- InChI
- InChI=1S/C4H12N2/c1-5-3-4-6-2/h5-6H,3-4H2,1-2H3
- InChI Key
- KVKFRMCSXWQSNT-UHFFFAOYSA-N
- Formula
- C4H10N2
- SMILES
- CNCCNC
- Molecular Weight1
- 86.14
- CAS
- 110-70-3
- Other Names
-
- 1,2-Bis(methylamino)ethane
- 1,2-Ethanediamine, N1,N2-dimethyl-
- 2,5-Diazahexane
- CH3NHCH2CH2NHCH3
- Ethylenediamine, N,N'-dimethyl-
- N,N'-Dimethyl-1,2-ethanediamine
- N,N'-Dimethyldiaminoethane
- N,N'-Dimethylethanediamine
- N,N'-Dimethylethano-1,2-diamine
- N,N'-Dimethylethylenediamine
- N1,N2-dimethylethane-1,2-diamine
- sym-Dimethylethylenediamine
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- 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).
- 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 |
|---|---|---|---|
| PAff | 989.20 | kJ/mol | NIST |
| BasG | 946.90 | kJ/mol | NIST |
| ΔfG° | 161.58 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -18.95 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 16.31 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 37.37 | kJ/mol | Joback Calculated Property |
| log10WS | 0.12 | Crippen Calculated Property | |
| logPoct/wat | -0.575 | Crippen Calculated Property | |
| McVol | 87.180 | ml/mol | McGowan Calculated Property |
| Pc | 4026.13 | kPa | Joback Calculated Property |
| Tboil | 393.20 | K | NIST |
| Tc | 567.87 | K | Joback Calculated Property |
| Tfus | 240.16 | K | Joback Calculated Property |
| Vc | 0.330 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [165.53; 218.02] | J/mol×K | [391.26; 567.87] | 
|
| Cp,gas | 165.53 | J/mol×K | 391.26 | Joback Calculated Property |
| Cp,gas | 175.20 | J/mol×K | 420.69 | Joback Calculated Property |
| Cp,gas | 184.48 | J/mol×K | 450.13 | Joback Calculated Property |
| Cp,gas | 193.40 | J/mol×K | 479.56 | Joback Calculated Property |
| Cp,gas | 201.95 | J/mol×K | 509.00 | Joback Calculated Property |
| Cp,gas | 210.16 | J/mol×K | 538.43 | Joback Calculated Property |
| Cp,gas | 218.02 | J/mol×K | 567.87 | Joback Calculated Property |
| Pvap | [0.43; 3.97] | kPa | [279.20; 310.70] |
|
| Pvap | 0.43 | kPa | 279.20 | Thermod... |
| Pvap | 0.50 | kPa | 281.40 | Thermod... |
| Pvap | 0.59 | kPa | 283.30 | Thermod... |
| Pvap | 0.69 | kPa | 285.60 | Thermod... |
| Pvap | 0.86 | kPa | 288.20 | Thermod... |
| Pvap | 1.02 | kPa | 290.60 | Thermod... |
| Pvap | 1.23 | kPa | 293.20 | Thermod... |
| Pvap | 1.50 | kPa | 295.80 | Thermod... |
| Pvap | 1.78 | kPa | 298.20 | Thermod... |
| Pvap | 2.11 | kPa | 300.70 | Thermod... |
| Pvap | 2.48 | kPa | 303.40 | Thermod... |
| Pvap | 2.89 | kPa | 305.60 | Thermod... |
| Pvap | 3.41 | kPa | 308.20 | Thermod... |
| Pvap | 3.97 | kPa | 310.70 | Thermod... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.30; 202.65] | kPa | [274.78; 416.20] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.56411e+01 | |||
| Coefficient B | -3.77810e+03 | |||
| Coefficient C | -5.04460e+01 | |||
| Temperature range, min. | 274.78 | |||
| Temperature range, max. | 416.20 | |||
| Pvap | 0.30 | kPa | 274.78 | Calculated Property |
| Pvap | 0.91 | kPa | 290.49 | Calculated Property |
| Pvap | 2.38 | kPa | 306.21 | Calculated Property |
| Pvap | 5.61 | kPa | 321.92 | Calculated Property |
| Pvap | 12.01 | kPa | 337.63 | Calculated Property |
| Pvap | 23.76 | kPa | 353.35 | Calculated Property |
| Pvap | 43.96 | kPa | 369.06 | Calculated Property |
| Pvap | 76.75 | kPa | 384.77 | Calculated Property |
| Pvap | 127.46 | kPa | 400.49 | Calculated Property |
| Pvap | 202.65 | kPa | 416.20 | Calculated Property |
Similar Compounds
Find more compounds similar to 1,2-Ethanediamine, N,N'-dimethyl-.
Sources
- Crippen Method
- Crippen Method
- Thermodynamic Properties of N-Methyl-Substituted Ethane-1,2-diamines: Experimental and Computational Study
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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