. "From extraction experiments and gamma-activity measurements, the extraction constant corresponding to the equilibrium H3O+(aq) + 1-Na+(nb) reversible arrow 1 center dot H3O+ (nb) + Na+(aq) taking place in the two-phase water-nitrobenzene system (1 = tetramethyl p-tert-butylcaix[4]arene tetraketone; aq = aqueous phase, nb = nitrobenzene phase) was evaluated as log K-ex(H3O+, 1 center dot Na+) = -0.6 +/- 0.1."@en . . . "Experimental evidence, stability and proposed structure of protonated tetramethyl p-tert-butylcalix[4]arene tetraketone"@en . "Experiment\u00E1ln\u00ED evidence, stabilita a navr\u017Een\u00E1 struktura protonovan\u00E9ho tetramethyl p-tert-butylcalix[4]arene tetraketonu"@cs . . "Experimental evidence, stability and proposed structure of protonated tetramethyl p-tert-butylcalix[4]arene tetraketone"@en . "calixarene; protonation; stability constant"@en . "Budka, J." . "Experimental evidence, stability and proposed structure of protonated tetramethyl p-tert-butylcalix[4]arene tetraketone" . "RIV/61389013:_____/08:00323759!RIV09-AV0-61389013" . "367188" . "Z extrak\u010Dn\u00EDch experiment\u016F a m\u011B\u0159en\u00ED gama-aktivity byla z\u00EDsk\u00E1na extrak\u010Dn\u00ED konstanta ve tvaru log K (H3O+, 1.Na+) = -0.6 +/- 0.1 odpov\u00EDdaj\u00EDc\u00ED rovnov\u00E1ze H3O+(aq) + 1.Na+(nb) = 1.H3O+ (nb) + Na+(aq) existuj\u00EDc\u00ED ve dvouf\u00E1zov\u00E9m syst\u00E9mu voda-nitrobenzen (1 = tetramethyl p-tert-butylcaix[4]arene tetraketon; aq = vodn\u00ED f\u00E1ze, nb = nitrobenzenov\u00E1 f\u00E1ze)."@cs . "000257175700014" . . . . . "Dybal, Ji\u0159\u00ED" . . "Polish Journal of Chemistry" . "Va\u0148ura, P." . "PL - Polsk\u00E1 republika" . "82" . "4"^^ . . . "[1E0CA7F0F638]" . . "7" . . . "Experiment\u00E1ln\u00ED evidence, stabilita a navr\u017Een\u00E1 struktura protonovan\u00E9ho tetramethyl p-tert-butylcalix[4]arene tetraketonu"@cs . . "Makrl\u00EDk, E." . "1"^^ . . "From extraction experiments and gamma-activity measurements, the extraction constant corresponding to the equilibrium H3O+(aq) + 1-Na+(nb) reversible arrow 1 center dot H3O+ (nb) + Na+(aq) taking place in the two-phase water-nitrobenzene system (1 = tetramethyl p-tert-butylcaix[4]arene tetraketone; aq = aqueous phase, nb = nitrobenzene phase) was evaluated as log K-ex(H3O+, 1 center dot Na+) = -0.6 +/- 0.1." . "Z(AV0Z40500505), Z(MSM4977751303), Z(MSM6046137307)" . "7"^^ . "RIV/61389013:_____/08:00323759" . . "0137-5083" . "Experimental evidence, stability and proposed structure of protonated tetramethyl p-tert-butylcalix[4]arene tetraketone" .