SAPPA, Enrico
SAPPA, Enrico
Acid promoted formation of tri- and penta-ruthenium allenylidene complexes
2000-01-01 J. P. H., Charmant; P., Crawford; P. J., King; R., Quesadapato; Sappa, Enrico
Activation of alkynols on transition metal clusters. Reactions of ethynylcyclohexanol with Fe3(CO)12 and Co2(CO)8. Crystal structures of Co3(CO)9[m3-CCH2(C6H10OH)], Fe3(CO)9(m-CO)[m3-h2-C=C(C6H10) and Co2Fe(CO)6(m-CO)[m3-h7-(C6H9)CC(H)C(H)C(H)(C6H10)
2001-01-01 E., Gatto; G., Gervasio; D., Marabello; Sappa, Enrico
Activation of carbon monoxide, water and alcohols on metal carbonyl clusters. Homogeneous and surface-mediated reactions
1999-01-01 S., Deabate; P. J., King; Sappa, Enrico
Carbon-carbon bond forming and cleavage in the reactions of isopropenylacetylene and 2-methyl-1-hex-en-3-yne with Fe3(CO)12 in basic methanolic solution. The X-ray structure of Fe2(CI)5[RCC(H)C(CH3)CR] (R=CH3=CH2))
2008-01-01 Gervasio, G; Marabello, D; Sappa, Enrico; Secco, A.
Complexes of Transition Metal Carbonyls with Alkynes. Closo and nido-pentagonal bipyramidal clusters
1999-01-01 Sappa, Enrico
Facile carbon-carbon bond forming reactions of [Ru3(CO)8(MeCN)(m-H)(m-C2But)] with alkynes; X-ray crystal structure of the novel butadienyl complexes [Ru3(CO)8{m3-h8-C(But)=CC(Ph)=C(H)Ph}] and [Ru3(CO)7{m-h6C(But)C=C(Ph)C(CPh2OH}(m-h4-C(CPh2OH)=C(H)Ph)]. Silica-mediated dehydration reactions of cluster-bound alkynols; X-ray structure of [Ru3(CO)6(C12H21O)(C31H23O)]
2000-01-01 J. P. H., Charmant; G., Davies; P. J., King; J., Wigginton; Sappa, Enrico
Formation of an allylic cluster in the reactions of Ru3(CO)12 with diethylamino-propyne and trimethyl silyl propargyl alcohol. Crystal structure of (μ-H)Ru3(CO)9(μ3-η3-C3H3)
2003-01-01 G., Gervasio; D., Marabello; P. J., King; Sappa, Enrico; A., Secco
Homogeneous hydrogenation of diphenylacetylene in the presence of Ru3(CO)9L3 (L=PPh3,PEt3).The crystal structure of Ru3(CO)10(PEt3)2: a reaction intermediate?
1999-01-01 G., Gervasio; R., Giordano; D., Marabello; Sappa, Enrico
Iron cluster compounds: compounds with Fe-C bonds to heteroatom ligands
2006-01-01 Sappa, Enrico
Metal fragment condensation and carbon-carbon bond cleavage in the reactions of Fe3(CO)12 with RC2C(H)(OH)R’ propargyl alcohols. X-ray structures of the bowtie acetylide complexes Fe5(CO)14(C2R’)2 (R=Me,Et)
2000-01-01 S., Brait; G., Gervasio; D., Marabello; Sappa, Enrico
Oligomerisation of isopropenylacetylene in the presence of Fe3(CO)12. Crystal and molecular structure of the open cluster isomers Fe3(CO)10[H2CC(CH3)CC(H)C(H)C(CO)C(CH3)CH2], Fe3(CO)10[HCC(CH3)C(H)C(H)C(H)C(CO)C(CH3)CH2] and of the binuclear complex Fe2(CO)5[C15H18(CO)]
2002-01-01 E., Gatto; G., Gervasio; D., Marabello; Sappa, Enrico
Reaction of Fe3(CO)12 with but-2-yn-1,4-diol, 1,4-dichloro-but-2-yne, propargyl alcohol and propargyl chloride. The X-ray structures of Fe2(CO)6{H2CCCCH2}, Fe2(CO)6{H2CCC(H)C(OCH3)O} and Fe3(CO)10{H2CCC(H)C(O)C[CH2(O)CH3]CCH3}
2005-01-01 Gervasio, G.; Marabello, D.; Sappa, Enrico; Secco, A.
Reaction of the novel Ru3(CO)10[Ph2P(CH2)2Si(OEt3)]2 complex on SBA-15 and MCM-41 mesoporous silicas
2009-01-01 Carniato, Fabio; Secco, Andrea; Gatti, Giorgio; Marchese, Leonardo; Sappa, Enrico
Reactions of Co2(CO)6(RCCR') (RCCR' -hydroxy or -alkoxysilyl alkynes) with tetraethyl-orthosilicate
2006-01-01 Arrais, Aldo; Boccaleri, Enrico; Sappa, Enrico; Secco, Andrea
Reactions of Co2(CO)8 and of Co2(CO)6L (L = 3-pentyn-1-ol, 1,4-butyn-diol or 2-methyl-3-butyn-2-ol) with 2(diphenylphosphino)ethyl-trietoxysilane and tris(hydroxymethyl)phosphine for applications to new sol–gel materials
2009-01-01 Carniato, Fabio; Gatti, Giorgio; Gervasio, G; Marabello, D; Sappa, Enrico; Secco, Andrea
Reactions of Co2(CO)8 and of Co2(CO)6L (L= 3-pentyn-1-ol, 1,4-butyin-diol or 2-methyl-3-butyn-2-ol) with 2(diphemylphosphino)ethyl-trietoxysilane and tris(hydroxymethyl)phosphine for applications to new sol-gel materials
2009-01-01 Carniato, Fabio; G., Gatti; G., Gervasio; D., Marabello; Sappa, Enrico; A., Secco
Reactions of diphenylacetylene and dihydrogen with chalcogenide- or mehylidyne-capped trinuclear iron, ruthenium and cobalt clusters. Evidence for the formation and recombination of metal fragments
2003-01-01 C., Allasia; M., Castiglioni; G., Predieri; Sappa, Enrico
Reactions of Fe3(CO)12 and Fe(CO)5 with functionalized alkynes in CH3OH/KOH solution. The crystal structure of Fe2(CO)6(PPh3)[H2CCCH2]
2006-01-01 Gervasio, G; Marabello, D; Sappa, Enrico; Secco, A.
Reactions of Fe3(CO)12 with 2-methyl-3-butyn-1-ol and 3-pentyn-1-ol under basic methanolic conditions. The crystal structures of Fe2(CO)6(CO)[HCC(=CH3)2]C(=O)(OCH3) and of HFe3(CO)9[H3CCC(CH2)(CH2)CO]
2008-01-01 Bertolotti, F; Gervasio, G; Marabello, D; Sappa, Enrico; Secco, A.
Reactions of Ru3(CO)12 with 2-pentynal-diethyl-acetal. The crystal structure of Ru2(CO)6[μ- η4-{EtC2C(H)(OEt)2}CO{EtC2C(H)(OEt)2}] and its reactivity towards tetraethyl-orthosilicate
2005-01-01 Gervasio, G.; Marabello, D.; Sappa, Enrico; Secco, A.