. "1061-0278" . . . . . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . "RIV/61389013:_____/08:00306982!RIV08-AV0-61389013" . "367190" . . "20" . . "K\u0159\u00ED\u017E, Jaroslav" . "Experiment\u00E1ln\u00ED d\u016Fkaz neobvykl\u00E9 protonace tetraethyl p-tert-butylkalix[4]aren-tetraacet\u00E1tu a nejpravd\u011Bpodobn\u011Bj\u0161\u00ED struktura vznikl\u00E9ho komplexu"@cs . "RIV/61389013:_____/08:00306982" . "Experimental evidences for unusual protonation of tetraethyl p-tert-butylcalix[4]arene tetraacetate and the most probable structure of the resulting complex" . "Va\u0148ura, P." . . "S pou\u017Eit\u00EDm 1H a 13C NMR, FT IR spektroskopie a DFT v\u00FDpo\u010Dt\u016F bylo uk\u00E1z\u00E1no, \u017Ee hydroniov\u00FD iont H3O+ tvo\u0159\u00ED ekvimolekul\u00E1rn\u00ED komplex s tetraethyl p-tert-butylkalix[4]aren-tetraacet\u00E1tem v acetonitrilu. Iont H3O+ je v komplexu v\u00E1z\u00E1n t\u0159emi siln\u00FDmi vod\u00EDkov\u00FDmi vazbami, preferen\u010Dn\u011B ke kysl\u00EDkov\u00FDm atom\u016Fm fenoxy-skupin."@cs . . "Experiment\u00E1ln\u00ED d\u016Fkaz neobvykl\u00E9 protonace tetraethyl p-tert-butylkalix[4]aren-tetraacet\u00E1tu a nejpravd\u011Bpodobn\u011Bj\u0161\u00ED struktura vznikl\u00E9ho komplexu"@cs . . "Dybal, Ji\u0159\u00ED" . "P(1ET400500402), Z(AV0Z40500505)" . . "387;395" . "[43FC0296047E]" . "Experimental evidences for unusual protonation of tetraethyl p-tert-butylcalix[4]arene tetraacetate and the most probable structure of the resulting complex"@en . "9"^^ . "Makrl\u00EDk, E." . . . "Experimental evidences for unusual protonation of tetraethyl p-tert-butylcalix[4]arene tetraacetate and the most probable structure of the resulting complex"@en . "Using 1H and 13C NMR, FT IR spectroscopy and DFT calculations, it was shown that hydronium ion H3O+ forms an equimolecular complex with tetraethyl p-tert-butylcalix[4]arene tetraacetate in acetonitrile. In the complex, H3O+ is bound by three strong hydrogen bonds preferentially to the phenoxy oxygen atoms." . "Experimental evidences for unusual protonation of tetraethyl p-tert-butylcalix[4]arene tetraacetate and the most probable structure of the resulting complex" . . . "calixarene comoplex; protonation; NMR"@en . "Using 1H and 13C NMR, FT IR spectroscopy and DFT calculations, it was shown that hydronium ion H3O+ forms an equimolecular complex with tetraethyl p-tert-butylcalix[4]arene tetraacetate in acetonitrile. In the complex, H3O+ is bound by three strong hydrogen bonds preferentially to the phenoxy oxygen atoms."@en . "4" . "2"^^ . "4"^^ . . . . "Supramolecular Chemistry" .