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Rosario Scopelliti

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Related publications (393)

Thiocyanate functionalised ionic liquids: synthesis, characterisation and reactivity

Rosario Scopelliti, Paul Joseph Dyson, Dongbin Zhao, Zhaofu Fei, Wee Han Ang

The reaction of chloromethyl thiocyanate with 1-methylimidazole affords the imidazolium salt, 1-thiocyanomethyl-3-methylimidazolium chloride, [C1SCNmim]Cl (1a). Exchange of the chloride anion in 1a by [PF6] ...

2007

Synthesis and characterization of partially substituted at lower rim phosphorus containing calix(4)arenes

Rosario Scopelliti, Anne-Sophie Chauvin

The synthesis and characterization of several new phosphorus-containing partially lower rim substituted derivatives of 5,11,17,23-tetra(t-butyl) calix(4)arene (1) and 5,11,17,23-tetra(t-octyl)calix(4)arene (II), namely 5,11,17,23-tetra(t-butyl)-25,27-dihyd ...

Taylor & Francis2007

Development of Ruthenium Antitumor Drugs that Overcome Multidrug Resistance Mechanisms

Rosario Scopelliti, Paul Joseph Dyson, Claudine Scolaro, Wee Han Ang, Andrew Douglas Phillips, Gianni Sava

Organometallic ruthenium(II) complexes of the general formula [Ru(η6-p-cymene)Cl2(L)] and [Ru(η6-p-cymene)Cl(L)2][BPh4] with modified phenoxazine- and anthracene-based multidrug resistanc ...

2007

Controlled Formation of Mixed-Metal Macrocycles Using Dynamic Exchange Processes and Steric Constraints

Kay Severin, Rosario Scopelliti, Zacharias Immanuel Grote

The exchange reaction of the trinuclear macrocycles [(C6H3iPr3)Ru(C5H3NO2)]3 (AAA) and [(cymene)Ru(C5H3NO2)]3 (BBB) has been studied. It was found that the equilibration proceeds in two steps and that the final mixture is completely dominated by the mixed- ...

2007

Atom-Transfer Radical Addition (ATRA) and Cyclization (ATRC) Reactions Catalyzed by a Mixture of [RuCl2Cp*(PPh3)] and Magnesium

Kay Severin, Rosario Scopelliti, Katrin Anne Thommes, Burçak Içli

2007

A New Coupling Reaction for the Synthesis of Ruthenium Halfsandwich Complexes with Sterically Demanding Cyclopentadienyl Ligands

Kay Severin, Rosario Scopelliti, Euro Solari, Sébastien Gauthier, Barnali Dutta

Royal Society of Chemistry2007

Revisiting Ether-Derivatized Imidazolium-Based Ionic Liquids

Rosario Scopelliti, Paul Joseph Dyson, Dongbin Zhao, Zhaofu Fei, Wee Han Ang

A series of ether-derivatized imidazolium halides have been prepd. and characterized. Contrary to literature reports, they are all cryst. solids and have m.ps. well above room temp. (50-100 °C). Single crystals of the imidazolium salts, obtained in situ by ...

2007

Efficient blue light-emitting diodes based on a classical "push-pull" architecture molecule 4,4 prime -di-(2-(2,5- dimethoxyphenyl)ethenyl)-2,2 prime -bipyridine

Philippe Bugnon, Michael Graetzel, Mohammad Khaja Nazeeruddin, Libero Zuppiroli, Rosario Scopelliti, Detlef Berner, Mauro Castellani, Filippo de Angelis

A novel, highly blue luminescent molecule containing donor and acceptor groups, 4,4 prime -di-(2-(2,5-dimethoxyphenyl)ethenyl)-2,2 prime -bipyridine, that shows photoluminescence emission at 450 nm with 43% quantum yield is designed and synthesized. Time d ...

Royal Society of Chemistry2006

Synthesis of Imidazolium-Tethered Ruthenium(II)-Arene Complexes and Their Application in Biphasic Catalysis

Gabor Laurenczy, Rosario Scopelliti, Paul Joseph Dyson

Reaction of RuCl3 with 1-[2-(1,4-cyclohexadiene-1-yl)alkyl]-3-methylimidazolium chloride (alkyl = Et, butyl) and 1-[2-(1,4-cyclohexadiene-1-yl)ethyl]-2,3-dimethylimidazolium chloride affords a series of dimeric ruthenium complexes of the type [RuCl2(η6-are ...

