Browsing by Author Vargas M.D.

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PreviewIssue DateTitleAuthor(s)Type
1997Synthesis And Structural Characterization Of [ir4(co)8(η1-ph)(μ 4-η3-phpc(h)cph)(μ-pph2)], With A η1-phenyl Group Arising From Selective Cleavage Of A Coordinated Ph2pc(h)cph Ligand, And Of The Co-inserted Product [ir4(co)8(η1-c(o)ph)Pereira R.M.S.; Fujiwara F.Y.; Vargas M.D.; Braga D.; Grepioni F.Artigo de periódico
1998Synthesis And Structural Characterization Of [ir4(μ-co)(co)7{μ4-η3-ph 2pc(h)c(ph)pcbut}(μ-pph2)]: Alkyne-phosphaalkyne Coupling And Formation Of A Novel 2-phosphabutadienylphosphine LigandAraujo M.H.; Hitchcock P.B.; Nixon J.F.; Vargas M.D.Artigo de periódico
2004Carbon-carbon Coupling On Tetrahedral Iridium Clusters: X-ray Molecular Structures And Multinuclear Nmr Studies Of The Two Isomeric Forms Of [ir4(co)6(μ3-η2 -hccph)(μ2-η4-c4h2 Ph2)(μ-pph2)2]Helena Araujo M.; Vargas M.D.; Avent A.G.; Braga D.; Grepioni F.Artigo de periódico
1995The Synthesis And Reactivity Of The Heptanuclear Dianion [os7(co)20]2- Including The Synthesis And Structural Characterizations Of The Compounds [os7(co)20(aupet)32] And [os8(co)20(η6-c6h6]Amoroso A.J.; Johnson B.F.G.; Lewis J.; Li C.-K.; Morewood C.A.; Raithby P.R.; Vargas M.D.; Wong W.-T.Artigo de periódico
1990Synthesis And Structural Characterization Of The First Transition Metal Cluster Containing A Pph2aupph3 Ligand, Ir4(co)8(μ-co)3(pph2aupph3), And Its Conversion Into Ir4(co)9(μ-co)(μ-pph2)(μ-aupph3)Braga D.; Grepioni F.; Livotto F.S.; Vargas M.D.Artigo de periódico
1990Opening Of An Ir4 Cluster: The Reactions Of [hlr 4(co)10(μ-pph2)] With Pph 2c≡cphBraga D.; Benvenutti M.H.A.; Grepioni F.; Vargas M.D.Artigo de periódico
1994Novel Alkyne And Phosphaalkyne Coupling On An Ir4 Cluster: Synthesis And Molecular Structure Of [ir4(μ-co)(co) 7{μ4-η3-ph2 Pc(h)c(ph)pcbut}(μ-pph2)]Benvenutti M.H.A.; Hitchcock P.B.; Nixon J.F.; Vargas M.D.Artigo de periódico
1993Synthesis And X-ray Analysis Of The Tetranuclear Iridium Compounds Hir4(co)9(μ4-η3-ph 2pccph)(μ-pph2) And Ir4(co)7(μ-co)(μ3-η 2-hccph)(μ-pph2)2 And Multinuclear Nmr Studies Of The Latter CompoundBenvenutti M.H.A.; Vargas M.D.; Braga D.; Grepioni F.; Mann B.E.; Naylor S.Artigo de periódico
1993Synthesis And X-ray Structure Of The Tetranuclear Butterfly Iridium Cluster Ir4(co)8l(μ3-η3-ph 2pc(h)cph)(μ-pph2) (l = Pcy3) And 13c{1h}, 1h, And 31p{1h} Nmr Studies Of The Compounds With L = Co, Pcy3, And P(ome)3Benvenutti M.H.A.; Vargas M.D.; Braga D.; Grepioni F.; Parisini E.; Mann B.E.Artigo de periódico
1993Facile And Reversible Co Insertion Into The Ir-ch3 Bond Of [ir4(ch3)(co)8(μ4- η3-ph2pccph)(μ-pph2)]Vargas M.D.; Pereira R.M.S.; Braga D.; Grepioni F.Artigo de periódico
1993Synthesis And Structural Characterization Of The Phosphido Cluster [ir4h(co)10(μ-pph2)] And Its Facile Carbonyl Substitution Reactions With A Series Of Phosphines And PhosphitesLivotto F.S.; Raithby P.R.; Vargas M.D.Artigo de periódico
1992Kinetics Of Conversion Of [ir4(co)11(pph2aupph3)] Into [ir4(co)10(μ-pph2)(μ-aupph3)] And Their Structural CharacterizationLivotto F.S.; Vargas M.D.; Braga D.; Grepioni F.Artigo de periódico
1993Synthesis And Structural Characterization Of The Mixed-metal Species [co2ir2(co)10(η4-cod)] And [coir3(co)10(η4-cod)] (cod = 1,5-cyclooctadiene)Livotto F.S.; Vargas M.D.; Grepioni F.; Braga D.Artigo de periódico
1996Syntheses And Structural Characterisation Of [ir4(co)11(η1-l)] And [ir4(co)10(η1-l)2] {l = [fe(η5-p3c2but 2)(η5-p2c3but 3)] And [fe(η5-c5h5)...Benvenutti M.H.A.; Hitchcock P.B.; Nixon J.F.; Vargas M.D.Artigo de periódico
1996Novel C-h Activation In A Bis-tetrairidium Carbonyl Complex Of The Sandwich Compound [fe(η5-c5h5)(η5-p 3c2but 2)]: Crystal And Molecular Structures Of [ir4(co)11{fe(η5-c5h 5)(η5-p3c2bu(t) 2)}]Benvenutti M.H.A.; Hitchcock P.B.; Nixon J.F.; Vargas M.D.Artigo de periódico
2003Theoretical Modeling Of AlkynesRosseto R.; Vargas M.D.; Del Nero J.Artigo de periódico
2000Solvent Effects On The Electronic Absorption Spectrum And Evaluation Of Nonlinear Optical (nlo) Properties Of [co2{μ-η2- (c6h5)cc(c6h4no2)}(co)6]Martin G.M.B.; Vargas M.D.; Da Cunha C.J.; Da Motta Neto J.D.Artigo de periódico
2000First Evidence For Two Different μ-η1-η1- And μ-η1-η2- Co-ordination Modes Of The P3c2but 2 Ring Of [fe(η5-p3c2but 2)(η5-c5h5)] To A Same Cluster Fragment.Araujo M.H.; Hitchcock P.B.; Nixon J.F.; Vargas M.D.Artigo de periódico
1998High Nuclearity Iridium Clusters Derived From The Transformation Of [ir4(co)11(pph2cl)] On Silica Gel And The Thermolysis Of [hir4(co)10(μ-pph2)]De Araujo M.H.; Vargas M.D.; Braga D.; Grepioni F.Artigo de periódico
1999Synthesis And Structural Characterisation Of [ir4(co)8(ch3)(μ4-η 3-ph2pccph)(μ-pph2)] And Of The Carbonylation Product [ir4(co)8{c(o)ch3}(μ4-η 3-ph2pccph)(μ-pph2)]Braga D.; Fujiwara F.Y.; Grepioni F.; Pereira R.M.S.; Vargas M.D.Artigo de periódico