Mixture of Benzene + 2-Pyrrolidinone, 1-methyl-

Datasets

1. Activity coefficient (2)
2. C_p,liquid - Molar heat capacity at constant pressure, J/K/mol (2)
3. η - Viscosity, Pa*s (2)
4. Excess molar enthalpy (molar enthalpy (2)
5. ρ_l - Mass density, kg/m3 (4)
6. c_sound,fluid - Speed of Sound, m/s (2)
7. Vapor Liquid Equilibrium at Constant Pressure
8. Vapor Liquid Equilibrium at Constant Temperature (2)
9. Excess molar volume, m3/mol (2)

Activity coefficient of Benzene (1) [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Activity coefficient of Benzene (1) - Liquid
333.20	1.1
348.20	1.14
363.20	1.1

Activity coefficient of Benzene (1) [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Activity coefficient of Benzene (1) - Liquid
333.20	1.1
348.20	1.14
363.20	1.1

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
293.15	0.0787	137.73
293.15	0.1156	139.63
293.15	0.1680	142.27
293.15	0.1983	143.75
293.15	0.2249	145.03
293.15	0.2634	146.83
293.15	0.3065	148.78
293.15	0.3325	149.91
293.15	0.3617	151.15
293.15	0.4106	153.13
293.15	0.4367	154.13
293.15	0.4635	155.13
293.15	0.5008	156.45
293.15	0.5598	158.37
293.15	0.5952	159.42
293.15	0.6245	160.24
293.15	0.6616	161.18
293.15	0.7099	162.28
293.15	0.7494	163.06
293.15	0.7748	163.51
293.15	0.8011	163.92
293.15	0.8319	164.35
293.15	0.8767	164.84
293.15	0.9152	165.15
298.15	0.0787	139.51
298.15	0.1156	141.42
298.15	0.1680	144.04
298.15	0.1983	145.51
298.15	0.2249	146.77
298.15	0.2634	148.55
298.15	0.3065	150.46
298.15	0.3325	151.58
298.15	0.3617	152.80
298.15	0.4106	154.74
298.15	0.4367	155.73
298.15	0.4635	156.71
298.15	0.5008	158.01
298.15	0.5598	159.91
298.15	0.5952	160.95
298.15	0.6245	161.75
298.15	0.6616	162.69
298.15	0.7099	163.76
298.15	0.7494	164.51
298.15	0.7748	164.93
298.15	0.8011	165.31
298.15	0.8319	165.68
298.15	0.8767	166.08
298.15	0.9152	166.28
303.15	0.0787	140.90
303.15	0.1156	142.83
303.15	0.1680	145.46
303.15	0.1983	146.92
303.15	0.2249	148.18
303.15	0.2634	149.94
303.15	0.3065	151.83
303.15	0.3325	152.93
303.15	0.3617	154.13
303.15	0.4106	156.04
303.15	0.4367	157.02
303.15	0.4635	157.98
303.15	0.5008	159.26
303.15	0.5598	161.13
303.15	0.5952	162.15
303.15	0.6245	162.94
303.15	0.6616	163.85
303.15	0.7099	164.90
303.15	0.7494	165.62
303.15	0.7748	166.02
303.15	0.8011	166.38
303.15	0.8319	166.72
303.15	0.8767	167.06
303.15	0.9152	167.20

