Mixture of n-Butyl ether + 1-Pentanol

Datasets

1. Azeotropic composition: mole fraction (2)
2. Excess molar enthalpy (molar enthalpy (4)
3. T_boil - Boiling temperature at pressure P, K (2)
4. Azeotropic temperature, K (2)

Azeotropic composition: mole fraction of n-Butyl ether (1) [ref]

Pressure, kPa - Liquid	Azeotropic composition: mole fraction of n-Butyl ether (1) - Liquid
26.66	0.6380
53.33	0.5350
79.99	0.4710
101.32	0.4340

Azeotropic composition: mole fraction of n-Butyl ether (1) [ref]

Pressure, kPa - Liquid	Azeotropic composition: mole fraction of n-Butyl ether (1) - Liquid
26.66	0.6380
53.33	0.5350
79.99	0.4710
101.32	0.4340

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

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 1-Pentanol (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0545	0.3520
0.1134	0.5820
0.1626	0.7080
0.2027	0.7780
0.2518	0.8320
0.2984	0.8630
0.3486	0.8870
0.3983	0.8830
0.4484	0.8730
0.4942	0.8430
0.5466	0.8060
0.6023	0.7450
0.6444	0.6980
0.6876	0.6080
0.7406	0.5310
0.7950	0.4290
0.8434	0.3360
0.8910	0.2350
0.9389	0.1280

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

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of n-Butyl ether (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
298.15	0.0625	0.1420
298.15	0.1224	0.2730
298.15	0.1662	0.3650
298.15	0.2329	0.4740
298.15	0.2901	0.5940
298.15	0.3528	0.6820
298.15	0.4129	0.7500
298.15	0.4763	0.8150
298.15	0.5409	0.8580
298.15	0.6036	0.8700
298.15	0.6587	0.8670
298.15	0.7219	0.8450
298.15	0.7756	0.7840
298.15	0.8253	0.7120
298.15	0.9031	0.5150
298.15	0.9273	0.4210
308.15	0.0559	0.1450
308.15	0.1172	0.2960
308.15	0.1759	0.4310
308.15	0.2280	0.5400
308.15	0.2926	0.6550
308.15	0.3469	0.7460
308.15	0.3922	0.7930
308.15	0.4624	0.8840
308.15	0.5372	0.9380
308.15	0.5914	0.9540
308.15	0.6516	0.9640
308.15	0.7132	0.9380
308.15	0.7681	0.8710
308.15	0.8942	0.6260
308.15	0.9494	0.3500

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

Operational conditions:

• Temperature, K = 298.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 1-Pentanol (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0545	0.3520
0.1134	0.5820
0.1626	0.7080
0.2027	0.7780
0.2518	0.8320
0.2984	0.8630
0.3486	0.8870
0.3983	0.8830
0.4484	0.8730
0.4942	0.8430
0.5466	0.8060
0.6023	0.7450
0.6444	0.6980
0.6876	0.6080
0.7406	0.5310
0.7950	0.4290
0.8434	0.3360
0.8910	0.2350
0.9389	0.1280

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

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of n-Butyl ether (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
298.15	0.0625	0.1420
298.15	0.1224	0.2730
298.15	0.1662	0.3650
298.15	0.2329	0.4740
298.15	0.2901	0.5940
298.15	0.3528	0.6820
298.15	0.4129	0.7500
298.15	0.4763	0.8150
298.15	0.5409	0.8580
298.15	0.6036	0.8700
298.15	0.6587	0.8670
298.15	0.7219	0.8450
298.15	0.7756	0.7840
298.15	0.8253	0.7120
298.15	0.9031	0.5150
298.15	0.9273	0.4210
308.15	0.0559	0.1450
308.15	0.1172	0.2960
308.15	0.1759	0.4310
308.15	0.2280	0.5400
308.15	0.2926	0.6550
308.15	0.3469	0.7460
308.15	0.3922	0.7930
308.15	0.4624	0.8840
308.15	0.5372	0.9380
308.15	0.5914	0.9540
308.15	0.6516	0.9640
308.15	0.7132	0.9380
308.15	0.7681	0.8710
308.15	0.8942	0.6260
308.15	0.9494	0.3500

