Identical PVP-Pd NP were successfully deposited on different metal oxides. � The support infl uences the catalytic performance of supported Pd NP in HMF oxidation. � High yield of FDCA (90%) was obtained on Pd/ZrO2/La2O3. � Pd structure on support surface was changed during HMF oxidation. � The extent of structural changes of Pd was lowest on TiO2.


Mechanistic insights into the effects of support on the reaction pathway for aqueous-phase hydrogenation of carboxylic acid over the supported Ru catalystsLungang Chen, YuPing Li, Xinghua Zhang, Qi Zhang, Tiejun Wang, Longlong Ma

Key Laboratory of Renewable Energy, Guangzhou Institute of Energy Conversion, Chinese Academy of

Sciences, Wushan Energy Road No. 2, Guangzhou 510640, PR China

� The effect of support on C�O hydrogenation and decarbonylation of acyl was studied. � The formation of adsorption species from carboxylic acid depended on the nature of support. � The presence of enough acid sites and SMSI improved the hydrogenation of acyl species. � Decarbonylation of acyl is favored on the bare Ru sites.


Contents vii

Stable surface terminations of orthorhombic Mo2C catalysts and their CO activation mechanismsTao Wanga, Qiquan Luoa, Yong-Wang Lib, Jianguo Wangb, Matthias Bellera, Haijun Jiaoa,b

aLeibniz-Institut für Katalyse e.V. an der Universität Rostock, Albert-Einstein Strasse 29a, 18059 Rostock,

GermanybState Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences,

Taiyuan 030001, PR China

� Surface terminations of orthorhombic Mo2C catalysts have been computed. � (1 1 0)-Mo and (1 0 0)-Mo terminations are stable at low carbon chemical potential. � (1 1 1)-Mo/C and (1 1 0)-Mo/C terminations are stable at high carbon chemical potential. � CO activation on Mo terminations is dissociation controlled zero-order kinetic. � CO activation on Mo/C terminations is adsorption controlled fi rst-order kinetic.

Effect of chemical composition of SrxCa1 � xFe2O4 (0.0 ≤ x ≤ 1.0) catalyst and alkali towards efficient and selective epoxidation of styreneRavindra Y. Pawara, Parag V. Adhyapakb, Satish K. Pardeshia

aDepartment of Chemistry, University of Pune, Ganeshkhind, Pune 411007, Maharashtra, IndiabCentre For Materials For Electronics Technology (C-MET), Pune 411008, India

� Sr0.2Ca0.8Fe2O4 with highest surface area is found to be the best catalyst. � Synergistic effect of Sr2+ and Ca2+ ions enhance the epoxidation of styrene. � The site preference energy of Sr2+ ion is greater than Fe3+ ion. � Important role of NaOH towards the enhancement of epoxide selectivity.



Metathesis of cardanol over Ru catalysts supported on mesoporous molecular sieve SBA-15Tushar Shinde, Vojtech Varga, Miroslav Polásek, Michal Horácek, Nade zda Zilková, Hynek Balcar

J. Heyrovsky Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejskova 3,

182 23 Prague 8, Czech Republic

� Ru alkylidenes were immobilized on SBA-15 mesoporous molecular sieves. � Ru hybrid catalysts were highly active and selective in cardanol metathesis. � Cardanol cross-metathesis with ethene and diacetoxybutene was investigated. � Low Ru leaching and easy catalyst separation from products was observed.


Green, selective and swift oxidation of cyclic alcohols to corresponding ketonesGregory Chatela,b, Camille Monniera, Nathalie Kardosa, Celine Voironc, Bruno Andriolettib, Micheline Drayea

aLaboratoire de Chimie Moléculaire et Environnement (LCME), Université de Savoie, Campus scientifique de Savoie

Technolac, CISM, F-73376 Le Bourget du Lac Cedex, FrancebLaboratoire de Catalyse, Synthèse et Environnement (CASYEN), ICBMS UMR-CNRS 5246, Université Claude Bernard,

Lyon I, Ba timent Curien (CPE) 43 Boulevard du 11 novembre 1918, F-69622 Villeurbanne Cedex, FrancecDépartement pédagogique de Chimie, Université de Savoie, Campus scientifique de Savoie Technolac, F-73376 Le Bourget du Lac Cedex, France

