Alkali cation \"conformational templation\" in 1,5-bridged calix[8]arenes: a single crystal x-ray proof (Articolo in rivista)

Type
Label
  • Alkali cation \"conformational templation\" in 1,5-bridged calix[8]arenes: a single crystal x-ray proof (Articolo in rivista) (literal)
Anno
  • 2002-01-01T00:00:00+01:00 (literal)
Alternative label
  • Consoli G.M.L., Cunsolo F., Geraci C., Gavuzzo E., Neri P. (2002)
    Alkali cation "conformational templation" in 1,5-bridged calix[8]arenes: a single crystal x-ray proof
    in Tetrahedron letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Consoli G.M.L., Cunsolo F., Geraci C., Gavuzzo E., Neri P. (literal)
Pagina inizio
  • 1209 (literal)
Pagina fine
  • 1211 (literal)
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  • 43 (literal)
Rivista
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  • 3 (literal)
Note
  • ISI Web of Science (WOS) (literal)
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  • Istituto per lo Studio delle Sostanze Naturali di Interesse Alimentare e Chimico-Farmaceutico, CNR, Via del Santuario 110, I-95028 Valverde (CT), Italy Istituto di Strutturistica Chimica 'G. Giacomello', CNR, Area della Ricerca di Roma, Montelibretti (RM), Italy Dipartimento di Chimica, Universita` di Salerno, Via S. Allende 43, I-84081 Baronissi (SA), Italy (literal)
Titolo
  • Alkali cation \"conformational templation\" in 1,5-bridged calix[8]arenes: a single crystal x-ray proof (literal)
Abstract
  • X-ray crystallography proves that alkali cations can act as conformational template for 1,5-bridged calix[8]arenes, folding their skeleton in a “tub- shaped” conformation composed by four 3/4-cone clefts. This templation occurs even for neutral 1,5-bridged calix[8]arenes, to give a (1,5- bridgedcalix[8]Cs+) •Cl– complex, where Cs+ was found perfectly fitting inside the eight calix[8]arene oxygens cavity. Conventional “electrostatic” coordination with O atoms occurs whereas cation-p interactions are excluded. (literal)
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