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
293.15	0.0787	137.73
293.15	0.1156	139.63
293.15	0.1680	142.27
293.15	0.1983	143.75
293.15	0.2249	145.03
293.15	0.2634	146.83
293.15	0.3065	148.78
293.15	0.3325	149.91
293.15	0.3617	151.15
293.15	0.4106	153.13
293.15	0.4367	154.13
293.15	0.4635	155.13
293.15	0.5008	156.45
293.15	0.5598	158.37
293.15	0.5952	159.42
293.15	0.6245	160.24
293.15	0.6616	161.18
293.15	0.7099	162.28
293.15	0.7494	163.06
293.15	0.7748	163.51
293.15	0.8011	163.92
293.15	0.8319	164.35
293.15	0.8767	164.84
293.15	0.9152	165.15
298.15	0.0787	139.51
298.15	0.1156	141.42
298.15	0.1680	144.04
298.15	0.1983	145.51
298.15	0.2249	146.77
298.15	0.2634	148.55
298.15	0.3065	150.46
298.15	0.3325	151.58
298.15	0.3617	152.80
298.15	0.4106	154.74
298.15	0.4367	155.73
298.15	0.4635	156.71
298.15	0.5008	158.01
298.15	0.5598	159.91
298.15	0.5952	160.95
298.15	0.6245	161.75
298.15	0.6616	162.69
298.15	0.7099	163.76
298.15	0.7494	164.51
298.15	0.7748	164.93
298.15	0.8011	165.31
298.15	0.8319	165.68
298.15	0.8767	166.08
298.15	0.9152	166.28
303.15	0.0787	140.90
303.15	0.1156	142.83
303.15	0.1680	145.46
303.15	0.1983	146.92
303.15	0.2249	148.18
303.15	0.2634	149.94
303.15	0.3065	151.83
303.15	0.3325	152.93
303.15	0.3617	154.13
303.15	0.4106	156.04
303.15	0.4367	157.02
303.15	0.4635	157.98
303.15	0.5008	159.26
303.15	0.5598	161.13
303.15	0.5952	162.15
303.15	0.6245	162.94
303.15	0.6616	163.85
303.15	0.7099	164.90
303.15	0.7494	165.62
303.15	0.7748	166.02
303.15	0.8011	166.38
303.15	0.8319	166.72
303.15	0.8767	167.06
303.15	0.9152	167.20

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Viscosity, Pa*s - Liquid
303.15	0.0000	0.0016
303.15	0.1239	0.0014
303.15	0.2409	0.0012
303.15	0.3523	0.0011
303.15	0.4584	0.0010
303.15	0.5594	0.0009
303.15	0.6557	0.0008
303.15	0.7476	0.0007
303.15	0.8354	0.0007
303.15	0.9195	0.0006
303.15	1.0000	0.0006
313.15	0.0000	0.0013
313.15	0.1239	0.0012
313.15	0.2409	0.0010
313.15	0.3523	0.0010
313.15	0.4584	0.0009
313.15	0.5594	0.0008
313.15	0.6557	0.0007
313.15	0.7476	0.0006
313.15	0.8354	0.0006
313.15	0.9195	0.0005
313.15	1.0000	0.0005
323.15	0.0000	0.0012
323.15	0.1239	0.0010
323.15	0.2409	0.0009
323.15	0.3523	0.0008
323.15	0.4584	0.0008
323.15	0.5594	0.0007
323.15	0.6557	0.0006
323.15	0.7476	0.0006
323.15	0.8354	0.0005
323.15	0.9195	0.0005
323.15	1.0000	0.0004
333.15	0.0000	0.0010
333.15	0.1239	0.0009
333.15	0.2409	0.0008
333.15	0.3523	0.0007
333.15	0.4584	0.0007
333.15	0.5594	0.0006
333.15	0.6557	0.0005
333.15	0.7476	0.0005
333.15	0.8354	0.0005
333.15	0.9195	0.0004
333.15	1.0000	0.0004
343.15	0.0000	0.0009
343.15	0.1239	0.0008
343.15	0.2409	0.0007
343.15	0.3523	0.0007
343.15	0.4584	0.0006
343.15	0.5594	0.0005
343.15	0.6557	0.0005
343.15	0.7476	0.0004
343.15	0.8354	0.0004
343.15	0.9195	0.0004
343.15	1.0000	0.0003