� Original method to oxidize cyclic alcohols to ketones in few minutes under microwaves. � Effi cient and eco-friendly method to oxidize fi ve to eight membered cyclanols. � Use of aqueous H2O2 in the presence of H2WO4 and an ammonium based ionic liquid. � Role of phase transfer agent of the ionic liquid confi rmed by the use of Aliquat 336. � 94% yield of cyclohexanone in only 2.5 min reaction under microwave irradiations.


viii Contents

Fabrication of Ni–Al nanoparticles via vacuum arc plasma evaporation and their catalytic properties for CO oxidationYa Xua, Junyou Yangb, Masahiko Demuraa, Toru Haraa, Toshiyuki Hiranoa, Yoshitaka Matsushitac, Masahiko Tanakac, Yoshio Katsuyac

aNational Institute for Materials Science, 1-2-1 Sengen, Tsukuba 305-0047, JapanbSchool of Materials and Engineering, Huazhong University of Science and Technology, Wuhan 430074,

People’s Republic of ChinacSynchrotron X-ray Station at SPring-8, NIMS, Kouto, Sayo 679-5148, Hyogo, Japan

� Ni–Al nanoparticles were fabricated using vacuum arc plasma evaporation. � The Ni–Al nanoparticles were composed of Ni and Ni3Al, with Al2O3 and NiO phases formed on their surfaces. � The Ni–Al nanoparticles exhibited high catalytic activities for CO oxidation which were comparable to that of Pt-based catalysts. � The Ni phase was oxidized to NiO, while the Ni3Al phase remained unchanged during CO oxidation. � The NiO phase is likely to serve as an active species for CO oxidation.


Rationally designed Fe-MCM-41 by protein size to enhance lipase immobilization, catalytic efficiency and performanceJiafu Lin, Bohan Zhao, Yu Cao, Hui Xu, Shuhan Ma, Mingyue Guo, Dairong Qiao, Yi Cao

Microbiology and Metabolic Engineering Key Laboratory of Sichuan Province, College of Life Sciences,

Sichuan University, Chengdu 610065, PR China

� Modifi cation of adsorbents based on enzyme protein properties is promising. � The relative activity of immobilized lipase reached 197% compared to free enzyme. � Biofuel production catalyzed by immobilized lipase yields 98% conversion at 4 h. � The incorporation of Fe improves the catalytic performance of immobilized lipase.


How to increase the selectivity of Pd-based catalyst in alkynol hydrogenation: Effect of second metalArtur Yarulina, Igor Yuranova, Fernando Cárdenas-Lizanaa, Duncan T.L. Alexanderb, Lioubov Kiwi-Minskera

aGroup of Catalytic Reaction Engineering (GGRC) , École Polytechnique Fédérale de Lausanne,

EPFL-SB-ISIC-GGRC, Station 6, CH-1015 Lausanne, SwitzerlandbInterdisciplinary Centre for Electron Microscopy (CIME) , École Polytechnique Fédérale de Lausanne,

EPFL-SB-CIME, Station 12, CH-1015 Lausanne, Switzerland

� We developed a Pd-based catalyst for industrial hydrogenation of C20-alkynol. � The fi rst step comprised a modifi cation of Pd nanoparticles (NPs) with Ag or Cu. � Bimetallic nanocatalysts showed superior selectivity to alkenol than unmodifi ed Pd. � On the second step, the NPs were deposited on the structured ZnO-coated support. � The developed catalyst demonstrated high selectivity to alkenol (96%) and stable activity.


Non-covalent immobilization of RhDuphos on carbon nanotubes and carbon xerogelsC.C. Gheorghiu, C. Salinas-Martínez de Lecea, M.C. Román-Martínez

Department of Inorganic Chemistry and Materials Institute, University of Alicante Ctra. San Vicente del

Raspeig s/n. Alicante 03690, Spain

� The chiral catalyst RhDuphos has been anchored on carbon nanotubes and xerogels. � Non covalent anchoring strategies were used: electrostatic and �–� interactions. � Supports have been chemically modifi ed to promote desired interactions. � RhDuphos on an oxidized carbon xerogel is active, enantioselective and reusable.