2006

Synthesis, Structure and Reactivity of Homo- and Heterobimetallic Complexes of the General Formula [CpRu(m-Cl)3ML] (LM = (arene)Ru, CpRh, Cp*Ir)

Laurent Quebatte, Kay Severin, Rosario Scopelliti

The homo- and heterobimetallic complexes [CpRu(m-Cl)3-ML] [LM = (C6H6)Ru, (cymene)Ru, (1,3,5-C6H3iPr3)Ru, CpRh, CpIr] were prepd. by reaction of [CpRu(m-OMe)]2 with Me3SiCl and subsequent addn. of [LMCl2]2. The complexes [Cp*Ru(m-Cl)3Ru(cymene)] and [C ...

2006

Chasing an Elusive Alkoxide: Attempts to Synthesize [OC(tBu)(CF3)2]−

Rosario Scopelliti, Lutz Müller

The synthesis of the alkoxide [OC(tBu)(CF3)2]− by the reaction of tBuM-reagents (M = Li; MgX) with hexafluoroacetone was attempted. This alkoxide was anticipated to be a good building block for novel weakly coordinating anions. However, in all attempted sy ...

2006

Introducing bulky functional lanthanide cores into thermotropic metallomesogens: a bottom-up approach

Jean-Claude Bünzli, Rosario Scopelliti, Stéphane Suarez

Basic thermodynamic considerations are used to rationalize the formation of thermotropic mesophases incorporating aromatic ligands for trivalent lanthanide metal ions (Ln). Standard flat and bent molecular interfaces, separating the central binding unit fr ...

2006

Dual Emission from Luminescent Nonalanthanide Clusters

Jean-Claude Bünzli, Rosario Scopelliti, Steve Comby

Clusters containing nine lanthanide and six sodium ions are crystallized with the help of a tridentate ligand bearing a phosphonic acid group; the structure of the EuIII compound reveals a host-guest assembly Eu⊂Na6Eu8L16 with a substantial quantum yield ( ...

2006

Ionic solid-state dimers and polymers derived from imidazolium dicarboxylic acids

Rosario Scopelliti, Paul Joseph Dyson, Zhaofu Fei, Wee Han Ang

A series of imidazolium dicarboxylic acids have been prepd. from the reaction of the 1,3-bis(carboxymethyl)imidazolium zwitterion with the Bronsted acids HX (X = F, Br, Cl, ClO4). The structures of these acids have been established in the solid ...

2006

Utilization of Self-Sorting Processes to Generate Dynamic Combinatorial Libraries with New Network Topologies

Kay Severin, Rosario Scopelliti

The synthesis of water-sol., organometallic macrocycles is described. They were obtained by self-assembly in reactions of the half-sandwich complexes [{Ru(C6H5Me)Cl2}2], [{Ru(p-cymene)Cl2}2], [{Rh(Cp)Cl2}2], and [{Ir(Cp*)Cl2}2] with the ligand 5-dimethylam ...

2006

Enhanced Hydrolytic Activity of Cu(II) and Zn(II) Complexes in Highly Cross-Linked Polymers

Kay Severin, Rosario Scopelliti, Alexander Schiller

2006

Use of Dipicolinate-Based Complexes for Producing Ion-Imprinted Polystyrene Resins for the Extraction of Yttrium-90 and Heavy Lanthanide Cations

François Bochud, Jean-Claude Bünzli, Rosario Scopelliti, Anne-Sophie Chauvin

Highly selective separation of yttrium (and lanthanides) is of interest for the design of radiopharmaceuticals, and an efficient method based on the ion-imprinting concept is proposed here. The synthesis and structural, thermodynamic and photophysical char ...

2006

Complexation associated rearrangement of iminobiphosphines to diphosphinoamines

Rosario Scopelliti, Paul Joseph Dyson, Dongbin Zhao, Zhaofu Fei, Wee Han Ang

The reaction of the iminobiphosphines RN[dbnd]>PPh2-PPh2, where R = C6H4(p-CN), C6H4(m-CN), C6H4(o-C6H5), C6F5 or C6

2006

Synthesis, Characterization, and in Vitro Evaluation of Novel Ruthenium(II) η6-Arene Imidazole Complexes

Rosario Scopelliti, Paul Joseph Dyson, Claudine Scolaro, Andrew Douglas Phillips, Gianni Sava

Ten complexes of general formula [Ru(η6-arene)Cl2(L)], [Ru(η6-arene)Cl(L)2][X], and [Ru(η6-arene)(L)3][X]2 (η6-arene = benzene, p-cymene; L = imidazole, ...

2006

Development of Organometallic Ruthenium-Arene Anticancer Drugs That Resist Hydrolysis

Rosario Scopelliti, Paul Joseph Dyson, Elisa Daldini, Claudine Scolaro, Wee Han Ang

With a view to develop drugs that could resist hydrolysis in aq. media,organometallic arene-capped ruthenium(II) 1,3,5-triaza-7-phosphatricyclo[3.3.1.1]decane (RAPTA) complexes bearing chelating carboxylate ligands have been prepd. and studied. The new com ...

2006

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