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Viscosity, Pa*s - Liquid
303.15	0.0000	0.0016
303.15	0.1239	0.0014
303.15	0.2409	0.0012
303.15	0.3523	0.0011
303.15	0.4584	0.0010
303.15	0.5594	0.0009
303.15	0.6557	0.0008
303.15	0.7476	0.0007
303.15	0.8354	0.0007
303.15	0.9195	0.0006
303.15	1.0000	0.0006
313.15	0.0000	0.0013
313.15	0.1239	0.0012
313.15	0.2409	0.0010
313.15	0.3523	0.0010
313.15	0.4584	0.0009
313.15	0.5594	0.0008
313.15	0.6557	0.0007
313.15	0.7476	0.0006
313.15	0.8354	0.0006
313.15	0.9195	0.0005
313.15	1.0000	0.0005
323.15	0.0000	0.0012
323.15	0.1239	0.0010
323.15	0.2409	0.0009
323.15	0.3523	0.0008
323.15	0.4584	0.0008
323.15	0.5594	0.0007
323.15	0.6557	0.0006
323.15	0.7476	0.0006
323.15	0.8354	0.0005
323.15	0.9195	0.0005
323.15	1.0000	0.0004
333.15	0.0000	0.0010
333.15	0.1239	0.0009
333.15	0.2409	0.0008
333.15	0.3523	0.0007
333.15	0.4584	0.0007
333.15	0.5594	0.0006
333.15	0.6557	0.0005
333.15	0.7476	0.0005
333.15	0.8354	0.0005
333.15	0.9195	0.0004
333.15	1.0000	0.0004
343.15	0.0000	0.0009
343.15	0.1239	0.0008
343.15	0.2409	0.0007
343.15	0.3523	0.0007
343.15	0.4584	0.0006
343.15	0.5594	0.0005
343.15	0.6557	0.0005
343.15	0.7476	0.0004
343.15	0.8354	0.0004
343.15	0.9195	0.0004
343.15	1.0000	0.0003

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

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0625	-0.1259
0.1788	-0.3044
0.2356	-0.3684
0.2736	-0.4029
0.3462	-0.4526
0.4362	-0.4858
0.5467	-0.4943
0.5541	-0.4923
0.6243	-0.4672
0.6681	-0.4421
0.7411	-0.3841
0.8163	-0.2982
0.8719	-0.2226
0.9311	-0.1293

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

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0625	-0.1259
0.1788	-0.3044
0.2356	-0.3684
0.2736	-0.4029
0.3462	-0.4526
0.4362	-0.4858
0.5467	-0.4943
0.5541	-0.4923
0.6243	-0.4672
0.6681	-0.4421
0.7411	-0.3841
0.8163	-0.2982
0.8719	-0.2226
0.9311	-0.1293

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	1032.66
293.15	0.0434	1027.48
293.15	0.1023	1020.3
293.15	0.1625	1012.78
293.15	0.2237	1004.93
293.15	0.2834	997.06
293.15	0.3457	988.6
293.15	0.4015	980.8
293.15	0.4865	968.47
293.15	0.5421	960.08
293.15	0.6154	948.61
293.15	0.6854	937.17
293.15	0.7549	925.31
293.15	0.8254	912.73
293.15	0.9002	898.74
293.15	0.9772	883.6
293.15	1.0000	878.96
303.15	0.0000	1023.42
303.15	0.0444	1018.04
303.15	0.1165	1009.11
303.15	0.1854	1000.32
303.15	0.2539	991.32
303.15	0.3296	981.02
303.15	0.3965	971.6
303.15	0.4653	961.58
303.15	0.5362	950.85
303.15	0.6033	940.29
303.15	0.6798	927.73
303.15	0.7451	916.54
303.15	0.8125	904.52
303.15	0.8847	891.05
303.15	0.9245	883.36
303.15	0.9799	872.31
303.15	1.0000	868.21
313.15	0.0000	1014.27
313.15	0.0454	1008.7
313.15	0.1054	1001.17
313.15	0.1765	992.0
313.15	0.2365	984.05
313.15	0.2965	975.88
313.15	0.3654	966.2
313.15	0.4368	955.82
313.15	0.5012	946.12
313.15	0.5687	935.58
313.15	0.6358	924.71
313.15	0.6954	914.69
313.15	0.7658	902.39
313.15	0.8326	890.21
313.15	0.9036	876.72
313.15	0.9684	863.87
313.15	1.0000	857.4
323.15	0.0000	1005.62
323.15	0.0521	999.09
323.15	0.1245	989.78
323.15	0.1987	979.96
323.15	0.2541	972.41
323.15	0.3214	962.98
323.15	0.3854	953.74
323.15	0.4215	948.4
323.15	0.4854	938.69
323.15	0.5411	929.98
323.15	0.6124	918.42
323.15	0.6854	906.11
323.15	0.7214	899.84
323.15	0.7984	885.99
323.15	0.8598	874.48
323.15	0.9249	861.81
323.15	1.0000	846.55
333.15	0.0000	996.28
333.15	0.0451	990.55
333.15	0.1025	983.11
333.15	0.1632	975.06
333.15	0.2302	965.93
333.15	0.2987	956.32
333.15	0.3512	948.74
333.15	0.4215	938.29
333.15	0.4865	928.31
333.15	0.5521	917.9
333.15	0.6213	906.51
333.15	0.6895	894.85
333.15	0.7451	885.02
333.15	0.8145	872.3
333.15	0.8865	858.55
333.15	0.9654	842.8
333.15	1.0000	835.66
343.15	0.0000	987.39
343.15	0.0414	982.03
343.15	0.1154	972.25
343.15	0.1874	962.43
343.15	0.2564	952.76
343.15	0.3248	942.88
343.15	0.3965	932.18
343.15	0.4685	921.08
343.15	0.5384	909.92
343.15	0.5968	900.27
343.15	0.6622	889.13
343.15	0.7321	876.77
343.15	0.7954	865.17
343.15	0.8541	854.04
343.15	0.9123	842.63
343.15	0.9799	828.9
343.15	1.0000	824.71

