Sfoglia per Autore
Behavior of [Ir6(CO)16] in Solution: Isomerization and Cluster Breakdown to [Ir4(CO)12]
1995 D. Roberto, L. Garlaschelli, M. Pizzotti
SURFACE ORGANOMETALLIC CHEMISTRY - THE SURFACE SPECIES [HOS3(CO)(10)(OSI)] AS A REACTIVE INTERMEDIATE IN THE SILICA-MEDIATED SYNTHESIS OF VARIOUS OSMIUM CARBONYL CLUSTERS STARTING FROM [OS-3(CO)(12)]
1995 D. Roberto, M. Pizzotti, R. Ugo
Surface organometallic chemistry: the potential involvement of surface-bound [HOs3(CO)10(OSi≡)] and physisorbed [HOs3(CO)10(OH)] as intermediates in the silica-mediated synthesis of various neutral and anionic osmium carbonyl clusters
1996 E. Cariati, D. Roberto, R. Ugo
New water-soluble ruthenium(II) and osmium(II) hydroxo carbonyl complexes
1996 E. Cariati, E. Lucenti, M. Pizzotti, D. Roberto, R. Ugo
Extraction methods and surface reactions as a convenient methodology for the characterization of surface organometallic species
1996 D. Roberto, E. Cariati, M. Pizzotti, R. Psaro
Surface-Mediated Organometallic Synthesis: High-Yield Preparations of Neutral and Anionic Osmium Carbonyl Clusters by Controlled Reduction of Silica-Supported [Os(CO)3Cl2]2and OsCl3in the Presence of Na2CO3or K2CO3
1996 D. Roberto, E. Cariati, R. Ugo, R. Psaro
Surface-mediated organometallic synthesis: High-yield and selective syntheses of neutral and anionic ruthenium carbonyl clusters by controlled reduction of silica-supported RuCl3 in the presence of Na2CO3 or K2CO3
1997 D. Roberto, E. Cariati, E. Lucenti, M. Respini, R. Ugo
Surface-mediated organometallic synthesis: The activating role of silica for a high-yield route to [H4Os4(CO)(12)] and [HOs3(CO)(10)Y] (Y = OH, OR, Cl, Br, I, O2CR, SCN) clusters from [Os-3(CO)(12)]
1997 D. Roberto, E. Lucenti, C. Roveda, R. Ugo
Surface-Mediated Organometallic Synthesis: High-Yield Syntheses of [Ir4(CO)12], [Ir6(CO)15]2−, and [Ir8(CO)22]2− by Controlled Reduction of Silica-Supported IrCl3 or [Ir(cyclooctene)2(μ-Cl)]2 in the Presence of Na2CO3 or K2CO3
1998 E. Cariati, D. Roberto, R. Ugo
Surface organometallic chemistry: the silica surface as an unusual reaction medium for high-yield syntheses of carbonyl clusters and related metal carbonyl compounds
1998 E. Cariati, E. Lucenti, D. Roberto, R. Ugo
Surface organometallic chemistry: Understanding the multistep process of silica-mediated synthesis of various osmium carbonyl clusters from supported alpha-[Os(CO)(3)Cl-2](2)
1998 E. Cariati, P. Recanati, D. Roberto, R. Ugo
The Surface of Inorganic Oxides: An Unusual Reaction Medium for the High-Yield and Selective Synthesis of Various Osmium Carbonyl Clusters
1999 E. Cariati, E. Lucenti, D. Roberto, R. Ugo
High-yield syntheses, under mild conditions, of various neutral and anionic ruthenium and osmium carbonyl clusters by controlled reduction in ethylene glycol of [M(CO)(3)Cl-2](2) or MCl3 (M=Ru, Os) in the presence of Na2CO3 or K2CO3
1999 C. Roveda, E. Cariati, E. Lucenti, D. Roberto
Surface Organometallic Chemistry: Easy Reductive Carbonylation of Silica-Supported [Re(CO)3(OH)]4to [Re2(CO)10] via Silica-Anchored [Re(CO)5(OSi⋮)] and the Thermal Behavior of Silica-Supported [Re2(CO)10]
2000 G. D'Alfonso, D. Roberto, R. Ugo, C. L. Bianchi, A. Sironi
Novel high-yield method for the synthesis of [Os3(CO) 10(μ-H)(μ-OSiR2R′)] species and X-ray characterization of [Os3(CO)10(μ-H)(μ-OSiPh 2OSiPh 2OH)] and [Os3(CO)10 (μ-H)(μ-OSiPh2OH)], first molecular models of osmium surface species anchored to vicinal
2000 E. Lucenti, D. Roberto, C. Roveda, R. Ugo, A. Sironi
Quadratic hyperpolarizability enhancement of para-substituted pyridines upon coordination to organometallic moieties: The ambivalent donor or acceptor role of the metal
2000 D. Roberto, R. Ugo, S. Bruni, E. Cariati, F. Cariati, P. Fantucci, I. Invernizzi, S. Quici, I. Ledoux, J. Zyss
J-Aggregates Granting Giant Second-Order NLO Responses in Self-Assembled Hybrid Inorganic-Organic Materials
2001 E. Cariati, R. Ugo, F. Cariati, D. Roberto, N. Masciocchi, S. Galli, A. Sironi
Chemical and thermal behavior of the molecular models [Os-3(CO)(10)(mu-H)(mu-OSiR2R ')] (R = Et, Ph; R ' = Et, Ph, OH, OSiPh2OH): Molecular approach to the clarification of the surface chemistry of the silica-anchored cluster [Os-3(CO)(10)(mu-H)(mu-OSi )]
2001 E. Lucenti, D. Roberto, R. Ugo
Surface mediated organometallic synthesis: Formation of [H5Os10(CO)(24)](-) by hydrogenation of silica-supported [Os(CO)(3)(OH)(2)](n) as a springboard for a high-yield synthesis of [H4Os10(CO)(24)](2-) starting from alpha-[Os(CO)(3)Cl-2](2) and working in ethylene glycol solution
2001 E. Lucenti, D.M. Roberto, C. Roveda, R. Ugo, E. Cariati
Surface organometallic chemistry: A new synthesis of [Re-2(CO)(6)(mu-OH)3[(_) from [Re(CO)(3)H](4) Supported on a silica surface added with K2CO3; Evidence of its thermal binding to the surface via Re-O-Si bonds confirmed by the synthesis of the molecular models [Re-2(CO)6(mu-OH)(x)(mu-OSiEt3)(3-x)](-) (x=0, 1, or 2) by reaction of [Re-2(CO)(6)(mu-OH)3](-) with Et3SiOH
2001 D. Roberto, G. D'Alfonso, R. Ugo, M. Vailati
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