Contents ix

Neodymium tris-diarylphosphates: Systematic study of the structure–reactivity relationship in butadiene and isoprene polymerisationIlya E. Nifant’eva,b, Alexander N. Tavtorkina,b, Sof’ya A. Korchaginaa,b,c, Inna F. Gavrilenkob, Nataliya N. Glebovab, Nataliya N. Kostitsynab, Vladimir A. Yakovlevb, Galina N. Bondarenkob, Marina P. Filatovab

aDepartment of Chemistry, M.V. Lomonosov Moscow State University, 1-3 Leninskie Gory, 119992 Moscow,

Russian FederationbA.V. Topchiev Institute of Petrochemical Synthesis, 29 Leninsky prospect, 119991 Moscow, Russian FederationcDepartment of Chemistry, Moscow State Pedagogical University, 1 M. Pirogovskaya, 119991 Moscow, Russian Federation

� Structure–activity relationship in neodymium-catalysed polymerisation of dienes. � Synthesis of tris-aryl phosphates of neodymium was elaborated. � A number of tris-aryl phosphates of neodymium were obtained. � The optimal neodymium tris-aryl phosphate catalyst was identifi ed.

n-Hexane cracking at high pressures on H-ZSM-5, H-BEA, H-MOR, and USY for endothermic reformingJing Luo, Balaaji V. Bhaskar, Yu-Hao Yeh, Raymond J. Gorte

Department of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia,

PA 19104, USA

� High-pressure n-hexane cracking was studied over H-ZSM-5, H-BEA, H-MOR, and USY. � Cracking behavior showed characteristics of bimolecular mechanism at high pressures. � Pore size affects which process is dominant for high-pressure cracking. � H-ZSM-5 is preferred for endothermic fuel reforming.

Origin of superior photocatalytic activity in rutile TiO2 hierarchical microspheres: The dominate role of “microcavity” structureTingjiang Yana, Rusheng Yuanb, Wenjuan Lia, Jinmao Youa

aThe Key Laboratory of Life-Organic Analysis of Shandong Province, College of Chemistry and Chemical

Engineering, Qufu Normal University, Qufu, Shandong 273165, PR ChinabResearch Institute of Photocatalysis, State Key Laboratory of Photocatalysis on Energy and Environment,

Fuzhou University, Fuzhou 350002, PR China

� Hierarchical TiO2 microspheres assembled by nanowires bundles were synthesized. � Annealing and ultrasonic irradiation had great effect on the structures of TiO2. � The microcavity structure of hierarchical TiO2 was destroyed upon both treatments. � The disappearance of microcavity structure reduced the photocatalytic activity.

Molybdenum complex tethered to the surface of activated carbon as a new recoverable catalyst for the epoxidation of olefinsM. Masteri-Farahani, S. Abednatanzi

Faculty of Chemistry, Kharazmi University, Tehran, Iran

� Modifi cation of active carbon with aminopropyltrimethoxysilane gave APTS-AC material. � Reaction of APTS-AC with MoO2(acac)2 afforded a new heterogeneous catalyst with hydrophobic properties. � The prepared catalyst acts as an effi cient catalyst in epoxidation of olefi ns and allyl alcohols.





x Contents

Steam reforming of tar using toluene as a model compound with nickel catalysts supported on hexaaluminatesCristina P.B. Quitetea,b, Roberto Carlos P. Bittencourta, Mariana M.V.M. Souzaa

aPetrobras – CENPES, Avenida Horácio Macedo, no 950, Cidade Universitária, CEP 21941-950 Rio de Janeiro,

RJ, BrazilbEscola de Química – Universidade Federal do Rio de Janeiro (UFRJ), Centro de Tecnologia, Bloco E, sala 206,

CEP 21941-909 Rio de Janeiro, RJ, Brazil

� Hexaaluminates of La, La/Ce and Ca are a mixture of phases after calcination at 1200 �C. � Ni supported on hexaaluminates presented low reduction temperature. � Coking rates are related to Ni particle sizes. � La/Ce support presented higher stability during steam reforming of toluene at 650 �C.