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
303.15	0.0000	1023.47
303.15	0.1239	1008.67
303.15	0.2409	993.24
303.15	0.3523	978.06
303.15	0.4584	962.87
303.15	0.5594	947.6
303.15	0.6557	931.99
303.15	0.7476	916.33
303.15	0.8354	900.43
303.15	0.9195	884.33
303.15	1.0000	868.21
313.15	0.0000	1014.55
313.15	0.1239	999.64
313.15	0.2409	984.1
313.15	0.3523	968.78
313.15	0.4584	953.43
313.15	0.5594	937.99
313.15	0.6557	922.17
313.15	0.7476	906.29
313.15	0.8354	890.16
313.15	0.9195	873.83
313.15	1.0000	857.46
323.15	0.0000	1005.66
323.15	0.1239	990.6
323.15	0.2409	974.95
323.15	0.3523	959.51
323.15	0.4584	943.96
323.15	0.5594	928.33
323.15	0.6557	912.31
323.15	0.7476	896.21
323.15	0.8354	879.84
323.15	0.9195	863.26
323.15	1.0000	846.65
333.15	0.0000	996.71
333.15	0.1239	981.51
333.15	0.2409	965.76
333.15	0.3523	950.17
333.15	0.4584	934.42
333.15	0.5594	918.6
333.15	0.6557	902.36
333.15	0.7476	886.02
333.15	0.8354	869.42
333.15	0.9195	852.58
333.15	1.0000	835.72
343.15	0.0000	987.75
343.15	0.1239	972.41
343.15	0.2409	956.53
343.15	0.3523	940.78
343.15	0.4584	924.85
343.15	0.5594	908.82
343.15	0.6557	892.35
343.15	0.7476	875.8
343.15	0.8354	858.93
343.15	0.9195	841.81
343.15	1.0000	824.87

