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

Solubility of Puerarin in Ethanol + Supercritical Carbon Dioxide

Wang, L.-H.[Long-Hu], Cheng, Y.-Y.[Yi-Yu]
J. Chem. Eng. Data 2005, 50, 5, 1747-1749
ABSTRACT
Equilibrium solubility of puerarin, a naturally occurring isoflavone C-glycoside, in the ethanol + supercritical carbon dioxide was measured at (308, 318, and 328) K and pressures up to 20 MPa. The results obtained are useful for the design of supercritical processes with this drug.
Compounds
# Formula Name
1 C21H20O9 4H-1-benzopyran-4-one, 8-.beta.-D-glucopyranosyl-7-hydroxy-3-(4-hydroxyphenyl)-
2 C2H6O ethanol
3 CO2 carbon dioxide
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
  • Mole fraction - 1 ; Fluid (supercritical or subcritical phases)
  • Temperature, K; Fluid (supercritical or subcritical phases)
  • Pressure, kPa; Fluid (supercritical or subcritical phases)
  • Fluid (supercritical or subcritical phases)
  • Crystal - 1
  • UV spectrophotometry and calibration curve
  • 3
  • POMD
  • 2
  • 3
  • 1
  • Mole fraction - 1 ; Fluid (supercritical or subcritical phases)
  • Temperature, K; Fluid (supercritical or subcritical phases)
  • Pressure, kPa; Fluid (supercritical or subcritical phases)
  • Mole fraction - 3; Fluid (supercritical or subcritical phases)
  • Fluid (supercritical or subcritical phases)
  • Crystal - 1
  • UV spectrophotometry and calibration curve
  • 48