Mixture of Dimethyl ether + Methyl Alcohol

Datasets

1. Activity coefficient (2)
2. Henry's Law constant (mole fraction scale), kPa (2)
3. Excess molar enthalpy (molar enthalpy (2)
4. P_vap - Vapor or sublimation pressure, kPa (2)

Activity coefficient of Dimethyl ether (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Activity coefficient of Dimethyl ether (1) - Liquid
249.99	2.43
269.97	2.41
289.99	2.37
309.99	2.34
330.00	2.27

Activity coefficient of Dimethyl ether (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Activity coefficient of Dimethyl ether (1) - Liquid
249.99	2.43
269.97	2.41
289.99	2.37
309.99	2.34
330.00	2.27

Henry's Law constant (mole fraction scale), kPa of Dimethyl ether (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Henry's Law constant (mole fraction scale), kPa of Dimethyl ether (1) - Liquid
249.99	255.0
269.97	540.0
289.99	990.0
309.99	1660.0
330.00	2500.0

Henry's Law constant (mole fraction scale), kPa of Dimethyl ether (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Henry's Law constant (mole fraction scale), kPa of Dimethyl ether (1) - Liquid
249.99	255.0
269.97	540.0
289.99	990.0
309.99	1660.0
330.00	2500.0

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational condition: Temperature, K = 323.15 (Liquid)

Mole fraction of Dimethyl ether (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0300	0.0244
0.0614	0.0534
0.0941	0.0848
0.1282	0.1210
0.1640	0.1570
0.2014	0.1950
0.2406	0.2360
0.2818	0.2780
0.3250	0.3200
0.3704	0.3610
0.4183	0.3970
0.4688	0.4340
0.5222	0.4670
0.5786	0.4910
0.6384	0.5040
0.7018	0.5020
0.7693	0.4710
0.8412	0.3980
0.9179	0.2530

Excess molar enthalpy (molar enthalpy of mixing), kJ/mol [ref]

Operational condition: Temperature, K = 323.15 (Liquid)

Mole fraction of Dimethyl ether (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0300	0.0244
0.0614	0.0534
0.0941	0.0848
0.1282	0.1210
0.1640	0.1570
0.2014	0.1950
0.2406	0.2360
0.2818	0.2780
0.3250	0.3200
0.3704	0.3610
0.4183	0.3970
0.4688	0.4340
0.5222	0.4670
0.5786	0.4910
0.6384	0.5040
0.7018	0.5020
0.7693	0.4710
0.8412	0.3980
0.9179	0.2530

Vapor or sublimation pressure, kPa [ref]

Operational condition: Temperature, K = 323.15 (Liquid)

Mole fraction of Dimethyl ether (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	55.30
0.0077	71.99
0.0237	104.90
0.0323	122.00
0.0567	169.70
0.0725	199.90
0.0859	224.90
0.0930	237.90
0.1321	306.30
0.1727	371.90
0.2135	433.20
0.2526	487.30
0.2881	532.80
0.3074	556.40
0.3267	578.90
0.3468	601.50
0.3589	614.20
0.3992	654.30
0.4434	695.20
0.4909	736.00
0.5413	776.40
0.5940	816.20
0.6486	855.70
0.7029	894.10
0.7563	931.90
0.8023	965.40
0.8443	997.40
0.8810	1027.10
0.9115	1053.60
0.9367	1076.80
0.9542	1094.00
0.9670	1106.80
0.9763	1116.70
0.9857	1127.00
0.9904	1132.30
0.9952	1137.70
1.0000	1143.00

Vapor or sublimation pressure, kPa [ref]

Operational condition: Temperature, K = 323.15 (Liquid)

Mole fraction of Dimethyl ether (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	55.30
0.0077	71.99
0.0237	104.90
0.0323	122.00
0.0567	169.70
0.0725	199.90
0.0859	224.90
0.0930	237.90
0.1321	306.30
0.1727	371.90
0.2135	433.20
0.2526	487.30
0.2881	532.80
0.3074	556.40
0.3267	578.90
0.3468	601.50
0.3589	614.20
0.3992	654.30
0.4434	695.20
0.4909	736.00
0.5413	776.40
0.5940	816.20
0.6486	855.70
0.7029	894.10
0.7563	931.90
0.8023	965.40
0.8443	997.40
0.8810	1027.10
0.9115	1053.60
0.9367	1076.80
0.9542	1094.00
0.9670	1106.80
0.9763	1116.70
0.9857	1127.00
0.9904	1132.30
0.9952	1137.70
1.0000	1143.00

Sources

• Henry's law constants and infinite dilution activity coefficients of cis-2-butene, dimethylether, chloroethane, and 1,1-difluoroethane in methanol, 1-propanol, 2-propanol, 1-butanol, 2-butanol, isobutanol, tert-butanol, 1-pentanol, 2-pentanol, 3-pentanol, 2-methyl-1-butanol, 3-methyl-1-butanol, and 2-methyl-2-butanol
• Vapor-Liquid Equilibria and HE for Binary Systems of Dimethyl Ether (DME) with C1-C4 Alkan-1-ols at 323.15 K and Liquid-Liquid Equilibria for Ternary System of DME + Methanol + Water at 313.15 K