Browsing by Author Araujo, MH

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2006Investigation of reaction mechanisms by electrospray ionization mass spectrometry: characterization of intermediates in the degradation of phenol by a novel iron/magnetite/hydrogen peroxide heterogeneous oxidation systemMoura, FCC; Araujo, MH; Dalmazio, I; Alves, TMA; Santos, LS; Eberlin, MN; Augusti, R; Lago, RM-Artigo de periódico
1998Hydrometalation of P CBut and activation of the P-C bond by a tetrairidium carbonyl cluster: Solution characterization of [Ir4Pt(dppe)(CO)(n){mu-PC(H)Bu-t}(mu-PPh2)] (n = 10 and 9) and crystal and molecular structures of the phosphinidine complex [HIr4Pt(dppe)(mu-CO)(CO)(7)(mu-PCH2But)(mu-PPh2)] and of the partially encapsulated phosphide compound [Ir4Pt(dppe)(mu-CO)(CO)(8)(mu(5)-P)(mu-PPh2)Araujo, MH; Avent, AG; Hitchcock, PB; Nixon, JF; Vargas, MD-Artigo de periódico
2004Carbon-carbon coupling on tetrahedral iridium clusters: X-ray molecular structures and multinuclear NMR studies of the two isomeric forms of [Ir-4(CO)(6)(mu(3)-eta(2)-HCCPh)(mu(2)-eta(4)-C4H2Ph2)(mu-PPh2)(2)]Araujo, MH; Vargas, MD; Avent, AG; Braga, D; Grepioni, F-Artigo de periódico
2005X-ray molecular structures and multinuclear NMR studies of the tetranuclear iridium. clusters [Ir-4(CO)(7)(mu(4)-eta(3)-PhCCH)CCPh)-(mu-PPh2)(3)] and [Ir-4(CO)(7)(mu(3)-eta(2)-HCCPh)(eta(1)-CCPh)(mu-PPh2)(3)]Araujo, MH; Pereira, RMS; Vargas, MD; Braga, D; Grepioni, F-Artigo de periódico
1998Synthesis and structural characterization of [Ir-4(mu-CO)(CO)(7){mu(4)-eta(3)-Ph2PC(H)C(Ph)PCBut}(mu-PPh2)]: Alkyne-phosphaalkyne coupling and formation of a novel 2-phosphabutadienylphosphine ligandAraujo, MH; Hitchcock, PB; Nixon, JF; Vargas, MD-Artigo de periódico
2000First evidence for two different mu-eta(1)-eta(1)- and mu-eta(1)-eta(2)-co-ordination modes of the P3C2Bu2t ring of [Fe(eta(5)-P3C2Bu2t)(eta(5)-C5H5)] to a same cluster fragment: Synthesis and characterisation of [Ir-4(CO)(10){Fe(eta(5)-P3C2Bu2t)(eta(5)-C5H5)}] and X-ray molecular structure of the mu-eta(1)-eta(2)-isomerAraujo, MH; Hitchcock, PB; Nixon, JF; Vargas, MD-Artigo de periódico