- InChI
- InChI=1S/C8H7ClO3/c9-6-1-3-7(4-2-6)12-5-8(10)11/h1-4H,5H2,(H,10,11)
- InChI Key
- SODPIMGUZLOIPE-UHFFFAOYSA-N
- Formula
- C8H7ClO3
- SMILES
- O=C(O)COc1ccc(Cl)cc1
- Molecular Weight1
- 186.59
- Other Names
-
- (4-Chlorophenoxy)acetic acid
- (p-Chlorophenoxy)acetic acid
- 2-(4-chlorophenoxy)acetic acid
- 4-CP
- 4-CPA
- Acetic acid, (p-chlorophenoxy)-
- Acetic acid, 2-(4-chlorophenoxy)-
- BI 12
- CPA
- Kyselina 4-chlorfenoxyoctova
- Marks 4-cpa
- NSC 8769
- PCPA
- Sure-Set
- Tomato Fix
- Tomato Fix concentrate
- Tomato hold
- Tomatotone
- para-Chlorophenoxyacetic acid
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfH°gas : 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).
- 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).
- Tboil : Normal Boiling Point Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfH°gas | -467.30 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 25.66 | kJ/mol | Joback Calculated Property |
| IE | 8.41 | eV | Relay (1.0) Calculated Property |
| log10WS | -2.29 | Aq. Solubility Prediction | |
| logPoct/wat | 1.803 | Crippen Calculated Property | |
| McVol | 125.370 | ml/mol | McGowan Calculated Property |
| Tboil | 567.54 | K | Relay (1.0) Calculated Property |
| Tfus | [431.48; 434.65] | K |
|
| Tfus | 434.65 | K | Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value |
| Tfus | 434.65 | K | Aq. Solubility Prediction |
| Tfus | 431.48 ± 0.20 | K | NIST |
Cheméo can also estimate Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of vaporization at standard conditions, 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 |
|---|---|---|---|---|
| ΔfusH | [36.27; 36.27] | kJ/mol | [429.60; 429.60] |
|
| ΔfusH | 36.27 | kJ/mol | 429.60 | NIST |
| ΔfusH | 36.27 | kJ/mol | 429.60 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [162.92; 348.04] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 1.90010e+01 | |||
| Coefficient B | 6.19800e-01 | |||
| Coefficient C | -3.57560e-04 | |||
| Coefficient D | 6.68000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 162.92 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 196.48 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 226.30 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 252.59 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 275.56 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 295.43 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 312.40 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 326.68 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 338.49 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 348.04 | J/mol×K | 1000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| η | [0.0008487; 0.0002273] | Pa×s | [433.59; 594.76] |
Joback Predicted correlation
|
| Equation | Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K | |||
| Coefficient A | -1.19341e+01 | |||
| Coefficient B | 2.10823e+03 | |||
| Coefficient C | 0.00000e+00 | |||
| Coefficient D | 0.00000e+00 | |||
| Coefficient E | 0.00000e+00 | |||
| Comment | Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc. | |||
| Temperature range, min. | 433.59 | |||
| Temperature range, max. | 594.76 | |||
| η | 0.0008487 | Pa×s | 433.59 | Calculated Property |
| η | 0.0006998 | Pa×s | 451.50 | Calculated Property |
| η | 0.0005856 | Pa×s | 469.41 | Calculated Property |
| η | 0.0004965 | Pa×s | 487.31 | Calculated Property |
| η | 0.0004260 | Pa×s | 505.22 | Calculated Property |
| η | 0.0003693 | Pa×s | 523.13 | Calculated Property |
| η | 0.0003231 | Pa×s | 541.04 | Calculated Property |
| η | 0.0002852 | Pa×s | 558.94 | Calculated Property |
| η | 0.0002537 | Pa×s | 576.85 | Calculated Property |
| η | 0.0002273 | Pa×s | 594.76 | Calculated Property |
Similar Compounds
Find more compounds similar to 4-Chlorophenoxyacetic acid.
Sources
- Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) ChEDL chemicals 1.5.2, from Bradley, J.-C.; Williams, A.; Lang, A. Jean-Claude Bradley Open Melting Point Dataset. Figshare, 2014 (CC0).
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- Crippen Method
- Joback Method
- Aqueous Solubility Prediction Method
- McGowan Method
- NIST Webbook
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