- InChI
- InChI=1S/H2/h1H/i1+1D
- InChI Key
- UFHFLCQGNIYNRP-VVKOMZTBSA-N
- Formula
- D2
- SMILES
- [H][H]
- Molecular Weight1
- 4.03
- CAS
- 7782-39-0
- Other Names
-
- D2
- UN 1957
- deuterium, diatomic
- 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).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- 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).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfG° | 53.88 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | 68.29 | kJ/mol | Joback Calculated Property |
| ΔfusH° | -0.88 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 15.30 | kJ/mol | Joback Calculated Property |
| log10WS | 0.18 | Crippen Calculated Property | |
| logPoct/wat | 0.246 | Crippen Calculated Property | |
| McVol | 10.860 | ml/mol | McGowan Calculated Property |
| Pc | 7014.41 | kPa | Joback Calculated Property |
| Tboil | 198.00 | K | Joback Calculated Property |
| Tc | 339.04 | K | Joback Calculated Property |
| Tfus | 122.50 | K | Joback Calculated Property |
| Vc | 0.018 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [-10.08; -3.65] | J/mol×K | [198.00; 339.04] | 
|
| Cp,gas | -10.08 | J/mol×K | 198.00 | Joback Calculated Property |
| Cp,gas | -8.36 | J/mol×K | 221.51 | Joback Calculated Property |
| Cp,gas | -6.92 | J/mol×K | 245.01 | Joback Calculated Property |
| Cp,gas | -5.74 | J/mol×K | 268.52 | Joback Calculated Property |
| Cp,gas | -4.82 | J/mol×K | 292.03 | Joback Calculated Property |
| Cp,gas | -4.12 | J/mol×K | 315.53 | Joback Calculated Property |
| Cp,gas | -3.65 | J/mol×K | 339.04 | Joback Calculated Property |
| η | [0.0000002; 0.0000013] | Pa×s | [122.50; 198.00] |
|
| η | 0.0000002 | Pa×s | 122.50 | Joback Calculated Property |
| η | 0.0000003 | Pa×s | 135.08 | Joback Calculated Property |
| η | 0.0000005 | Pa×s | 147.67 | Joback Calculated Property |
| η | 0.0000007 | Pa×s | 160.25 | Joback Calculated Property |
| η | 0.0000009 | Pa×s | 172.83 | Joback Calculated Property |
| η | 0.0000011 | Pa×s | 185.42 | Joback Calculated Property |
| η | 0.0000013 | Pa×s | 198.00 | Joback Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [17.19; 1663.26] | kPa | [18.73; 38.35] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.25267e+01 | |||
| Coefficient B | -2.12329e+02 | |||
| Coefficient C | 3.20000e+00 | |||
| Temperature range, min. | 18.73 | |||
| Temperature range, max. | 38.35 | |||
| Pvap | 17.19 | kPa | 18.73 | Calculated Property |
| Pvap | 41.27 | kPa | 20.91 | Calculated Property |
| Pvap | 85.65 | kPa | 23.09 | Calculated Property |
| Pvap | 158.98 | kPa | 25.27 | Calculated Property |
| Pvap | 270.21 | kPa | 27.45 | Calculated Property |
| Pvap | 428.04 | kPa | 29.63 | Calculated Property |
| Pvap | 640.29 | kPa | 31.81 | Calculated Property |
| Pvap | 913.64 | kPa | 33.99 | Calculated Property |
| Pvap | 1253.34 | kPa | 36.17 | Calculated Property |
| Pvap | 1663.26 | kPa | 38.35 | Calculated Property |
| Pvap | [20.81; 148.78] | kPa | [19.15; 25.15] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 1.12815e+01 | |||
| Coefficient B | -1.57895e+02 | |||
| Coefficient C | -3.01247e-04 | |||
| Coefficient D | 1.05352e-07 | |||
| Temperature range, min. | 19.15 | |||
| Temperature range, max. | 25.15 | |||
| Pvap | 20.81 | kPa | 19.15 | Calculated Property |
| Pvap | 27.46 | kPa | 19.82 | Calculated Property |
| Pvap | 35.59 | kPa | 20.48 | Calculated Property |
| Pvap | 45.38 | kPa | 21.15 | Calculated Property |
| Pvap | 57.01 | kPa | 21.82 | Calculated Property |
| Pvap | 70.66 | kPa | 22.48 | Calculated Property |
| Pvap | 86.49 | kPa | 23.15 | Calculated Property |
| Pvap | 104.69 | kPa | 23.82 | Calculated Property |
| Pvap | 125.40 | kPa | 24.48 | Calculated Property |
| Pvap | 148.78 | kPa | 25.15 | Calculated Property |
Similar Compounds
Find more compounds similar to Deuterium.
Mixtures
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Solubilities of gases in cycloethers. The solubility of 13 nonpolar gases in 2,5-dimethyltetrahydrofuran at 273.15 to 303.15 K and 101.32 kPa
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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