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
293.15	0.0000	1032.66
293.15	0.0434	1027.48
293.15	0.1023	1020.3
293.15	0.1625	1012.78
293.15	0.2237	1004.93
293.15	0.2834	997.06
293.15	0.3457	988.6
293.15	0.4015	980.8
293.15	0.4865	968.47
293.15	0.5421	960.08
293.15	0.6154	948.61
293.15	0.6854	937.17
293.15	0.7549	925.31
293.15	0.8254	912.73
293.15	0.9002	898.74
293.15	0.9772	883.6
293.15	1.0000	878.96
303.15	0.0000	1023.42
303.15	0.0444	1018.04
303.15	0.1165	1009.11
303.15	0.1854	1000.32
303.15	0.2539	991.32
303.15	0.3296	981.02
303.15	0.3965	971.6
303.15	0.4653	961.58
303.15	0.5362	950.85
303.15	0.6033	940.29
303.15	0.6798	927.73
303.15	0.7451	916.54
303.15	0.8125	904.52
303.15	0.8847	891.05
303.15	0.9245	883.36
303.15	0.9799	872.31
303.15	1.0000	868.21
313.15	0.0000	1014.27
313.15	0.0454	1008.7
313.15	0.1054	1001.17
313.15	0.1765	992.0
313.15	0.2365	984.05
313.15	0.2965	975.88
313.15	0.3654	966.2
313.15	0.4368	955.82
313.15	0.5012	946.12
313.15	0.5687	935.58
313.15	0.6358	924.71
313.15	0.6954	914.69
313.15	0.7658	902.39
313.15	0.8326	890.21
313.15	0.9036	876.72
313.15	0.9684	863.87
313.15	1.0000	857.4
323.15	0.0000	1005.62
323.15	0.0521	999.09
323.15	0.1245	989.78
323.15	0.1987	979.96
323.15	0.2541	972.41
323.15	0.3214	962.98
323.15	0.3854	953.74
323.15	0.4215	948.4
323.15	0.4854	938.69
323.15	0.5411	929.98
323.15	0.6124	918.42
323.15	0.6854	906.11
323.15	0.7214	899.84
323.15	0.7984	885.99
323.15	0.8598	874.48
323.15	0.9249	861.81
323.15	1.0000	846.55
333.15	0.0000	996.28
333.15	0.0451	990.55
333.15	0.1025	983.11
333.15	0.1632	975.06
333.15	0.2302	965.93
333.15	0.2987	956.32
333.15	0.3512	948.74
333.15	0.4215	938.29
333.15	0.4865	928.31
333.15	0.5521	917.9
333.15	0.6213	906.51
333.15	0.6895	894.85
333.15	0.7451	885.02
333.15	0.8145	872.3
333.15	0.8865	858.55
333.15	0.9654	842.8
333.15	1.0000	835.66
343.15	0.0000	987.39
343.15	0.0414	982.03
343.15	0.1154	972.25
343.15	0.1874	962.43
343.15	0.2564	952.76
343.15	0.3248	942.88
343.15	0.3965	932.18
343.15	0.4685	921.08
343.15	0.5384	909.92
343.15	0.5968	900.27
343.15	0.6622	889.13
343.15	0.7321	876.77
343.15	0.7954	865.17
343.15	0.8541	854.04
343.15	0.9123	842.63
343.15	0.9799	828.9
343.15	1.0000	824.71

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Benzene (1) - Liquid	Mass density, kg/m3 - Liquid
303.15	0.0000	1023.47
303.15	0.1239	1008.67
303.15	0.2409	993.24
303.15	0.3523	978.06
303.15	0.4584	962.87
303.15	0.5594	947.6
303.15	0.6557	931.99
303.15	0.7476	916.33
303.15	0.8354	900.43
303.15	0.9195	884.33
303.15	1.0000	868.21
313.15	0.0000	1014.55
313.15	0.1239	999.64
313.15	0.2409	984.1
313.15	0.3523	968.78
313.15	0.4584	953.43
313.15	0.5594	937.99
313.15	0.6557	922.17
313.15	0.7476	906.29
313.15	0.8354	890.16
313.15	0.9195	873.83
313.15	1.0000	857.46
323.15	0.0000	1005.66
323.15	0.1239	990.6
323.15	0.2409	974.95
323.15	0.3523	959.51
323.15	0.4584	943.96
323.15	0.5594	928.33
323.15	0.6557	912.31
323.15	0.7476	896.21
323.15	0.8354	879.84
323.15	0.9195	863.26
323.15	1.0000	846.65
333.15	0.0000	996.71
333.15	0.1239	981.51
333.15	0.2409	965.76
333.15	0.3523	950.17
333.15	0.4584	934.42
333.15	0.5594	918.6
333.15	0.6557	902.36
333.15	0.7476	886.02
333.15	0.8354	869.42
333.15	0.9195	852.58
333.15	1.0000	835.72
343.15	0.0000	987.75
343.15	0.1239	972.41
343.15	0.2409	956.53
343.15	0.3523	940.78
343.15	0.4584	924.85
343.15	0.5594	908.82
343.15	0.6557	892.35
343.15	0.7476	875.8
343.15	0.8354	858.93
343.15	0.9195	841.81
343.15	1.0000	824.87

Speed of sound, m/s [ref]

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	1259.0
0.0745	1283.0
0.1354	1303.0
0.1486	1307.0
0.2171	1330.0
0.2822	1351.0
0.3753	1380.0
0.4386	1399.0
0.4911	1413.0
0.5561	1430.0
0.6244	1446.0
0.6866	1459.0
0.7232	1466.0
0.8361	1485.0
0.9294	1498.0
1.0000	1508.0

Speed of sound, m/s [ref]

