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Ara mostrant els elements 1-9 d 9
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C3-symmetry Mo3S4 aminophosphino clusters combining three sources of stereogenicity: stereocontrol directed by hydrogen bond interactions and ligand configuration
Llusar, Rosa; Safont Villarreal, Vicent Sixte; Feliz Rodríguez, Marta; Alfonso Padilla, Carmina Royal Society of Chemistry (2016)A diastereoselective synthesis of proline containing aminophosphino cubane-type Mo3S4 clusters, (P)-[Mo3S4Cl3((1S,2R)-PPro)3]Cl ((P)-[Mo-(SN,RC)]Cl) and (P)-[Mo3S4Cl3((1S,2S)-PPro)3]Cl ((P)-[Mo-(SN,SC)] Cl), has been ... -
Chiral [Mo3S4H3(diphosphine)3]+ hydrido clusters and study of the effect of the metal atom on the kinetics of proton transfer to the coordinated hydride: Mo vs W
Algarra, Andrés G.; García Basallote, Manuel; Fernández-Trujillo, M. Jesús; Feliz Rodríguez, Marta; Guillamón, Eva; Llusar, Rosa; Sorribes, Iván; Vicent Barrera, Cristian American Chemical Society (2010)The molybdenum(IV) cluster hydrides of formula [Mo3S4H3(diphosphine)3]+ with diphosphine = 1,2-(bis)dimethylphosphinoethane (dmpe) or (+)-1,2-bis-(2R,5R)-2,5-(dimethylphospholan-1-yl)ethane ((R,R)-Me-BPE) have been isolated ... -
Influence of the Diphosphine Coordinated to Molybdenum and Tungsten Triangular M3S4 Cluster Hydrides in the Catalytic Hydrodefluorination of Pentafluoropyridine
Alfonso Padilla, Carmina; Beltrán Álvarez, Tomás Francisco; Feliz Rodríguez, Marta; Llusar, Rosa Springer (2015-01)Hydrido molybdenum and tungsten(IV) cluster cations of formula [M3S4H3(dppe)3]+ (dppe = 1,2-(bis)dimethylphosphinoethane), [Mo-1]+ (M = Mo) and [W-1]+ (M = W), have been isolated by reacting their halide precursors with ... -
Intrinsic gas-phase reactivity toward methanol of trinuclear tungsten W3S4 complexes bearing W-X (X=Br, OH) groups
Vicent Barrera, Cristian; Feliz Rodríguez, Marta; Llusar, Rosa American Chemical Society (2008-11)Electrospray ionization (ESI) tandem mass spectrometry is used to investigate the gas-phase dissociation of trinuclear sulfide W3S4 complexes containing three diphosphane ligands and three terminal bromine atoms, namely, ... -
Mechanism of the catalytic gas-phase aldehyde production from trinuclear W3S4 complexes bearing W-OEt groups
Beltrán Álvarez, Tomás Francisco; Feliz Rodríguez, Marta; Llusar, Rosa; Safont Villarreal, Vicent Sixte; Vicent Barrera, Cristian Elsevier (2011)Collision induced dissociation experiments of the alkoxo [W3S4(dmpe)2(O)(OCH2CH3)]+ tungsten (IV) cation reveal that aldehyde elimination is the dominant reaction pathway. Complementary deuterium labelling experiments give ... -
Mechanism of the Catalytic Hydrodefluorination of Pentafluoropyridine by Group Six Triangular Cluster Hydrides Containing Phosphines: A Combined Experimental and Theoretical Study
Feliz Rodríguez, Marta; Beltrán Álvarez, Tomás Francisco; Llusar, Rosa; Mata Martínez, Jose A; Safont Villarreal, Vicent Sixte American Chemical Society (2010-12-21)The catalytic hydrodefluorination (HDF) of pentafluoropyridine in the presence of arylsilanes is catalyzed by the tungsten and molybdenum(IV) cluster hydrides of formula [M3S4H3(dmpe)3]+, W-1+ for M = W and Mo-1+ for M = ... -
Synthesis, Structure, Gas-Phase Reactivity, and Catalytic Relevance of Trinuclear Mo3S4 Clusters Bearing Terminal Hydroxo and Hydrosulfido Groups
Beltrán Álvarez, Tomás Francisco; Feliz Rodríguez, Marta; Llusar, Rosa; Safont Villarreal, Vicent Sixte; Vicent Barrera, Cristian WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim (2013-11)Molybdenum(IV) hydroxo [Mo3S4(dmpe)3(OH)3]+ (1+) and hydrosulfido [Mo3S4(dmpe)3(SH)3]+ (2+) [dmpe = 1,2-bis(dimethylphosphanyl)ethane] trimetallic cuboidal cluster complexes have been isolated in high yields by treating ... -
The Role of Solvent on the Mechanism of Proton Transfer to Hydride Complexes: The Case of the [W3PdS4H3(dmpe)3(CO)]+ Cubane Cluster
Algarra, Andrés G.; García Basallote, Manuel; Feliz Rodríguez, Marta; Fernández-Trujillo, M. Jesús; Llusar, Rosa; Safont Villarreal, Vicent Sixte Wiley-VCH (2010)The kinetics of reaction of the [W3PdS4H3(dmpe)3(CO)]+ hydride cluster (1+) with HCl has been measured in dichloromethane, and a second-order dependence with respect to the acid is found for the initial step. In the presence ... -
Unprecedented Solvent-Assisted Reactivity of Hydrido W3CuS4 Cubane Clusters: The Non-Innocent Behaviour of the Cluster-Core Unit
Algarra, Andrés G.; Feliz Rodríguez, Marta; Fernández-Trujillo, M. Jesús; Llusar, Rosa; Safont Villarreal, Vicent Sixte; Vicent Barrera, Cristian; García Basallote, Manuel Wiley (2009)Opening the cluster core: Substitution of the chloride ligand in the novel cationic cluster [W3CuS4H3Cl(dmpe)3]+ (see figure; dmpe=1,2-bis(dimethylphosphino)ethane) by acetonitrile is promoted by water addition. Kinetic ...