- InChI
- InChI=1S/C2H4I2/c3-1-2-4/h1-2H2
- InChI Key
- GBBZLMLLFVFKJM-UHFFFAOYSA-N
- Formula
- C2H4I2
- SMILES
- ICCI
- Molecular Weight1
- 281.86
- CAS
- 624-73-7
- Other Names
-
- 1,2-Diiodoethane
- CH2ICH2I
- Diiodoethane
- ETHYLENE IODIDE
- ω : Acentric Factor.
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔsubH° : Enthalpy of sublimation at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.2230 | KDB | |
| ΔcH°solid | -1368.00 ± 0.60 | kJ/mol | NIST |
| ΔfG° | 82.20 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | [66.80; 73.30] | kJ/mol |
|
| ΔfH°gas | 73.30 ± 1.10 | kJ/mol | NIST |
| ΔfH°gas | 66.80 ± 1.70 | kJ/mol | NIST |
| ΔfH°solid | 9.30 ± 0.80 | kJ/mol | NIST |
| ΔfusH° | 9.75 | kJ/mol | Joback Calculated Property |
| ΔsubH° | 64.00 ± 0.70 | kJ/mol | NIST |
| ΔvapH° | 49.80 | kJ/mol | NIST |
| IE | [9.40; 9.50] | eV |
|
| IE | 9.40 | eV | NIST |
| IE | 9.50 ± 0.02 | eV | NIST |
| log10WS | -2.56 | Crippen Calculated Property | |
| logPoct/wat | 1.856 | Crippen Calculated Property | |
| McVol | 90.680 | ml/mol | McGowan Calculated Property |
| Pc | 4730.00 | kPa | KDB |
| Inp | [984.00; 1015.00] |
|
|
| Inp | 1002.00 | NIST | |
| Inp | 1015.00 | NIST | |
| Inp | 984.00 | NIST | |
| Inp | 1008.00 | NIST | |
| Inp | 1002.00 | NIST | |
| Inp | 1008.00 | NIST | |
| Tboil | [473.20; 473.20] | K |
|
| Tboil | 473.20 | K | KDB |
| Tboil | 473.20 | K | NIST |
| Tc | 749.90 | K | KDB |
| Tfus | 356.00 | K | KDB |
| Vc | 0.324 | m3/kmol | KDB |
| Zc | 0.2454120 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [103.01; 123.98] | J/mol×K | [431.44; 683.78] |
|
| Cp,gas | 103.01 | J/mol×K | 431.44 | Joback Calculated Property |
| Cp,gas | 107.40 | J/mol×K | 473.50 | Joback Calculated Property |
| Cp,gas | 111.38 | J/mol×K | 515.55 | Joback Calculated Property |
| Cp,gas | 114.98 | J/mol×K | 557.61 | Joback Calculated Property |
| Cp,gas | 118.26 | J/mol×K | 599.67 | Joback Calculated Property |
| Cp,gas | 121.24 | J/mol×K | 641.73 | Joback Calculated Property |
| Cp,gas | 123.98 | J/mol×K | 683.78 | Joback Calculated Property |
| η | [0.0004990; 0.0060296] | Pa×s | [228.42; 431.44] |
|
| η | 0.0060296 | Pa×s | 228.42 | Joback Calculated Property |
| η | 0.0030448 | Pa×s | 262.26 | Joback Calculated Property |
| η | 0.0017975 | Pa×s | 296.09 | Joback Calculated Property |
| η | 0.0011822 | Pa×s | 329.93 | Joback Calculated Property |
| η | 0.0008406 | Pa×s | 363.77 | Joback Calculated Property |
| η | 0.0006334 | Pa×s | 397.60 | Joback Calculated Property |
| η | 0.0004990 | Pa×s | 431.44 | Joback Calculated Property |
| ΔvapH | 47.70 | kJ/mol | 448.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.64] | kPa | [355.50; 505.75] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.22119e+01 | |||
| Coefficient B | -2.46094e+03 | |||
| Coefficient C | -1.49119e+02 | |||
| Temperature range, min. | 355.50 | |||
| Temperature range, max. | 505.75 | |||
| Pvap | 1.33 | kPa | 355.50 | Calculated Property |
| Pvap | 3.25 | kPa | 372.19 | Calculated Property |
| Pvap | 7.02 | kPa | 388.89 | Calculated Property |
| Pvap | 13.68 | kPa | 405.58 | Calculated Property |
| Pvap | 24.60 | kPa | 422.28 | Calculated Property |
| Pvap | 41.33 | kPa | 438.97 | Calculated Property |
| Pvap | 65.63 | kPa | 455.67 | Calculated Property |
| Pvap | 99.35 | kPa | 472.36 | Calculated Property |
| Pvap | 144.39 | kPa | 489.06 | Calculated Property |
| Pvap | 202.64 | kPa | 505.75 | Calculated Property |
| Pvap | [3.99; 4703.89] | kPa | [371.15; 749.91] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 8.57571e+01 | |||
| Coefficient B | -9.24244e+03 | |||
| Coefficient C | -1.01406e+01 | |||
| Coefficient D | 3.82987e-06 | |||
| Temperature range, min. | 371.15 | |||
| Temperature range, max. | 749.91 | |||
| Pvap | 3.99 | kPa | 371.15 | Calculated Property |
| Pvap | 19.26 | kPa | 413.23 | Calculated Property |
| Pvap | 65.49 | kPa | 455.32 | Calculated Property |
| Pvap | 173.55 | kPa | 497.40 | Calculated Property |
| Pvap | 383.56 | kPa | 539.49 | Calculated Property |
| Pvap | 741.15 | kPa | 581.57 | Calculated Property |
| Pvap | 1295.17 | kPa | 623.66 | Calculated Property |
| Pvap | 2098.25 | kPa | 665.74 | Calculated Property |
| Pvap | 3210.19 | kPa | 707.83 | Calculated Property |
| Pvap | 4703.89 | kPa | 749.91 | Calculated Property |
Similar Compounds
Find more compounds similar to Ethane, 1,2-diiodo-.
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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