System: piperazine
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| 1) piperazine |
| DECHEMA ID | 2535 |
| Formula | C4H10N2 |
| Synonym | hexahydropyrazine |
| Synonym | diethylenediamine |
| Synonym | perhydro-1,4-diazine |
| Synonym | 1,4-diazinane |
| Synonym | 1,4-diethylenediamine |
| Synonym | hexahydro-1,4-diazine |
| Synonym | piperazidine |
| Synonym | piperazine, anhydrous |
| Synonym | pyrazine hexahydride |
| InChi-Key | GLUUGHFHXGJENI-UHFFFAOYSA-N |
| Registry No. | 110-85-0 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| acentric factor Omega | - | 2 | 2 | View |
| boiling temperature | - | 2 | 5 | View |
| critical compressibility factor | - | 1 | 1 | View |
| critical pressure | - | 7 | 7 | View |
| critical temperature | - | 7 | 7 | View |
| critical volume | - | 3 | 3 | View |
| density | gas | 1 | 2 | View |
| density | solid | 1 | 1 | View |
| density | - | 2 | 5 | View |
| density | liquid | 3 | 6 | View |
| dew pressure | - | 1 | 8 | View |
| dew temperature | - | 1 | 8 | View |
| dielectric constant | liquid | 1 | 1 | View |
| enthalpy of combustion | solid(1) | 1 | 1 | View |
| enthalpy of combustion | solid | 1 | 1 | View |
| enthalpy of combustion | liquid | 1 | 1 | View |
| enthalpy of formation | gas | 1 | 1 | View |
| enthalpy of formation | solid | 3 | 3 | View |
| enthalpy of formation | liquid | 1 | 1 | View |
| enthalpy of formation | solid(1) | 1 | 1 | View |
| enthalpy of fusion | - | 6 | 6 | View |
| enthalpy of sublimation | - | 3 | 3 | View |
| enthalpy of vaporization | - | 1 | 3 | View |
| fusion pressure | - | 6 | 6 | View |
| fusion temperature | - | 11 | 11 | View |
| heat capacity (cp) | solid | 1 | 1 | View |
| heat capacity (cp) | liquid | 2 | 9 | View |
| melting point | - | 7 | 7 | View |
| normal boiling point | - | 5 | 5 | View |
| octanol/water partition coefficient | - | 1 | 1 | View |
| pressure of sublimation | - | 5 | 34 | View |
| refractive index, Na-D-line | - | 1 | 1 | View |
| sublimation temperature | - | 5 | 24 | View |
| surface tension | liquid | 1 | 3 | View |
| thermal conductivity | liquid | 1 | 2 | View |
| UNIQUAC area parameter | - | 1 | 1 | View |
| UNIQUAC volume parameter | - | 1 | 1 | View |
| vapor pressure | - | 12 | 43 | View |