1,4-Benzenedicarboxylic acid, diethyl ester
- Formula: C12H14O4
- Molecular weight: 222.2372
- IUPAC Standard InChI: InChI=1S/C12H14O4/c1-3-15-11(13)9-5-7-10(8-6-9)12(14)16-4-2/h5-8H,3-4H2,1-2H3
- IUPAC Standard InChIKey: ONIHPYYWNBVMID-UHFFFAOYSA-N
- CAS Registry Number: 636-09-9
- 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: Terephthalic acid, diethyl ester; Diethyl terephthalate; Diethyl ester of 1,4-Benzenedicarboxylic acid; Diethyl p-phthalate
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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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 575.15 | K | N/A | Perkin, 1896 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 317. | K | N/A | Buckingham and Donaghy, 1982 | BS |
| Tfus | 316.35 | K | N/A | Perkin, 1896 | Uncertainty assigned by TRC = 0.6 K; TRC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 415.2 | 0.003 | Weast and Grasselli, 1989 | BS |
| 415. | 0.003 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.69 | 317.2 | Domalski and Hearing, 1996 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Perkin, 1896
Perkin, W.H.,
LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds,
J. Chem. Soc., 1896, 69, 1025-1257. [all data]
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔfusH Enthalpy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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