- InChI
- InChI=1S/C8H20N2/c1-7(2,9)5-6-8(3,4)10/h5-6,9-10H2,1-4H3
- InChI Key
- JWTVQZQPKHXGFM-UHFFFAOYSA-N
- Formula
- C8H20N2
- SMILES
- CC(C)(N)CCC(C)(C)N
- Molecular Weight1
- 144.26
- CAS
- 23578-35-0
- Other Names
-
- 2,5-Dimethyl-2,5-hexanediamine
- 2,5-dimethylhexane-2,5-diamine
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- 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).
- Tboilr : Boiling point at reduced pressure (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° | 155.06 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -158.37 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 12.04 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 52.09 | kJ/mol | Joback Calculated Property |
| log10WS | -2.26 | Crippen Calculated Property | |
| logPoct/wat | 1.241 | Crippen Calculated Property | |
| McVol | 143.540 | ml/mol | McGowan Calculated Property |
| Pc | 2973.04 | kPa | Joback Calculated Property |
| Tboil | 521.04 | K | Joback Calculated Property |
| Tc | 733.51 | K | Joback Calculated Property |
| Tfus | 351.28 | K | Joback Calculated Property |
| Vc | 0.519 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [360.06; 440.99] | J/mol×K | [521.04; 733.51] | 
|
| Cp,gas | 360.06 | J/mol×K | 521.04 | Joback Calculated Property |
| Cp,gas | 375.99 | J/mol×K | 556.45 | Joback Calculated Property |
| Cp,gas | 390.86 | J/mol×K | 591.86 | Joback Calculated Property |
| Cp,gas | 404.72 | J/mol×K | 627.28 | Joback Calculated Property |
| Cp,gas | 417.66 | J/mol×K | 662.69 | Joback Calculated Property |
| Cp,gas | 429.72 | J/mol×K | 698.10 | Joback Calculated Property |
| Cp,gas | 440.99 | J/mol×K | 733.51 | Joback Calculated Property |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 336.70 | K | 1.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.42; 202.65] | kPa | [325.15; 522.01] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.33675e+01 | |||
| Coefficient B | -3.65560e+03 | |||
| Coefficient C | -6.82380e+01 | |||
| Temperature range, min. | 325.15 | |||
| Temperature range, max. | 522.01 | |||
| Pvap | 0.42 | kPa | 325.15 | Calculated Property |
| Pvap | 1.29 | kPa | 347.02 | Calculated Property |
| Pvap | 3.35 | kPa | 368.90 | Calculated Property |
| Pvap | 7.64 | kPa | 390.77 | Calculated Property |
| Pvap | 15.69 | kPa | 412.64 | Calculated Property |
| Pvap | 29.58 | kPa | 434.52 | Calculated Property |
| Pvap | 51.91 | kPa | 456.39 | Calculated Property |
| Pvap | 85.79 | kPa | 478.26 | Calculated Property |
| Pvap | 134.76 | kPa | 500.14 | Calculated Property |
| Pvap | 202.65 | kPa | 522.01 | Calculated Property |
Similar Compounds
Find more compounds similar to 2,5-Hexanediamine, 2,5-dimethyl-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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