Reinvestigating Raney nickel mediated selective alkylation of amines with alcohols via hydrogen autotransfer methodologyAstha Mehtab, A. Thakera, V. Londheb, Santosh R. Nandana

aAmbernath Organics Pvt Ltd, 307/314, Creative Industries Premises, Road No. 2, Sunder Nagar,

Kalina, Mumbai 400098, IndiabSPP School of Pharmacy & Technology Management, SVKM’s NMIMS, Mumbai 400056, India

� New application of Raney nickel (R-Ni) for N-alkylation of amines using alcohol. � R-Ni prepared and characterized as autohydrogen transfer agents. � Scope of reaction explored with different amines and alcohols. � Optimized conditions applied to synthesis of pharmaceutical actives.


Pt nanoparticles over TiO2–ZrO2 mixed oxide as multifunctional catalysts for an integrated conversion of furfural to 1,4-butanediolFengbo Li, Tao Lu, Bingfeng Chen, Zhijun Huang, Guoqing Yuan

Beijing National Laboratory of Molecular Science, Key Laboratory of Green Printing, Institute of Chemistry,

Chinese Academy of Sciences, Zhongguancun North 1st Street, Haidian, Beijing 100190, PR China

� A one-pot conversion over one catalyst for converting furfural to 1,4-butanediol. � The total yield of 1,4-butanediol reaches 85.2% over multifuctional Pt/TiO2–ZrO2. � The catalyst exhibits good recyclability in a fi ve-run recycling test. � The sustainability of this conversion is improved by the process intensifi cation.


Copper-immobilized platinum electrocatalyst for the effective reduction of nitrate in a low conductive medium: Mechanism, adsorption thermodynamics and stabilityM.A. Hasnata, S. Ben Aounb, S.M. Nizam Uddina, M.M. Alama, P.P. Koayc, S. Amertharajc, M.A. Rasheda, Mohammed M. Rahmand, N. Mohamedc

aDepartment of Chemistry, Graduate School of Physical Sciences, Shahjalal University of Science and Technology,

Sylhet 3114, BangladeshbDepartment of Chemistry, Faculty of Science, Taibah University, P.O. Box 30002, Al-Madinah Al-Munawarah, Saudi ArabiacSchool of Chemical Sciences, Universiti Sains Malaysia, 11800 Minden, Penang, MalaysiadCentre of Excellence for Advanced Materials Research (CEAMR) & Chemistry Department, Faculty of Science, King Abdulaziz University, P.O. Box 80203, Jeddah

21589, Saudi Arabia

� Electrocatalytic reduction of nitrate ions has been performed at Pt–Cu surface. � The Pt–Cu surface is more effi cient than a pure Cu or Pt surface. � The Pt–Cu catalyst exhibits stable performance in the neutral medium. � The existence of Pd particles onto the Pt–Cu surface improves the catalytic effi ciency.



Contents xi

An efficient eco-sustainable oxidative desulfurization process using μ-oxo-bridged Fe(III) complex of meso-tetrakis(pentafluorophenyl)porphyrinAntónio Aguiar, Susana Ribeiro, André M.N. Silva, Luís Cunha-Silva, Baltazar de Castro, Ana M.G. Silva, Salete S. Balula

REQUIMTE, Departamento de Química e Bioquímica, Faculdade de Ciências, Universidade do Porto,

4169-007 Porto, Portugal

� The dimeric �-oxodiiron(III) porphyrin (�-O(FeTPFPP)2) was synthesized. � �-O(FeTPFPP)2 showed to be an effi cient catalyst for oxidative desulfurization. � A model oil free of refractory sulfur compounds in fuel was achieved after 2 h. � �-O(FeTPFPP)2 showed a remarkable catalytic performance to benzothiophene oxidation. � The porphyrin could be reused in consecutive desulfurization cycles.

Visible light-promoted selective oxidation of sulfides to sulfoxides catalyzed by ruthenium porphyrins with iodobenzene diacetateTse-Hong Chen, Zhibo Yuan, Aaron Carver, Rui Zhang

Department of Chemistry, Western Kentucky University, 1906 College Heights Blvd no. 11079, Bowling

Green, KY 42101, USA

� We report a new highly selective catalytic sulfoxidations using ruthenium porphyrins and iodobenzene diacetate. � We examine the reaction conditions and explore the substrate scope. � We propose a mechanism in light of detecting the key oxidizing intermediate.

