NIST TRC ThermoML Dataset

New ionic liquid [P4,4,4,4][NTf2] in bio-butanol extraction on investigation of limiting activity coefficients Domańska, U.; Wlazńo, M.; Karpińska, M.; Zawadzki, M.; Fluid Phase Equilibria 2018, 475, 89-94

Journal: Fluid Phase Equilibria
Sample Quantity(ies): Activity coefficient
Methodology: Chromatography
Phase(s): Liquid
Substances:
1. tetrabutylphosphonium bis(trifluoromethylsulfonyl)imide C18H36F6NO4PS2 (VJLXYWPNTKVSLC-UHFFFAOYSA-N) - Synthesized by the authors
2. heptane C7H16 (IMNFDUFMRHMDMM-UHFFFAOYSA-N) - Commercial source

Data

x = 0 mol mol^-1, P = 101.325 kPa
T (K)	γ (mol dm³ mol-1 dm^-3)
358.15	5.4
368.15	5.38
378.15	5.37
388.15	5.35
398.15	5.34
408.15	5.33

36249; tetrabutylphosphonium bis(trifluoromethylsulfonyl)imide + heptane; 00005:06715