- InChI
- InChI=1S/C2H4N2O2/c5-1-3-4-2-6/h1-2H,(H,3,5)(H,4,6)
- InChI Key
- POVXOWVFLAAVBH-UHFFFAOYSA-N
- Formula
- C2H4N2O2
- SMILES
- O=CNNC=O
- Molecular Weight1
- 88.07
- CAS
- 628-36-4
- Other Names
-
- Hydrazine, 1,2-diformyl-
- s-Diformylhydrazine
- Bicarbamaldehyde
- Diformylhydrazine
- N,N'-Diformylhydrazine
- 1,2-Diformylhydrazine
- s-Diformohydrazide
- Diformohydrazide
- Formic acid, hydrazodi-
- 1,2-Diformylhydrazin
- NSC 54729
- hydrazodicarbaldehyde
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,solid : Solid phase heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔsubH° : Enthalpy of sublimation at standard conditions (kJ/mol).
- ΔsubH : Enthalpy of sublimation at a given temperature (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).
- ΔsubS : Entropy of sublimation at a given temperature (J/mol×K).
- 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 |
|---|---|---|---|
| ΔcH°solid | -1027.70 ± 0.70 | kJ/mol | NIST |
| ΔfG° | -54.30 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -148.83 | kJ/mol | Joback Calculated Property |
| ΔfH°solid | -331.00 ± 0.70 | kJ/mol | NIST |
| ΔfusH° | 15.71 | kJ/mol | Joback Calculated Property |
| ΔsubH° | [100.80; 205.10] | kJ/mol |
|
| ΔsubH° | 205.10 ± 0.70 | kJ/mol | NIST |
| ΔsubH° | 100.80 ± 0.54 | kJ/mol | NIST |
| ΔvapH° | 46.36 | kJ/mol | Joback Calculated Property |
| log10WS | 0.42 | Crippen Calculated Property | |
| logPoct/wat | -1.607 | Crippen Calculated Property | |
| McVol | 62.140 | ml/mol | McGowan Calculated Property |
| Pc | 6545.80 | kPa | Joback Calculated Property |
| Tboil | 442.82 | K | Joback Calculated Property |
| Tc | 636.32 | K | Joback Calculated Property |
| Tfus | 301.62 | K | Joback Calculated Property |
| Vc | 0.252 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [121.74; 148.76] | J/mol×K | [442.82; 636.32] |
|
| Cp,gas | 121.74 | J/mol×K | 442.82 | Joback Calculated Property |
| Cp,gas | 126.88 | J/mol×K | 475.07 | Joback Calculated Property |
| Cp,gas | 131.76 | J/mol×K | 507.32 | Joback Calculated Property |
| Cp,gas | 136.38 | J/mol×K | 539.57 | Joback Calculated Property |
| Cp,gas | 140.75 | J/mol×K | 571.82 | Joback Calculated Property |
| Cp,gas | 144.88 | J/mol×K | 604.07 | Joback Calculated Property |
| Cp,gas | 148.76 | J/mol×K | 636.32 | Joback Calculated Property |
| Cp,solid | 99.12 | J/mol×K | 298.15 | NIST |
| ΔsubH | [100.80; 205.10] | kJ/mol | [356.00; 386.50] |
|
| ΔsubH | 205.10 | kJ/mol | 356.00 | NIST |
| ΔsubH | 205.10 ± 0.70 | kJ/mol | 356.50 | NIST |
| ΔsubH | 100.80 | kJ/mol | 386.50 | NIST |
| ΔsubS | 291.00 | J/mol×K | 356.00 | NIST |
Similar Compounds
Find more compounds similar to 1,2-Hydrazinedicarboxaldehyde.
Sources
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