Mixture of 1,3,5-Trioxane + Water

Datasets

1. Mole fraction (2)
2. Liquid-liquid equilibrium temperature, K (2)
3. P_vap - Vapor or sublimation pressure, kPa (2)
4. Partial molar volume, m3/mol (2)

Mole fraction of 1,3,5-Trioxane (1) [ref]

Fixed		Measured
Temperature, K - Gas	Mole fraction of 1,3,5-Trioxane (1) - Liquid	Mole fraction of 1,3,5-Trioxane (1) - Gas
393.00	0.4983	0.3482
393.10	0.0953	0.2353
393.20	0.0345	0.1396
393.20	0.0396	0.1511
412.20	0.0040	0.0199
412.50	0.0071	0.0308
413.00	0.1212	0.2303
413.00	0.4360	0.3266
413.10	0.0192	0.0732
413.10	0.0319	0.1134
413.10	0.1007	0.2098
413.10	0.5267	0.3437
413.10	0.7619	0.4757
413.20	0.0110	0.0435
413.20	0.0211	0.0827
413.20	0.0546	0.1624
413.20	0.1009	0.1933
413.20	0.3210	0.3516
413.20	0.4342	0.3629

Mole fraction of 1,3,5-Trioxane (1) [ref]

Fixed		Measured
Temperature, K - Gas	Mole fraction of 1,3,5-Trioxane (1) - Liquid	Mole fraction of 1,3,5-Trioxane (1) - Gas
393.00	0.4983	0.3482
393.10	0.0953	0.2353
393.20	0.0345	0.1396
393.20	0.0396	0.1511
412.20	0.0040	0.0199
412.50	0.0071	0.0308
413.00	0.1212	0.2303
413.00	0.4360	0.3266
413.10	0.0192	0.0732
413.10	0.0319	0.1134
413.10	0.1007	0.2098
413.10	0.5267	0.3437
413.10	0.7619	0.4757
413.20	0.0110	0.0435
413.20	0.0211	0.0827
413.20	0.0546	0.1624
413.20	0.1009	0.1933
413.20	0.3210	0.3516
413.20	0.4342	0.3629

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid mixture 1)

Mass fraction of 1,3,5-Trioxane (1) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.2037	301.28
0.3000	306.87
0.3781	312.88
0.4643	316.54
0.4941	317.50
0.4960	317.35
0.5551	318.15
0.5880	319.11
0.5992	319.40
0.5999	318.39
0.6011	318.52
0.6159	319.53
0.6540	319.05
0.6776	319.34
0.6990	319.89
0.7495	320.29
0.7551	319.53
0.8928	321.01
0.8994	319.88

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid mixture 1)

Mass fraction of 1,3,5-Trioxane (1) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.2037	301.28
0.3000	306.87
0.3781	312.88
0.4643	316.54
0.4941	317.50
0.4960	317.35
0.5551	318.15
0.5880	319.11
0.5992	319.40
0.5999	318.39
0.6011	318.52
0.6159	319.53
0.6540	319.05
0.6776	319.34
0.6990	319.89
0.7495	320.29
0.7551	319.53
0.8928	321.01
0.8994	319.88

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of 1,3,5-Trioxane (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
393.00	0.4983	252.30
393.10	0.0953	246.20
393.20	0.0345	226.80
393.20	0.0396	226.90
412.20	0.0040	363.90
412.50	0.0071	371.20
413.00	0.1212	445.90
413.00	0.4360	450.10
413.10	0.0192	394.60
413.10	0.0319	409.00
413.10	0.1007	441.90
413.10	0.7619	385.20
413.20	0.0110	383.40
413.20	0.0132	390.00
413.20	0.0211	399.60
413.20	0.0546	432.10
413.20	0.1009	441.10

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Temperature, K - Liquid	Mole fraction of 1,3,5-Trioxane (1) - Liquid	Vapor or sublimation pressure, kPa - Liquid
393.00	0.4983	252.30
393.10	0.0953	246.20
393.20	0.0345	226.80
393.20	0.0396	226.90
412.20	0.0040	363.90
412.50	0.0071	371.20
413.00	0.1212	445.90
413.00	0.4360	450.10
413.10	0.0192	394.60
413.10	0.0319	409.00
413.10	0.1007	441.90
413.10	0.7619	385.20
413.20	0.0110	383.40
413.20	0.0132	390.00
413.20	0.0211	399.60
413.20	0.0546	432.10
413.20	0.1009	441.10

Partial molar volume, m3/mol of 1,3,5-Trioxane (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Partial molar volume, m3/mol of 1,3,5-Trioxane (1) - Liquid
298.16	15030.00	0.0001
298.16	30070.00	0.0001
318.16	15030.00	0.0001
318.16	30050.00	0.0001
338.15	15050.00	0.0001
338.15	30040.00	0.0001
358.17	15020.00	0.0001
358.17	30010.00	0.0001
373.18	30040.00	0.0001
373.19	15050.00	0.0001
398.18	2020.00	0.0001
398.18	15030.00	0.0001
398.18	30060.00	0.0001
423.17	2040.00	0.0001
423.17	15020.00	0.0001
423.18	30050.00	0.0001
448.16	2050.00	0.0001
448.17	15040.00	0.0001
448.17	30060.00	0.0001
473.17	15030.00	0.0001
473.17	30040.00	0.0001
473.18	2070.00	0.0001
498.16	3000.00	0.0001
498.16	15030.00	0.0001
498.17	30060.00	0.0001

Partial molar volume, m3/mol of 1,3,5-Trioxane (1) [ref]

Operational condition: Mole fraction = 0 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Partial molar volume, m3/mol of 1,3,5-Trioxane (1) - Liquid
298.16	15030.00	0.0001
298.16	30070.00	0.0001
318.16	15030.00	0.0001
318.16	30050.00	0.0001
338.15	15050.00	0.0001
338.15	30040.00	0.0001
358.17	15020.00	0.0001
358.17	30010.00	0.0001
373.18	30040.00	0.0001
373.19	15050.00	0.0001
398.18	2020.00	0.0001
398.18	15030.00	0.0001
398.18	30060.00	0.0001
423.17	2040.00	0.0001
423.17	15020.00	0.0001
423.18	30050.00	0.0001
448.16	2050.00	0.0001
448.17	15040.00	0.0001
448.17	30060.00	0.0001
473.17	15030.00	0.0001
473.17	30040.00	0.0001
473.18	2070.00	0.0001
498.16	3000.00	0.0001
498.16	15030.00	0.0001
498.17	30060.00	0.0001

Sources

• Partial molar volumes of organic solutes in water. XXII. Cyclic ethers at temperatures (298 to 573) K and pressures up to 30 MPa
• Solubility of Formaldehyde and Trioxane in Aqueous Solutions
• New Experimental Results for the Vapor-Liquid Equilibrium of the Binary System (Trioxane + Water) and the Ternary System (Formaldehyde + Trioxane + Water)