Butanoic acid, 4-(2,4-dichlorophenoxy)-, methyl ester
- Formula: C11H12Cl2O3
- Molecular weight: 263.117
- IUPAC Standard InChI: InChI=1S/C11H12Cl2O3/c1-15-11(14)3-2-6-16-10-5-4-8(12)7-9(10)13/h4-5,7H,2-3,6H2,1H3
- IUPAC Standard InChIKey: NKXSNMCGZZWMMW-UHFFFAOYSA-N
- CAS Registry Number: 18625-12-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Butyric acid, 4-(2,4-dichlorophenoxy)-, methyl ester; Methyl 4-(2,4-dichlorophenoxy)butyrate; 4-(2,4-Dichlorophenoxy)butyric acid methyl ester; 2,4-DB methyl ester; Methyl 4-(2,4-dichlorophenoxy)butanoate; Butanoic acid, 4-(2,4-dichlorophenoxy)-, methylated; DB (2,4)-Methyl
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Method | Reference |
|---|---|---|---|
| 5.3 | 309.7 | DSC | Vecchio and Brunetti, 2005 |
| 7.801 | 309.6 | DSC | Plato and Glasgow, 1969 |
Gas Chromatography
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | DC-200 | 165. | 1799. | de Beer, van Peteghem, et al., 1978 | |
| Packed | DC-200 | 165. | 1799. | de Beer, van Peteghem, et al., 1978 |
Kovats' RI, polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | FFAP | 165. | 2551. | de Beer, van Peteghem, et al., 1978 | Column length: 1.8 m |
| Packed | FFAP | 165. | 2552. | de Beer, van Peteghem, et al., 1978 | Column length: 1.8 m |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Ultra-1 | 1794. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Vecchio and Brunetti, 2005
Vecchio, Stefano; Brunetti, Bruno,
Standard Sublimation Enthalpies of Some Dichlorophenoxy Acids and Their Methyl Esters,
J. Chem. Eng. Data, 2005, 50, 2, 666-672, https://doi.org/10.1021/je049626l
. [all data]
Plato and Glasgow, 1969
Plato, Candace.; Glasgow, Augustus R.,
Differential scanning calorimetry as a general method for determining the purity and heat of fusion of high-purity organic chemicals. Application to 95 compounds,
Anal. Chem., 1969, 41, 2, 330-336, https://doi.org/10.1021/ac60271a041
. [all data]
de Beer, van Peteghem, et al., 1978
de Beer, J.; van Peteghem, C.; Heyndrickx, A.,
Comparative Study of the Gas-Liquid Chromatographic Behaviour of the Pentafluorobenzyl Esters and the Methyl Esters of Ten Chlorophenoxyalkyl Acids,
J. Chromatogr., 1978, 157, 97-110, https://doi.org/10.1016/S0021-9673(00)92325-2
. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔfusH Enthalpy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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