- InChI
- InChI=1S/C6H14N2/c1-5-3-7-4-6(2)8-5/h5-8H,3-4H2,1-2H3
- InChI Key
- IFNWESYYDINUHV-UHFFFAOYSA-N
- Formula
- C6H14N2
- SMILES
- CC1CNCC(C)N1
- Molecular Weight1
- 114.19
- CAS
- 108-49-6
- Other Names
-
- 2,6-Dimethylpiperazine
- 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 |
|---|---|---|---|
| ΔfG° | 191.80 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -57.57 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 23.38 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 42.59 | kJ/mol | Joback Calculated Property |
| log10WS | -0.83 | Crippen Calculated Property | |
| logPoct/wat | -0.044 | Crippen Calculated Property | |
| McVol | 104.500 | ml/mol | McGowan Calculated Property |
| Pc | 4046.64 | kPa | Joback Calculated Property |
| Tboil | 435.20 | K | NIST |
| Tc | 646.00 | K | Critica... |
| Tfus | 370.58 | K | Joback Calculated Property |
| Vc | 0.378 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [216.08; 302.05] | J/mol×K | [448.66; 670.21] | 
|
| Cp,gas | 216.08 | J/mol×K | 448.66 | Joback Calculated Property |
| Cp,gas | 232.09 | J/mol×K | 485.59 | Joback Calculated Property |
| Cp,gas | 247.43 | J/mol×K | 522.51 | Joback Calculated Property |
| Cp,gas | 262.10 | J/mol×K | 559.44 | Joback Calculated Property |
| Cp,gas | 276.10 | J/mol×K | 596.36 | Joback Calculated Property |
| Cp,gas | 289.42 | J/mol×K | 633.29 | Joback Calculated Property |
| Cp,gas | 302.05 | J/mol×K | 670.21 | Joback Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.67] | kPa | [329.28; 460.48] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.55423e+01 | |||
| Coefficient B | -4.07550e+03 | |||
| Coefficient C | -6.21220e+01 | |||
| Temperature range, min. | 329.28 | |||
| Temperature range, max. | 460.48 | |||
| Pvap | 1.33 | kPa | 329.28 | Calculated Property |
| Pvap | 2.93 | kPa | 343.86 | Calculated Property |
| Pvap | 5.98 | kPa | 358.44 | Calculated Property |
| Pvap | 11.40 | kPa | 373.01 | Calculated Property |
| Pvap | 20.50 | kPa | 387.59 | Calculated Property |
| Pvap | 35.07 | kPa | 402.17 | Calculated Property |
| Pvap | 57.39 | kPa | 416.75 | Calculated Property |
| Pvap | 90.35 | kPa | 431.32 | Calculated Property |
| Pvap | 137.41 | kPa | 445.90 | Calculated Property |
| Pvap | 202.67 | kPa | 460.48 | Calculated Property |
Similar Compounds
Find more compounds similar to Piperazine, 2,6-dimethyl-.
Sources
- Crippen Method
- Crippen Method
- Critical temperatures and pressures of caprolactam, dimethyl sulfoxide, 1,4-dimethylpiperazine, and 2,6-dimethylpiperazine
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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