- InChI
- InChI=1S/C8H12N2/c1-5-3-7(9)8(10)4-6(5)2/h3-4H,9-10H2,1-2H3
- InChI Key
- XSZYBMMYQCYIPC-UHFFFAOYSA-N
- Formula
- C8H12N2
- SMILES
- Cc1cc(N)c(N)cc1C
- Molecular Weight1
- 136.19
- CAS
- 3171-45-7
- Other Names
-
- 4,5-Dimethyl-o-phenylenediamine
- 1,2-Benzenediamine, 4,5-dimethyl-
- 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).
- 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° | 232.90 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | 61.25 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 19.74 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 58.95 | kJ/mol | Joback Calculated Property |
| log10WS | -1.69 | Crippen Calculated Property | |
| logPoct/wat | 1.468 | Crippen Calculated Property | |
| McVol | 119.780 | ml/mol | McGowan Calculated Property |
| Pc | 3975.52 | kPa | Joback Calculated Property |
| Tboil | 569.12 | K | Joback Calculated Property |
| Tc | 805.53 | K | Joback Calculated Property |
| Tfus | 410.42 | K | Joback Calculated Property |
| Vc | 0.433 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [280.41; 341.94] | J/mol×K | [569.12; 805.53] | 
|
| Cp,gas | 280.41 | J/mol×K | 569.12 | Joback Calculated Property |
| Cp,gas | 292.34 | J/mol×K | 608.52 | Joback Calculated Property |
| Cp,gas | 303.57 | J/mol×K | 647.92 | Joback Calculated Property |
| Cp,gas | 314.13 | J/mol×K | 687.33 | Joback Calculated Property |
| Cp,gas | 324.03 | J/mol×K | 726.73 | Joback Calculated Property |
| Cp,gas | 333.29 | J/mol×K | 766.13 | Joback Calculated Property |
| Cp,gas | 341.94 | J/mol×K | 805.53 | Joback Calculated Property |
Similar Compounds
Find more compounds similar to 4,5-Dimethyl-ortho-phenylenediamine.
Sources
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