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rdf:type
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Description
  • Infinite dilution activity coefficients of C4-C6 isomeric n-alkyl ethanoates/ethyl alkanoates, namely ethyl ethanoate, propyl ethanoate, ethyl propanoate, butyl ethanoate, ethyl butanoate in water were measured at several temperatures in the range from (273 to 361) K. Most measurements were carried out by the inert gas stripping method, although other three headspace gas chromatography techniques were also employed. A comprehensive critical review is further presented of literature data on infinite dilution activity coefficients, infinite dilution partial molar excess enthalpies and heat capacities of these aqueous solutes. For each ester, the data measured in this work together with those reported previously in the literature were correlated with a suitable model equation providing adequate simultaneous description of the equilibrium measurements and the calorimetric information. As a result, a recommended temperature dependence of infinite dilution activity coefficients of superior accuracy was established. The consistency of recommended infinite dilution activity coefficients with literature data on mutual solubilities of esters and water was also demonstrated. Analogous recommendations were derived also for the temperature dependence of the Henry's law constants. The variation with temperature and ester molecular structure of infinite dilution aktivity coefficients, Henry's law constants, and related energetic functions of ester dissolution and hydration was overviewed and briefly discussed. Furthermore, the performance of five predictive approaches to estimate infinite dilution activity coefficients of the aqueous esters was tested.
  • Infinite dilution activity coefficients of C4-C6 isomeric n-alkyl ethanoates/ethyl alkanoates, namely ethyl ethanoate, propyl ethanoate, ethyl propanoate, butyl ethanoate, ethyl butanoate in water were measured at several temperatures in the range from (273 to 361) K. Most measurements were carried out by the inert gas stripping method, although other three headspace gas chromatography techniques were also employed. A comprehensive critical review is further presented of literature data on infinite dilution activity coefficients, infinite dilution partial molar excess enthalpies and heat capacities of these aqueous solutes. For each ester, the data measured in this work together with those reported previously in the literature were correlated with a suitable model equation providing adequate simultaneous description of the equilibrium measurements and the calorimetric information. As a result, a recommended temperature dependence of infinite dilution activity coefficients of superior accuracy was established. The consistency of recommended infinite dilution activity coefficients with literature data on mutual solubilities of esters and water was also demonstrated. Analogous recommendations were derived also for the temperature dependence of the Henry's law constants. The variation with temperature and ester molecular structure of infinite dilution aktivity coefficients, Henry's law constants, and related energetic functions of ester dissolution and hydration was overviewed and briefly discussed. Furthermore, the performance of five predictive approaches to estimate infinite dilution activity coefficients of the aqueous esters was tested. (en)
Title
  • Temperature dependence of limiting activity coefficients, Henry's law constants,and related infinite dilution properties of C4-C6 isomeric n-alkyl ethanoates/ethyl n-alkanoates in water. Measurement, critical compilation, correlation,and recommended data
  • Temperature dependence of limiting activity coefficients, Henry's law constants,and related infinite dilution properties of C4-C6 isomeric n-alkyl ethanoates/ethyl n-alkanoates in water. Measurement, critical compilation, correlation,and recommended data (en)
skos:prefLabel
  • Temperature dependence of limiting activity coefficients, Henry's law constants,and related infinite dilution properties of C4-C6 isomeric n-alkyl ethanoates/ethyl n-alkanoates in water. Measurement, critical compilation, correlation,and recommended data
  • Temperature dependence of limiting activity coefficients, Henry's law constants,and related infinite dilution properties of C4-C6 isomeric n-alkyl ethanoates/ethyl n-alkanoates in water. Measurement, critical compilation, correlation,and recommended data (en)
skos:notation
  • RIV/60461373:22340/14:43897559!RIV15-MSM-22340___
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • I
http://linked.open...iv/cisloPeriodika
  • August 2014
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 49723
http://linked.open...ai/riv/idVysledku
  • RIV/60461373:22340/14:43897559
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • Aqueous solution; Alkyl alkanoates; Temperature dependence; Henry's law constant; Infinite dilution activity coefficient (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • NL - Nizozemsko
http://linked.open...ontrolniKodProRIV
  • [97E12C1BC276]
http://linked.open...i/riv/nazevZdroje
  • Fluid Phase Equilibria
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 375
http://linked.open...iv/tvurceVysledku
  • Dohnal, Vladimír
  • Blahut, Aleš
  • Vrbka, Pavel
  • Fenclová, Dana
  • Böhme, Alexander
http://linked.open...ain/vavai/riv/wos
  • 000339533200040
issn
  • 0378-3812
number of pages
http://bibframe.org/vocab/doi
  • 10.1016/j.fluid.2014.05.023
http://localhost/t...ganizacniJednotka
  • 22340
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