Mixture of Pyridine, 3,5-dimethyl- + Heptane

Datasets

1. Excess molar enthalpy (molar enthalpy
2. P_vap - Vapor or sublimation pressure, kPa

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

Operational conditions:

• Temperature, K = 303.15 (Liquid)
• Pressure, kPa = 101.3 (Liquid)

Mole fraction of Pyridine, 3,5-dimethyl- (1) - Liquid	Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.0712	0.3980
0.2287	0.9100
0.2961	1.079
0.3799	1.175
0.4475	1.24
0.4970	1.225
0.5013	1.23
0.5962	1.185
0.6871	1.042
0.7428	0.9150
0.8500	0.5740

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Pyridine, 3,5-dimethyl- (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
273.15	0.0865	1.43
273.15	0.1192	1.40
273.15	0.2902	1.28
273.15	0.4468	1.18
273.15	0.5900	1.11
273.15	0.6903	1.00
273.15	0.8230	0.74
283.15	0.0865	2.58
283.15	0.1192	2.53
283.15	0.2902	2.29
283.15	0.4468	2.09
283.15	0.5900	1.95
283.15	0.6903	1.77
283.15	0.8230	1.27
293.15	0.0865	4.42
293.15	0.1192	4.33
293.15	0.2902	3.91
293.15	0.4468	3.55
293.15	0.5900	3.29
293.15	0.6903	2.98
293.15	0.8230	2.11
298.15	0.0865	5.70
298.15	0.1192	5.59
298.15	0.2902	5.03
298.15	0.4468	4.55
298.15	0.5900	4.21
298.15	0.6903	3.80
298.15	0.8230	2.68
303.15	0.0865	7.28
303.15	0.1192	7.13
303.15	0.2902	6.41
303.15	0.4468	5.78
303.15	0.5900	5.33
303.15	0.6903	4.80
303.15	0.8230	3.37
313.15	0.0865	11.53
313.15	0.1192	11.29
313.15	0.2902	10.11
313.15	0.4468	9.07
313.15	0.5900	8.31
313.15	0.6903	7.47
313.15	0.8230	5.21
323.15	0.0865	17.66
323.15	0.1192	17.29
323.15	0.2902	15.43
323.15	0.4468	13.78
323.15	0.5900	12.57
323.15	0.6903	11.25
323.15	0.8230	7.83
333.15	0.0865	26.25
333.15	0.1192	25.69
333.15	0.2902	22.86
333.15	0.4468	20.31
333.15	0.5900	18.45
333.15	0.6903	16.47
333.15	0.8230	11.44

Sources

• Vapour pressures and excess functions of (3,5; 2,6)dimethylpyridine + n-hexane, n-heptane and n-octane measurement and prediction

Note: These property values are available through the Cheméo API. A free account gives you an access key.