Continuous flow asymmetric cyclopropanation reactions using Cu(I) complexes of Pc-L-star ligands supported on silica as catalysts with carbon dioxide as a carrier (Articolo in rivista)

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Label
  • Continuous flow asymmetric cyclopropanation reactions using Cu(I) complexes of Pc-L-star ligands supported on silica as catalysts with carbon dioxide as a carrier (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1039/c4gc00119b (literal)
Alternative label
  • Castano, Brunilde; Gallo, Emma; Cole-Hamilton, David J.; Dal Santo, Vladimiro; Psaro, Rinaldo; Caselli, Alessandro (2014)
    Continuous flow asymmetric cyclopropanation reactions using Cu(I) complexes of Pc-L-star ligands supported on silica as catalysts with carbon dioxide as a carrier
    in Green chemistry (Print); Royal Society of Chemistry, Cambridge (Regno Unito)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Castano, Brunilde; Gallo, Emma; Cole-Hamilton, David J.; Dal Santo, Vladimiro; Psaro, Rinaldo; Caselli, Alessandro (literal)
Pagina inizio
  • 3202 (literal)
Pagina fine
  • 3209 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pubs.rsc.org/en/content/articlelanding/2014/gc/c4gc00119b#!divAbstract (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 16 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 8 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 6 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Chimica, Università di Milano, and CNR - Istituto di Scienze e Tecnologie Molecolari, Via Golgi 19, 20133 Milano, Italy. EaStCHEM, School of Chemistry, University of St. Andrews, St. Andrews, Fife, KY16 9ST Scotland, UK. CNR - Istituto di Scienze e Tecnologie Molecolari, Via C. Golgi 19, 20133 Italy. (literal)
Titolo
  • Continuous flow asymmetric cyclopropanation reactions using Cu(I) complexes of Pc-L-star ligands supported on silica as catalysts with carbon dioxide as a carrier (literal)
Abstract
  • Continuous flow heterogeneous asymmetric cyclopropanations catalysed by supported hydrogen-bonded (SHB) chiral copper(I) complexes of pyridine containing tetraazamacrocyclic ligands Pc-L-star using CO2 as a transport vector are described. The catalytic system showed high stability and good recyclability without loss of activity for at least 24 h in CO2 and catalyst turnover numbers up to 440 were obtained with excellent conversion (up to 99%) and high selectivity (up to 88%). No leaching of copper was observed. Cyclopropane products from both aromatic and aliphatic olefins were obtained in good yields with enantiomeric excesses up to 72%. (literal)
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