- InChI
- InChI=1S/CH6N2/c1-3-2/h3H,2H2,1H3
- InChI Key
- HDZGCSFEDULWCS-UHFFFAOYSA-N
- Formula
- CH6N2
- SMILES
- CNN
- Molecular Weight1
- 46.07
- CAS
- 60-34-4
- Other Names
-
- 1-Methylhydrazine
- CH3NHNH2
- Hydrazomethane
- MMH
- Methylhydrazine
- Metylohydrazyna
- Monomethylhydrazine
- Rcra waste number P068
- UN 1244
- methyl hydrazine
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔfusH : Enthalpy of fusion at a given temperature (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- 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).
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- ΔvapS : Entropy of vaporization at a given temperature (J/mol×K).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| PAff | 898.80 | kJ/mol | NIST |
| BasG | 866.40 | kJ/mol | NIST |
| ΔcH°liquid | [-1305.20; -1305.20] | kJ/mol |
|
| ΔcH°liquid | -1305.20 ± 0.59 | kJ/mol | NIST |
| ΔcH°liquid | -1305.20 | kJ/mol | NIST |
| ΔfH°gas | 94.50 | kJ/mol | NIST |
| ΔfH°liquid | 54.14 | kJ/mol | NIST |
| ΔfusH° | 8.64 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [40.37; 40.50] | kJ/mol |
|
| ΔvapH° | 40.50 | kJ/mol | NIST |
| ΔvapH° | 40.37 | kJ/mol | NIST |
| ΔvapH° | 40.37 | kJ/mol | NIST |
| IE | [7.67; 9.36] | eV |
|
| IE | 7.70 ± 0.15 | eV | NIST |
| IE | 7.70 ± 0.15 | eV | NIST |
| IE | 8.67 | eV | NIST |
| IE | 8.00 ± 0.06 | eV | NIST |
| IE | 7.67 ± 0.02 | eV | NIST |
| IE | 8.60 ± 0.10 | eV | NIST |
| IE | 8.40 ± 0.05 | eV | NIST |
| IE | 9.34 | eV | NIST |
| IE | 9.36 | eV | NIST |
| IE | 9.32 | eV | NIST |
| log10WS | [1.34; 1.34] |
|
|
| log10WS | 1.34 | Aq. Solubility Prediction | |
| log10WS | 1.34 | Estimated Solubility | |
| logPoct/wat | -0.920 | Crippen Calculated Property | |
| McVol | 44.910 | ml/mol | McGowan Calculated Property |
| Pc | 6461.89 | kPa | Joback Calculated Property |
| S°liquid | 165.94 | J/mol×K | NIST |
| Tboil | 364.00 | K | NIST |
| Tc | 571.90 | K | Relay (1.0) Calculated Property |
| Tfus | 236.45 | K | Aq. Solubility Prediction |
| Ttriple | 220.79 ± 0.02 | K | NIST |
Cheméo can also estimate Critical Volume, Standard Gibbs free energy of formation, Acentric Factor for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [75.35; 102.35] | J/mol×K | [345.18; 535.23] |
|
| Cp,gas | 75.35 | J/mol×K | 345.18 | Joback Calculated Property |
| Cp,gas | 80.32 | J/mol×K | 376.86 | Joback Calculated Property |
| Cp,gas | 85.10 | J/mol×K | 408.53 | Joback Calculated Property |
| Cp,gas | 89.69 | J/mol×K | 440.21 | Joback Calculated Property |
| Cp,gas | 94.09 | J/mol×K | 471.88 | Joback Calculated Property |
| Cp,gas | 98.31 | J/mol×K | 503.56 | Joback Calculated Property |
| Cp,gas | 102.35 | J/mol×K | 535.23 | Joback Calculated Property |
| Cp,liquid | 134.93 | J/mol×K | 298.15 | NIST |
| ΔfusH | [10.42; 10.42] | kJ/mol | [220.79; 220.80] |
|
| ΔfusH | 10.42 | kJ/mol | 220.79 | NIST |
| ΔfusH | 10.42 | kJ/mol | 220.79 | NIST |
| ΔfusH | 10.42 | kJ/mol | 220.80 | NIST |
| ΔfusH | 10.42 | kJ/mol | 220.80 | NIST |
| ΔvapH | [36.12; 41.80] | kJ/mol | [286.50; 364.00] |
|
| ΔvapH | 41.80 | kJ/mol | 286.50 | NIST |
| ΔvapH | 41.80 | kJ/mol | 286.50 | NIST |
| ΔvapH | 40.37 | kJ/mol | 298.15 | NIST |
| ΔvapH | 40.37 | kJ/mol | 298.15 | NIST |
| ΔvapH | 36.12 | kJ/mol | 364.00 | NIST |
| ΔfusS | [47.19; 47.19] | J/mol×K | [220.79; 220.79] |
|
| ΔfusS | 47.19 | J/mol×K | 220.79 | NIST |
| ΔfusS | 47.19 | J/mol×K | 220.79 | NIST |
| ΔvapS | [135.39; 135.39] | J/mol×K | [298.15; 298.15] |
|
| ΔvapS | 135.39 | J/mol×K | 298.15 | NIST |
| ΔvapS | 135.39 | J/mol×K | 298.15 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 206.93] | kPa | [272.42; 388.91] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.30982e+01 | |||
| Coefficient B | -2.29728e+03 | |||
| Coefficient C | -9.30910e+01 | |||
| Temperature range, min. | 272.42 | |||
| Temperature range, max. | 388.91 | |||
| Pvap | 1.33 | kPa | 272.42 | Calculated Property |
| Pvap | 3.16 | kPa | 285.36 | Calculated Property |
| Pvap | 6.71 | kPa | 298.31 | Calculated Property |
| Pvap | 13.04 | kPa | 311.25 | Calculated Property |
| Pvap | 23.52 | kPa | 324.19 | Calculated Property |
| Pvap | 39.84 | kPa | 337.14 | Calculated Property |
| Pvap | 64.01 | kPa | 350.08 | Calculated Property |
| Pvap | 98.26 | kPa | 363.02 | Calculated Property |
| Pvap | 145.05 | kPa | 375.97 | Calculated Property |
| Pvap | 206.93 | kPa | 388.91 | Calculated Property |
Similar Compounds
Find more compounds similar to Hydrazine, methyl-.
Sources
- Cheméo Relay (1.0)
- Crippen Method
- Joback Method
- KDB
- Aqueous Solubility Prediction Method
- Estimated Solubility Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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