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Speed of sound, m/s - Liquid
0.0000	1259.0
0.0745	1283.0
0.1354	1303.0
0.1486	1307.0
0.2171	1330.0
0.2822	1351.0
0.3753	1380.0
0.4386	1399.0
0.4911	1413.0
0.5561	1430.0
0.6244	1446.0
0.6866	1459.0
0.7232	1466.0
0.8361	1485.0
0.9294	1498.0
1.0000	1508.0

Vapor Liquid Equilibrium at Constant Pressure [ref]

Operational condition: Pressure, kPa = 101.33 (VLE)

Fixed	Measured
T [K] - VLE	x1[mol/mol] of Benzene (1) - Liquid	y1[mol/mol] of Benzene (1) - Vapour
423.45	0.0900	0.7250
396.85	0.2000	0.8650
384.05	0.3250	0.9250
376.15	0.4650	0.9300
373.65	0.5000	0.9400
367.15	0.6000	0.9400
364.45	0.6700	0.9450

Vapor Liquid Equilibrium at Constant Temperature [ref]

Operational condition: Temperature, K = 281.15 (VLE)

P [kPa] - VLE	x1[mol/mol] of Benzene (1) - Liquid
0.0120	0.0000
0.2626	0.0470
0.4720	0.0876
0.7333	0.1346
1.524	0.2752
2.209	0.3943
2.9824	0.5263
3.4224	0.6028
4.345	0.7709
4.81	0.8643
5.1	0.9264
5.186	0.9454
5.321	0.9731
5.462	1.0000

Vapor Liquid Equilibrium at Constant Temperature [ref]

Operational condition: Temperature, K = 287.15 (VLE)

P [kPa] - VLE	x1[mol/mol] of Benzene (1) - Liquid
0.0200	0.0000
0.3626	0.0470
0.6586	0.0876
1.012	0.1345
2.097	0.2751
3.037	0.3943
4.089	0.5263
4.68	0.6024
5.929	0.7708
6.558	0.8643
6.963	0.9264
7.082	0.9454
7.263	0.9731
7.457	1.0000

Excess molar volume, m3/mol [ref]

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Excess molar volume, m3/mol - Liquid
0.0647	-1.4600e-07
0.1821	-3.8200e-07
0.2175	-4.4500e-07
0.2866	-5.5900e-07
0.3428	-6.3300e-07
0.4219	-7.1600e-07
0.5141	-7.7300e-07
0.5777	-7.8100e-07
0.6144	-7.7200e-07
0.6894	-7.2200e-07
0.7211	-6.8900e-07
0.8043	-5.6500e-07
0.8756	-4.0600e-07
0.9213	-2.7800e-07

Excess molar volume, m3/mol [ref]

Operational conditions:

• Temperature, K = 308.15 (Liquid)
• Pressure, kPa = 101 (Liquid)

Mole fraction of 2-Pyrrolidinone, 1-methyl- (2) - Liquid	Excess molar volume, m3/mol - Liquid
0.0647	-1.4600e-07
0.1821	-3.8200e-07
0.2175	-4.4500e-07
0.2866	-5.5900e-07
0.3428	-6.3300e-07
0.4219	-7.1600e-07
0.5141	-7.7300e-07
0.5777	-7.8100e-07
0.6144	-7.7200e-07
0.6894	-7.2200e-07
0.7211	-6.8900e-07
0.8043	-5.6500e-07
0.8756	-4.0600e-07
0.9213	-2.7800e-07

Sources

• Dortmund Data Bank Vapor-Liquid Equilibrium Data
• Densities and volumetric properties of N-methyl-2-pyrrolidone with aromatic hydrocarbon at different temperature
• Thermodynamic properties of binary mixtures of N-methyl-2-pyrrolidinone with cyclohexane, benzene, toluene at (303.15 to 353.15) K and atmospheric pressure
• Thermodynamic and topological investigations of molecular interactions in binary and ternary mixtures containing 1-methyl pyrrolidin-2-one at T = 308.15 K
• Activity coefficients at infinite dilution of organic solutes in N-formylmorpholine and N-methylpyrrolidone from gas-liquid chromatography
• Excess heat capacities of mixtures containing 1-methylpyrrolidin-2-one, chlorotoluenes and benzene