Mixture of Cyclotetrasiloxane, octamethyl- + Heptane

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Cyclotetrasiloxane, octamethyl-

Name
Cyclotetrasiloxane, octamethyl-
InChI
InChI=1S/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3
InChI Key
HMMGMWAXVFQUOA-UHFFFAOYSA-N
Formula
C8H24O4Si4
SMILES
C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
Mol. Weight (g/mol)
296.62
CAS
556-67-2

Heptane

Name
Heptane
InChI
InChI=1S/C7H16/c1-3-5-7-6-4-2/h3-7H2,1-2H3
InChI Key
IMNFDUFMRHMDMM-UHFFFAOYSA-N
Formula
C7H16
SMILES
CCCCCCC
Mol. Weight (g/mol)
100.20
CAS
142-82-5
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Datasets

  1. Excess molar enthalpy (molar enthalpy (6)
  2. Excess molar volume, m3/mol (2)

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

Fixed Measured
Mole fraction of Heptane (2) - Liquid Temperature, K - Liquid Pressure, kPa - Liquid Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.5000 298.15 101.00 1.0000

Partial molar enthalpy, kJ/mol of Heptane (2) [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Partial molar enthalpy, kJ/mol of Heptane (2) - Liquid
0.0162 1.1772
0.0318 1.1588
0.0617 1.1156
0.0760 1.0929
0.0898 1.0721
0.1032 1.0582
0.1163 1.0342
0.1289 1.0183
0.1412 1.0012
0.1532 0.9841
0.1648 0.9660
0.1871 0.9306
0.2185 0.8887
0.2284 0.8743
0.2381 0.8619
0.2475 0.8465
0.2567 0.8321
0.2657 0.8207
0.2744 0.8112
0.2830 0.7967
0.4962 0.4906
0.5025 0.4800
0.5087 0.4724
0.5148 0.4657
0.5207 0.4571
0.5264 0.4494
0.5320 0.4418
0.5375 0.4351
0.5429 0.4264
0.7440 0.1682
0.7469 0.1653
0.7497 0.1625
0.7551 0.1567
0.7577 0.1539
Mole fraction of Heptane (2)
Partial molar enthalpy, kJ/mol of Heptane (2)
0.2
0.4
0.6
0.8
1
1.2
0
0.2
0.4000000000000001
0.6000000000000001

Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) - Liquid
0.2653 0.0633
0.2674 0.0635
0.2695 0.0646
0.2717 0.0657
0.2761 0.0680
0.2784 0.0711
0.2807 0.0673
0.4830 0.2627
0.4860 0.2668
0.4890 0.2710
0.4921 0.2732
0.4952 0.2794
0.4984 0.2816
0.5016 0.2877
0.5048 0.2929
0.5081 0.3011
0.7350 0.7971
0.7391 0.8062
0.7516 0.8475
0.7559 0.8606
0.7602 0.8748
0.8927 1.4377
0.8975 1.4667
0.9024 1.4928
0.9123 1.5389
0.9173 1.568
0.9224 1.599
0.9275 1.6281
0.9380 1.6672
0.9433 1.7322
0.9487 1.7632
0.9541 1.7993
0.9708 1.9193
0.9765 1.9583
0.9823 2.0082
0.9881 2.0412
Mole fraction of Heptane (2)
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1)
0
0.5
1
1.5
2
0.4
0.6000000000000001
0.8
1

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

Fixed Measured
Mole fraction of Heptane (2) - Liquid Temperature, K - Liquid Pressure, kPa - Liquid Excess molar enthalpy (molar enthalpy of mixing), kJ/mol - Liquid
0.5000 298.15 101.00 1.0000

Partial molar enthalpy, kJ/mol of Heptane (2) [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Partial molar enthalpy, kJ/mol of Heptane (2) - Liquid
0.0162 1.1772
0.0318 1.1588
0.0617 1.1156
0.0760 1.0929
0.0898 1.0721
0.1032 1.0582
0.1163 1.0342
0.1289 1.0183
0.1412 1.0012
0.1532 0.9841
0.1648 0.9660
0.1871 0.9306
0.2185 0.8887
0.2284 0.8743
0.2381 0.8619
0.2475 0.8465
0.2567 0.8321
0.2657 0.8207
0.2744 0.8112
0.2830 0.7967
0.4962 0.4906
0.5025 0.4800
0.5087 0.4724
0.5148 0.4657
0.5207 0.4571
0.5264 0.4494
0.5320 0.4418
0.5375 0.4351
0.5429 0.4264
0.7440 0.1682
0.7469 0.1653
0.7497 0.1625
0.7551 0.1567
0.7577 0.1539
Mole fraction of Heptane (2)
Partial molar enthalpy, kJ/mol of Heptane (2)
0.2
0.4
0.6
0.8
1
1.2
0
0.2
0.4000000000000001
0.6000000000000001

Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1) - Liquid
0.2653 0.0633
0.2674 0.0635
0.2695 0.0646
0.2717 0.0657
0.2761 0.0680
0.2784 0.0711
0.2807 0.0673
0.4830 0.2627
0.4860 0.2668
0.4890 0.2710
0.4921 0.2732
0.4952 0.2794
0.4984 0.2816
0.5016 0.2877
0.5048 0.2929
0.5081 0.3011
0.7350 0.7971
0.7391 0.8062
0.7516 0.8475
0.7559 0.8606
0.7602 0.8748
0.8927 1.4377
0.8975 1.4667
0.9024 1.4928
0.9123 1.5389
0.9173 1.568
0.9224 1.599
0.9275 1.6281
0.9380 1.6672
0.9433 1.7322
0.9487 1.7632
0.9541 1.7993
0.9708 1.9193
0.9765 1.9583
0.9823 2.0082
0.9881 2.0412
Mole fraction of Heptane (2)
Partial molar enthalpy, kJ/mol of Cyclotetrasiloxane, octamethyl- (1)
0
0.5
1
1.5
2
0.4
0.6000000000000001
0.8
1

Excess molar volume, m3/mol [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Excess molar volume, m3/mol - Liquid
0.0573 1.0100e-07
0.1122 1.7500e-07
0.2048 2.8900e-07
0.3094 3.8500e-07
0.4013 4.4200e-07
0.5287 4.9000e-07
0.6210 4.5900e-07
0.7084 4.3500e-07
0.8312 3.2800e-07
0.9054 2.1600e-07
0.9515 1.2500e-07
0.9598 1.0300e-07
0.9730 7.1000e-08
0.9860 3.9000e-08
Mole fraction of Heptane (2)
Excess molar volume, m3/mol
0
1.00e-7
2.00e-7
3.00e-7
4.00e-7
5.00e-7
0.5
1

Excess molar volume, m3/mol [ref]

Operational conditions:

Mole fraction of Heptane (2) - Liquid Excess molar volume, m3/mol - Liquid
0.0573 1.0100e-07
0.1122 1.7500e-07
0.2048 2.8900e-07
0.3094 3.8500e-07
0.4013 4.4200e-07
0.5287 4.9000e-07
0.6210 4.5900e-07
0.7084 4.3500e-07
0.8312 3.2800e-07
0.9054 2.1600e-07
0.9515 1.2500e-07
0.9598 1.0300e-07
0.9730 7.1000e-08
0.9860 3.9000e-08
Mole fraction of Heptane (2)
Excess molar volume, m3/mol
0
1.00e-7
2.00e-7
3.00e-7
4.00e-7
5.00e-7
0.5
1

Sources