Diethyl fumarate
- Formula: C8H12O4
- Molecular weight: 172.1785
- IUPAC Standard InChIKey: IEPRKVQEAMIZSS-AATRIKPKSA-N
- CAS Registry Number: 623-91-6
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: 2-Butenedioic acid (E)-, diethyl ester; Fumaric acid, diethyl ester; Ethyl fumarate; Anti-Psoriaticum; 2-Butenedioic acid, diethyl ester, (E)-; Diethylester kyseliny fumarove; Diethyl ester of (E)-2-Butenedioic acid; Diethyl (2E)-2-butenedioate; 2-Butenedioic acid (2E)-, 1,4-diethyl ester; 2-Butenedioic acid (2E)-, diethyl ester; NSC 20954
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, Reaction thermochemistry data, References, Notes
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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 491.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 487. | K | N/A | Turner, Meador, et al., 1957 | Uncertainty assigned by TRC = 2. K; TRC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
53.2 | 341. | A | Stephenson and Malanowski, 1987 | Based on data from 326. to 492. K. See also Stull, 1947.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
326.4 to 491.7 | 5.11513 | 2350.619 | -32.09 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Reaction thermochemistry data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: H2 + C8H12O4 = C8H14O4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -121.1 ± 0.2 | kJ/mol | Chyd | Turner, Meador, et al., 1957, 2 | liquid phase; solvent: Acetic acid |
ΔrH° | -122.60 ± 0.62 | kJ/mol | Chyd | Williams, 1942 | liquid phase; solvent: Acetic acid; At 302 K |
References
Go To: Top, Phase change data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Turner, Meador, et al., 1957
Turner, R.B.; Meador, W.R.; Winkler, R.E.,
Heats of Hydrogenation I. Apparatus and the Heats of Hydrogenation of Bicyclo[2.2.1]heptene, Bicyclo[2.2.1]heptadiene, Bicyclo[2.2.2]octene, and Bicyclo[2.2.2]octadiene,
J. Am. Chem. Soc., 1957, 79, 4116. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Turner, Meador, et al., 1957, 2
Turner, R.B.; Meador, W.R.; Winkler, R.E.,
Heats of hydrogenation. I. Apparatus and the heats of hydrogenation of bicyclo[2,2,1]heptene, bicyclo[2,2,1]heptadiene, bicyclo[2,2,2]octene and bicyclo[2,2,2]octadiene,
J. Am. Chem. Soc., 1957, 79, 4116-4121. [all data]
Williams, 1942
Williams, R.B.,
Heats of catalytic hydrogenation in solution. I. Apparatus, technique, and the heats of hydrogenation of certain pairs of stereoisomers,
J. Am. Chem. Soc., 1942, 64, 1395-1404. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.