Listar QUIO_Articles por título
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An efficient microwave-assisted enzymatic resolution of alcohols using a lipase immobilised on supported ionic liquid-like phases (SILLPs)
Royal Society of Chemistry (2013)The combined action of microwave irradiation and CALB immobilised onto polymeric SILLPs leads to an excellent activity improvement (28 fold) and operational stability towards reuse (12 operation cycles). This procedure ... -
An enzymatic biomimetic system: enhancement of catalytic efficiency with new polymeric chiral ionic liquids synthesised by controlled radical polymerisation
Royal Society of Chemistry (2014)The controlled radical polymerization of monomeric units containing chiral ionic liquids (CILs) allows the synthesis of intrinsically chiral polymers through a bottom-up design. These polymeric chiral ionic liquids (PCILs) ... -
An extended chain and trinuclear complexes based on unsupported Pt(II)-M (M = Tl(I), Pb(II)) Bond: Contrasting Photophysical Behavior
American Chemical Society (2015-04)The syntheses and structural characterizations of a Pt–Tl chain [{Pt(bzq)(C6F5)2}Tl(Me2CO)]n 1 and two trinuclear Pt2M clusters (NBu4)[{Pt(bzq)(C6F5)2}2Tl] 2 and [{Pt(bzq)(C6F5)2}2Pb] 3 (bzq = 7,8-benzoquinolinyl), stabilized ... -
An Iron Pyridyl-Carbene Electrocatalyst for Low Overpotential CO2 Reduction to CO
American Chemical Society (2021-04-15)Electrocatalysts for CO2 reduction based on first-row transition metal ions have attracted attention as abundant and affordable candidates for energy conversion applications. Yet very few molecular iron electrocatalysts ... -
An Ir–Pt Catalyst for the Multistep Preparation of Functionalized Indoles from the Reaction of Amino Alcohols and Alkynyl Alcohols
Wiley-VCH (2010)The 1,2,4-trimethyltriazolylidene (ditz) ligand allows the preparation of homo- and heterodimetallic complexes of Pt2 and Ir–Pt. These two complexes have been characterized by means of spectroscopic and diffractommetric ... -
An Unusual Example of Base-Free Catalyzed Reduction of C═O and C═NR Bonds by Transfer Hydrogenation and Some Useful Implications
American Chemical Society (2008-03)A series of Cp*IrIII(NHC) complexes have been used in the catalytic transfer hydrogenation of ketones and imines in iPrOH, showing that the reduction of ketones is complete within minutes at room temperature, with the ... -
Anion-Responsive Diguanidinium-Based Chiral Organogelators
Wiley (2012-10)The chiral bicyclic diguanidinium chloride 1 forms gels in aromatic apolar solvents. The gels were characterized at different levels of organization, from the macroscopic to the molecular level by using microscopy, ... -
Antiplasmodial and Cytotoxic Activity of Piper Piedecuestanum Trel. and Yunck
Academic Journals, New York (2018)ackground and Objective: Plasmodium resistance to antimalarial drugs has expanded and in tensified, making new and effective antimalarial drugs urgently. The objective of this work was the in vitro evaluation of ... -
Antiplasmodials soulattrolide derivatives from Calophyllum brasiliense and its mechanism of activity
Elsevier (2019-03)Parasitic diseases such as malaria, leishmaniasis, trypanosomia-sis, and schistosomiasis are just one of the main causes of diseaseand death in the world today (WHO, 2016). In 2016, 91 countriesreported a total of 216 ... -
Antiprotozoal and cysteine proteases inhibitory activity of dipeptidyl enoates
Elsevier (2018-09-01)A family of dipeptidyl enoates has been prepared and tested against the parasitic cysteine proteases rhodesain, cruzain and falcipain-2 related to sleeping sickness, Chagas disease and malaria, respectively. They have also ... -
Aplicació de rúbriques per a l'avaluació d'estudiants en grups de treball de laboratori químic
Universitat de Barcelona (2016)El present treball de millora educativa constitueix un exemple de millora en les pràctiques de laboratori de l’assignatura QU0924 Química Inorgànica III mitjançant la introducció de rúbriques com a instrument d’avaluaci ... -
Application of optically active chiral bis- (imidazolium) salts as potential receptors of chiral dicarboxylate salts of biological relevance
Royal Society of Chemistry (2015)A family of chiral bis(imidazolium) salts derived from natural amino acids has been synthesized by a simple synthetic approach and the corresponding bis(trifluoromethylsulfonyl)imide salts have been shown to be room ... -
Aryl azoles based scaffolds for disrupting tumor microenvironment
Elsevier (2023-11-15)Thirty-nine aryl azoles, thirteen triazoles and twenty-seven tetrazoles, have been synthetized and biologically evaluated to determine their activity as tumor microenvironment disruptors. Antiproliferative studies have ... -
Aryl urea based scaffolds for multitarget drug discovery in anticancer immunotherapies
MDPI (2021-04-06)Twenty-one styryl and phenethyl aryl ureas have been synthetized and biologically evaluated as multitarget inhibitors of Vascular endothelial growth factor receptor-2 VEGFR-2 and programmed death-ligand-1 (PD-L1) proteins ... -
Arylpyridines, arylpyrimidines and related compounds as potential modulator agents of the VEGF, hTERT and c-Myc oncogenes
Elsevier (2019-03-01)Twenty-four derivatives structurally related to honokiol have been synthesized and biologically evaluated. IC50 values were determined towards the HT-29, MCF-7 and HEK-293 cell lines. Some of these derivatives exhibited ... -
Arylureas derived from colchicine: Enhancement of colchicine oncogene downregulation activity
Elsevier (2018-04-25)Our efforts to get therapeutically useful colchicine derivatives for the treatment of cancer have led us to synthetize and biologically evaluate twenty-seven N,N′-disubstituted ureas containing a colchicine moiety and an ... -
Assessment of tropospheric ozone effects on citrus crops using passive samplers in a western Mediterranean area
Elsevier (2008)This work assesses the effects caused by tropospheric ozone on citric crops in "La Plana de Castellon", a western Mediterranean area rich in orange orchards. Passive ozone samplers were used as an alternative tool to monitor ... -
Atmosphere- and Voltage-Dependent Electronic Conductivity of Oxide-Ion-Conducting Zr1-xYxO2-x/2 Ceramics
ACS (2017-05)Cubic, fluorite-structured solid solutions Zr1-xYxO2-x/2 (YSZ; x = 0.4-0.7) were prepared by sol-gel synthesis. Impedance measurements on pellets of 85% approximate density sintered at 1300 °C for 24 h showed strong evidence ... -
AuNP−polymeric ionic liquid composite multicatalytic nanoreactors for one-pot cascade reactions
American Chemical Society (2016)Different AuNP-PIL nanocomposites have been developed as bifunctional catalysts in which the IL-like units promote the Knoevenagel condensation through a dual electrophilic/nucleophilic activation relay mechanism and ... -
Azonia spiro polyaza macrocycles containing biphenyl subunits as anion and cation receptors
Elsevier (2011-06-24)The reaction of N-Boc triprotected cyclam with bis(chloromethyl)biphenyl followed by the corresponding deprotection of the nitrogen atoms allows the preparation of receptor 3 containing an azonia spiro subunit. This receptor ...