2-Hexenal, 2-ethyl-
- Formula: C8H14O
- Molecular weight: 126.1962
- IUPAC Standard InChIKey: PYLMCYQHBRSDND-VURMDHGXSA-N
- CAS Registry Number: 645-62-5
- 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. - Species with the same structure:
- Stereoisomers:
- Other names: α-Ethyl-β-propylacrolein; 2-Ethyl-2-hexen-1-al; 2-Ethyl-2-hexenal; 2-Ethyl-3-propylacrolein; α-Ethyl-β-n-propylacrolein; Acrolein, 2-ethyl-3-propyl-; 2-Ethylhexenal; α-Ethyl-2-hexenal; NSC 4787; 2-ethylhex-2-enal
- 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.
Condensed phase thermochemistry data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -62.46 ± 0.17 | kcal/mol | Ccb | Tjebbes, 1960 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1168.17 ± 0.17 | kcal/mol | Ccb | Tjebbes, 1960 | Corresponding ΔfHºliquid = -62.44 kcal/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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:
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 | 450.2 | K | N/A | Dykvy, Seprakova, et al., 1961 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tboil | 444.65 | K | N/A | Komarewsky and Kritchevsky, 1943 | Uncertainty assigned by TRC = 3. K; TRC |
Tboil | 445.15 | K | N/A | Von Braun and Manz, 1934 | Uncertainty assigned by TRC = 2. K; TRC |
Tboil | 441.65 | K | N/A | Grignard and Fluchaire, 1928 | Uncertainty assigned by TRC = 2. K; TRC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
344. to 347. | 0.039 | Frinton Laboratories Inc., 1986 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.6 | 341. | A | Stephenson and Malanowski, 1987 | Based on data from 326. to 448. K. See also Dykvy, Seprakova, et al., 1961.; AC |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1990. |
NIST MS number | 118166 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Tjebbes, 1960
Tjebbes, J.,
Heats of combustion of butannal and some related compounds,
Acta Chem. Scand., 1960, 14, 180-188. [all data]
Dykvy, Seprakova, et al., 1961
Dykvy, J.; Seprakova, M.; Paulech, J.,
Chem. Zvesti, 1961, 15, 465. [all data]
Komarewsky and Kritchevsky, 1943
Komarewsky, V.I.; Kritchevsky, T.H.,
Synthesis of Olefin Hydrocarbons by Catalytic Condensation and Dehydration of Aliphatic Aldehydes,
J. Am. Chem. Soc., 1943, 65, 547-8. [all data]
Von Braun and Manz, 1934
Von Braun, J.; Manz, G.,
The Decomposition of Aldehydes with Metals and Its Catalysis,
Chem. Ber., 1934, 67, 1696. [all data]
Grignard and Fluchaire, 1928
Grignard, V.; Fluchaire, M.,
Suiz les proprietetes condensantes des alcoolates magnesiens mixtures,
Ann. Chim. (Paris), 1928, 9, 5. [all data]
Frinton Laboratories Inc., 1986
Frinton Laboratories Inc.,
Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [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]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid 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.