- InChI
- InChI=1S/C6H4Cl2O2/c7-4-1-3(9)2-5(8)6(4)10/h1-2,9-10H
- InChI Key
- QQAHQUBHRBQWBL-UHFFFAOYSA-N
- Formula
- C6H4Cl2O2
- SMILES
- Oc1cc(Cl)c(O)c(Cl)c1
- Molecular Weight1
- 179.00
- CAS
- 20103-10-0
- Other Names
-
- 2,6-Dichloro-1,4-benzenediol
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- 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).
- 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 |
|---|---|---|---|
| ΔcH°solid | [-2569.00; -2551.00] | kJ/mol |
|
| ΔcH°solid | -2556.40 ± 8.40 | kJ/mol | NIST |
| ΔcH°solid | -2551.00 | kJ/mol | NIST |
| ΔcH°solid | -2569.00 | kJ/mol | NIST |
| ΔfG° | -230.68 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -328.21 | kJ/mol | Joback Calculated Property |
| ΔfH°solid | -433.90 | kJ/mol | NIST |
| ΔfusH° | 24.91 | kJ/mol | Joback Calculated Property |
| ΔsubH° | 92.05 | kJ/mol | NIST |
| ΔvapH° | 66.69 | kJ/mol | Joback Calculated Property |
| log10WS | -1.94 | Crippen Calculated Property | |
| logPoct/wat | 2.405 | Crippen Calculated Property | |
| McVol | 107.860 | ml/mol | McGowan Calculated Property |
| Pc | 6359.24 | kPa | Joback Calculated Property |
| Tboil | 604.44 | K | Joback Calculated Property |
| Tc | 861.92 | K | Joback Calculated Property |
| Tfus | 479.60 | K | Joback Calculated Property |
| Vc | 0.293 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [220.56; 250.80] | J/mol×K | [604.44; 861.92] |
|
| Cp,gas | 220.56 | J/mol×K | 604.44 | Joback Calculated Property |
| Cp,gas | 226.43 | J/mol×K | 647.35 | Joback Calculated Property |
| Cp,gas | 231.76 | J/mol×K | 690.27 | Joback Calculated Property |
| Cp,gas | 236.70 | J/mol×K | 733.18 | Joback Calculated Property |
| Cp,gas | 241.40 | J/mol×K | 776.09 | Joback Calculated Property |
| Cp,gas | 246.05 | J/mol×K | 819.00 | Joback Calculated Property |
| Cp,gas | 250.80 | J/mol×K | 861.92 | Joback Calculated Property |
| η | [0.0000081; 0.0001179] | Pa×s | [479.60; 604.44] |
|
| η | 0.0001179 | Pa×s | 479.60 | Joback Calculated Property |
| η | 0.0000687 | Pa×s | 500.41 | Joback Calculated Property |
| η | 0.0000418 | Pa×s | 521.21 | Joback Calculated Property |
| η | 0.0000264 | Pa×s | 542.02 | Joback Calculated Property |
| η | 0.0000173 | Pa×s | 562.83 | Joback Calculated Property |
| η | 0.0000117 | Pa×s | 583.63 | Joback Calculated Property |
| η | 0.0000081 | Pa×s | 604.44 | Joback Calculated Property |
| ΔsubH | 92.00 ± 8.30 | kJ/mol | 334.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.64] | kPa | [436.90; 546.44] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 2.53499e+01 | |||
| Coefficient B | -1.09499e+04 | |||
| Temperature range, min. | 436.90 | |||
| Temperature range, max. | 546.44 | |||
| Pvap | 1.33 | kPa | 436.90 | Calculated Property |
| Pvap | 2.63 | kPa | 449.07 | Calculated Property |
| Pvap | 5.00 | kPa | 461.24 | Calculated Property |
| Pvap | 9.21 | kPa | 473.41 | Calculated Property |
| Pvap | 16.45 | kPa | 485.58 | Calculated Property |
| Pvap | 28.55 | kPa | 497.76 | Calculated Property |
| Pvap | 48.26 | kPa | 509.93 | Calculated Property |
| Pvap | 79.61 | kPa | 522.10 | Calculated Property |
| Pvap | 128.37 | kPa | 534.27 | Calculated Property |
| Pvap | 202.64 | kPa | 546.44 | Calculated Property |
Similar Compounds
Find more compounds similar to 2,6-dichlorohydroquinone.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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