NIST TRC ThermoML Dataset

Excess Molar Enthalpies and Vapor-Liquid Equilibrium for N-Methyl-2-pyrrolidone with Ketones Kumari, P.G.; Venkatesu, P.; Hofman, T.; Rao, M.V.P.; Journal of Chemical & Engineering Data 2010, 55, 69-73

Journal: Journal of Chemical & Engineering Data
Sample Quantity(ies): Excess molar enthalpy
Methodology: CALVET:UFactor:4
Phase(s): Liquid
Substances:
1. methyl ethyl ketone C4H8O (ZWEHNKRNPOVVGH-UHFFFAOYSA-N) - Commercial source
2. 1-methyl-2-pyrrolidinone C5H9NO (SECXISVLQFMRJM-UHFFFAOYSA-N) - Commercial source

Data

T = 298.15 K, P = 101 kPa
x (mol mol^-1)	H_m^E (kJ mol^-1)
0.0565	-0.0262
0.6781	-0.1157
0.7324	-0.0861
0.7935	-0.062
0.8525	-0.0489
0.9112	-0.0248
0.9609	-0.0201
0.1162	-0.0456
0.1812	-0.0673
0.2461	-0.0999
0.3104	-0.128
0.3690	-0.1486
0.4334	-0.1597
0.4841	-0.1675
0.5458	-0.1576

25971; butanone + N-methylpyrrolidone; 00272:00300