Mixture of Isobutane + Methyl Alcohol

Datasets

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

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

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Henry's Law constant (mole fraction scale), kPa of Isobutane (1) - Liquid
374.00	14600.0
394.80	16900.0
412.50	18900.0
431.90	19200.0
454.60	17800.0
472.50	17000.0
493.20	16300.0
513.38	10100.0

Azeotropic composition: mole fraction of Isobutane (1) [ref]

Temperature, K - Liquid	Azeotropic composition: mole fraction of Isobutane (1) - Liquid
364.51	0.8710

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

Operational condition: Mole fraction = 0 (Liquid)

Temperature, K - Liquid	Henry's Law constant (mole fraction scale), kPa of Isobutane (1) - Liquid
374.00	14600.0
394.80	16900.0
412.50	18900.0
431.90	19200.0
454.60	17800.0
472.50	17000.0
493.20	16300.0
513.38	10100.0

Azeotropic composition: mole fraction of Isobutane (1) [ref]

Temperature, K - Liquid	Azeotropic composition: mole fraction of Isobutane (1) - Liquid
364.51	0.8710

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Isobutane (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
364.50	0.7473	1802.40
364.50	0.8497	1819.70
364.50	0.9007	1822.40
364.51	0.0000	267.50
364.51	0.0110	421.80
364.51	0.0726	1029.70
364.51	0.1139	1269.10
364.51	0.3249	1686.60
364.51	0.3815	1716.70
364.51	0.4378	1737.10
364.51	0.4930	1753.00
364.51	0.4969	1752.50
364.51	0.5453	1763.70
364.51	0.5950	1773.80
364.51	0.6446	1783.30
364.51	0.6962	1792.90
364.51	0.7976	1811.70
364.51	0.9518	1802.50
364.51	0.9709	1773.80
364.51	0.9821	1746.90
364.51	1.0000	1686.40
364.52	0.0227	569.70
364.52	0.0363	719.30
364.52	0.1612	1445.00
364.52	0.2128	1563.00
364.52	0.2681	1638.90
364.52	0.9902	1721.40

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Isobutane (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
364.50	0.7473	1802.40
364.50	0.8497	1819.70
364.50	0.9007	1822.40
364.51	0.0000	267.50
364.51	0.0110	421.80
364.51	0.0726	1029.70
364.51	0.1139	1269.10
364.51	0.3249	1686.60
364.51	0.3815	1716.70
364.51	0.4378	1737.10
364.51	0.4930	1753.00
364.51	0.4969	1752.50
364.51	0.5453	1763.70
364.51	0.5950	1773.80
364.51	0.6446	1783.30
364.51	0.6962	1792.90
364.51	0.7976	1811.70
364.51	0.9518	1802.50
364.51	0.9709	1773.80
364.51	0.9821	1746.90
364.51	1.0000	1686.40
364.52	0.0227	569.70
364.52	0.0363	719.30
364.52	0.1612	1445.00
364.52	0.2128	1563.00
364.52	0.2681	1638.90
364.52	0.9902	1721.40

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Isobutane (1) - Liquid	Vapor or sublimation pressure, kPa - Gas
313.05	0.9941	538.45
313.06	0.0467	261.26
313.06	0.0934	383.35
313.06	0.4501	535.55
313.06	0.4997	537.15
313.06	0.5484	538.35
313.06	0.5997	539.45
313.06	0.6499	540.45
313.06	0.7004	541.55
313.06	0.7508	542.55
313.06	0.9030	547.04
313.06	0.9541	548.44
313.06	1.0000	529.65
313.07	0.0000	35.27
313.07	0.0289	190.96
313.07	0.1429	452.65
313.07	0.1930	490.25
313.07	0.2443	510.95
313.07	0.2953	522.55
313.07	0.3985	533.35
313.07	0.8010	543.84
313.07	0.8521	545.34
313.08	0.3477	529.35
313.08	0.4004	533.45

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
364.51	1821.80

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of Isobutane (1) - Liquid	Vapor or sublimation pressure, kPa - Gas
313.05	0.9941	538.45
313.06	0.0467	261.26
313.06	0.0934	383.35
313.06	0.4501	535.55
313.06	0.4997	537.15
313.06	0.5484	538.35
313.06	0.5997	539.45
313.06	0.6499	540.45
313.06	0.7004	541.55
313.06	0.7508	542.55
313.06	0.9030	547.04
313.06	0.9541	548.44
313.06	1.0000	529.65
313.07	0.0000	35.27
313.07	0.0289	190.96
313.07	0.1429	452.65
313.07	0.1930	490.25
313.07	0.2443	510.95
313.07	0.2953	522.55
313.07	0.3985	533.35
313.07	0.8010	543.84
313.07	0.8521	545.34
313.08	0.3477	529.35
313.08	0.4004	533.45

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
364.51	1821.80

Sources

• Vapour liquid equilibrium for the 2-methylpropane + methanol, +ethanol, +2-propanol, +2-butanol and +2-methyl-2-propanol systems at 313.15K
• Henry s law constants of propane, propene, butane, and 2-methylpropane in methanol at 374-490K
• Vapor Liquid Equilibrium for the Systems 2-Methylpropane + Methanol, + 2-Propanol, + 2-Butanol, and + 2-Methyl-2-propanol at 364.5 K