Browsing by Author Vargas M.D.

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PreviewIssue DateTitleAuthor(s)AdvisorType
20001,2,3-triphenyiphosphirene Derivatives Of The Iridium Carbonyl Clusters [hir4(co)9l(μ-pph2)] (l = Co, Pph3) Resulting From Substitution, Insertion And Hydrometallation Processes 1Hitchcock P.B.; Nixon J.F.; Vargas M.D.; Ziglio C.M.-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
2003Theoretical Modeling Of AlkynesRosseto R.; Vargas M.D.; Del Nero J.-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
2005X-ray Molecular Structures And Multinuclear Nmr Studies Of The Tetranuclear Iridium Clusters [ir4(co)7(μ4- η3-phcc(h)ccph)(μ-pph2)3] And [ir 4(co)7(μ3-η2-hccph) (η1-ccph)(μ-pph2)3]Araujo M.H.; Pereira R.M.S.; Vargas M.D.; Braga D.; Grepioni F.-Artigo de periódico
1999Thermal Decomposition Of [m3(co)12] (m = Ru, Os) Physisorbed Onto Porous Vycor Glass: A Route To A Glass/ruo2 NanocompositeZarbin A.J.G.; Vargas M.D.; Alves O.L.-Artigo de periódico
2002Synthesis And Characterisation Of Derivatives Of [hir4(co)10(μ-pph2)] With Mono And Diphosphines; X-ray Molecular Structures Of [hir4(co)8→ph2p(ch2)npph2← (μ-pph2)] (n = 1 And 4)Ziglio C.M.; Vargas M.D.; Braga D.; Grepioni F.; Nixon J.F.-Artigo de periódico
2002Synthesis Of 1-ferrocenyl-2-aryl(heteroaryl)acetylenes And 2-ferrocenylindole Derivatives Via The Sonogashira-heck-cassar ReactionTorres J.C.; Pilli R.A.; Vargas M.D.; Violante F.A.; Garden S.J.; Pinto A.C.-Artigo de periódico
2003Electronic Interactions In [ru3(μ3-r2 Ccc6h4-4-r1)(μ-dppm) (μ-co)(co)7] (r1 = No2 And R2 = Fc; R1 = No2, Cn And R2 = Ph)Rosseto R.; Torres J.C.; Stein E.; Vargas M.D.-Artigo de periódico
2002Oxidative Addition Reactions Of I2 With [hir4(co)10-n(pph3)n(μ-pph 2)] (n = 1 And 2) And Crystal And Molecular Structure Of [hir4(μ-i)2(co)7(pph3)(μ- Pph2)]Braga D.; Grepioni F.; Vargas M.D.; Ziglio C.M.-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
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
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
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
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
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
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