Boiling temperature at pressure P, K [ref]

Fixed		Measured
Pressure, kPa - Liquid	Mole fraction of n-Butyl ether (1) - Liquid	Boiling temperature at pressure P, K - Liquid
26.66	0.0000	375.63
26.66	0.1500	371.73
26.66	0.2840	369.62
26.66	0.3900	368.79
26.66	0.4860	368.19
26.66	0.5940	367.98
26.66	0.6980	368.04
26.66	0.7980	368.59
26.66	0.8980	369.62
26.66	1.0000	371.73
53.33	0.0000	392.70
53.33	0.1500	389.74
53.33	0.2840	388.03
53.33	0.3900	387.44
53.33	0.4860	387.07
53.33	0.5940	387.09
53.33	0.6980	387.36
53.33	0.7980	388.43
53.33	0.8980	389.90
53.33	1.0000	392.61
79.99	0.0000	403.80
79.99	0.1500	401.29
79.99	0.2840	399.92
79.99	0.3900	399.48
79.99	0.4860	399.30
79.99	0.5940	399.53
79.99	0.6980	400.03
79.99	0.7980	401.41
79.99	0.8980	403.20
79.99	1.0000	406.15
101.32	0.0000	410.86
101.32	0.1500	408.48
101.32	0.2840	407.29
101.32	0.3900	406.94
101.32	0.4860	406.88
101.32	0.5940	407.22
101.32	0.6980	407.93
101.32	0.7980	409.57
101.32	0.8980	411.48
101.32	1.0000	414.66

Boiling temperature at pressure P, K [ref]

Fixed		Measured
Pressure, kPa - Liquid	Mole fraction of n-Butyl ether (1) - Liquid	Boiling temperature at pressure P, K - Liquid
26.66	0.0000	375.63
26.66	0.1500	371.73
26.66	0.2840	369.62
26.66	0.3900	368.79
26.66	0.4860	368.19
26.66	0.5940	367.98
26.66	0.6980	368.04
26.66	0.7980	368.59
26.66	0.8980	369.62
26.66	1.0000	371.73
53.33	0.0000	392.70
53.33	0.1500	389.74
53.33	0.2840	388.03
53.33	0.3900	387.44
53.33	0.4860	387.07
53.33	0.5940	387.09
53.33	0.6980	387.36
53.33	0.7980	388.43
53.33	0.8980	389.90
53.33	1.0000	392.61
79.99	0.0000	403.80
79.99	0.1500	401.29
79.99	0.2840	399.92
79.99	0.3900	399.48
79.99	0.4860	399.30
79.99	0.5940	399.53
79.99	0.6980	400.03
79.99	0.7980	401.41
79.99	0.8980	403.20
79.99	1.0000	406.15
101.32	0.0000	410.86
101.32	0.1500	408.48
101.32	0.2840	407.29
101.32	0.3900	406.94
101.32	0.4860	406.88
101.32	0.5940	407.22
101.32	0.6980	407.93
101.32	0.7980	409.57
101.32	0.8980	411.48
101.32	1.0000	414.66

Azeotropic temperature, K [ref]

Pressure, kPa - Liquid	Azeotropic temperature, K - Liquid
26.66	368.00
53.33	387.10
79.99	399.30
101.32	406.90

Azeotropic temperature, K [ref]

Pressure, kPa - Liquid	Azeotropic temperature, K - Liquid
26.66	368.00
53.33	387.10
79.99	399.30
101.32	406.90

Sources

• Molar excess enthalpies at T = 298.15 K for (1-alkanol + dibutylether) systems
• Excess molar enthalpies of the binary systems: (Dibutyl ether + isomers of pentanol) at T = (298.15 and 308.15) K
• Isobaric Vapor-Liquid Equilibria of the Ternary System Dibutyl Ether + 1-Pentanol + Nonane