Thermodynamics Research Center / ThermoML | Journal of Chemical and Engineering Data

Measurement and Thermodynamic Modeling of Ternary (Liquid + Liquid) Equilibrium for Extraction of N,N-Dimethylacetamide from Aqueous Solution with Different Solvents

Jia, B.[Bing], Zhang, C.[Chao], Xin, K.[Kun], Yu, Y.[Yingmin], Li, Q.[Qingsong]
J. Chem. Eng. Data 2017, 62, 6, 1859-1864
ABSTRACT
Liquid-liquid equilibrium (LLE) data for the water + N,N-dimethylacetamide + solvents (chloroform, MIBC, MIBK, isopropyl acetate or isopropyl ether) ternary systems were determined at 308.2 and 298.2 K and at 101.3 kPa. Distribution coefficients and separation factors were calculated to evaluate the effectiveness of extracting N,N-dimethylacetamide from aqueous solution. The Othmer-Tobias equation and the Hand equation were used to confirm the reliability of the experimental LLE data. The experimental data were correlated by thermodynamic NRTL and UNIQUAC models, and the binary interaction parameter values were obtained from the data correlation.
Compounds
# Formula Name
1 C4H9NO N,N-dimethylethanamide
2 CHCl3 trichloromethane
3 C6H14O 4-methyl-2-pentanol
4 C6H12O 4-methylpentan-2-one
5 C5H10O2 1-methylethyl ethanoate
6 C6H14O diisopropyl ether
7 H2O water
Datasets
The table above is generated from the ThermoML associated json file (link above). POMD and RXND refer to PureOrMixture and Reaction Datasets. The compound numbers are included in properties, variables, and phases, if specificied; the numbers refer to the table of compounds on the left.
Type Compound-# Property Variable Constraint Phase Method #Points
  • POMD
  • 2
  • 1
  • 7
  • Mass fraction - 2 ; Liquid mixture 1
  • Mass fraction - 2 ; Liquid mixture 2
  • Mass fraction - 1 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 2
  • Mass fraction - 1; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • Chromatography
  • Chromatography
  • 20
  • POMD
  • 3
  • 1
  • 7
  • Mass fraction - 3 ; Liquid mixture 2
  • Mass fraction - 3 ; Liquid mixture 1
  • Mass fraction - 1 ; Liquid mixture 1
  • Mass fraction - 1; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • Chromatography
  • Chromatography
  • 9
  • POMD
  • 4
  • 1
  • 7
  • Mass fraction - 4 ; Liquid mixture 1
  • Mass fraction - 4 ; Liquid mixture 2
  • Mass fraction - 1 ; Liquid mixture 2
  • Mass fraction - 1; Liquid mixture 1
  • Temperature, K; Liquid mixture 2
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • Chromatography
  • Chromatography
  • 9
  • POMD
  • 5
  • 1
  • 7
  • Mass fraction - 5 ; Liquid mixture 2
  • Mass fraction - 5 ; Liquid mixture 1
  • Mass fraction - 1 ; Liquid mixture 1
  • Mass fraction - 1; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • Chromatography
  • Chromatography
  • 9
  • POMD
  • 6
  • 1
  • 7
  • Mass fraction - 6 ; Liquid mixture 2
  • Mass fraction - 6 ; Liquid mixture 1
  • Mass fraction - 1 ; Liquid mixture 1
  • Mass fraction - 1; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • Chromatography
  • Chromatography
  • 9
  • POMD
  • 2
  • 7
  • Mass fraction - 2 ; Liquid mixture 1
  • Temperature, K; Liquid mixture 2
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • 2
  • POMD
  • 2
  • 7
  • Mass fraction - 2 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 2
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • 2
  • POMD
  • 3
  • 7
  • Mass fraction - 3 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • 1
  • POMD
  • 3
  • 7
  • Mass fraction - 3 ; Liquid mixture 1
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • 1
  • POMD
  • 4
  • 7
  • Mass fraction - 4 ; Liquid mixture 1
  • Temperature, K; Liquid mixture 2
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • 1
  • POMD
  • 4
  • 7
  • Mass fraction - 4 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 2
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • 1
  • POMD
  • 5
  • 7
  • Mass fraction - 5 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • 1
  • POMD
  • 5
  • 7
  • Mass fraction - 5 ; Liquid mixture 1
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • 1
  • POMD
  • 6
  • 7
  • Mass fraction - 6 ; Liquid mixture 2
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 2
  • Liquid mixture 1
  • Chromatography
  • 1
  • POMD
  • 6
  • 7
  • Mass fraction - 6 ; Liquid mixture 1
  • Temperature, K; Liquid mixture 1
  • Pressure, kPa; Liquid mixture 2
  • Liquid mixture 1
  • Liquid mixture 2
  • Chromatography
  • 1