2-Butenal, 3-methyl-
- Formula: C5H8O
- Molecular weight: 84.1164
- IUPAC Standard InChIKey: SEPQTYODOKLVSB-UHFFFAOYSA-N
- CAS Registry Number: 107-86-8
- 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: Crotonaldehyde, 3-methyl-; β-Methylcrotonaldehyde; β,β-Dimethylacrolein; Prenal; Senecialdehyde; Senecioaldehyde; 3-Methyl-2-butenal; 3-Methylcrotonaldehyde; 3,3-Dimethylacrolein; 3-Methylbut-2-enal; 3-Methyl-2-butenaldehyde; NSC 149164; β,β-Dimethylacrylic aldehyde; 3-methyl-2-butenal (prenal)
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Phase change data
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering 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: Robert L. Brown and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 407.2 | K | N/A | Aldrich Chemical Company Inc., 1990 |
Reaction thermochemistry 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: Robert C. Dunbar
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: Na+ + C5H8O = (Na+ • C5H8O)
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
26.0 | 298. | IMRE | McMahon and Ohanessian, 2000 | Anchor alanine=39.89 |
Gas phase ion energetics 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 evaluated by: Edward P. Hunter and Sharon G. Lias
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 204.8 | kcal/mol | N/A | Hunter and Lias, 1998 | |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 197.2 | kcal/mol | N/A | Hunter and Lias, 1998 |
Ion clustering 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: Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: Na+ + C5H8O = (Na+ • C5H8O)
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
26.0 | 298. | IMRE | McMahon and Ohanessian, 2000 | Anchor alanine=39.89 |
References
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering 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]
McMahon and Ohanessian, 2000
McMahon, T.B.; Ohanessian, G.,
An Experimental and Ab Initio Study of the Nature of the Binding in Gas-Phase Complexes of Sodium Ions,
Chem. Eur. J., 2000, 6, 16, 2931, https://doi.org/10.1002/1521-3765(20000818)6:16<2931::AID-CHEM2931>3.0.CO;2-7
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
T Temperature Tboil Boiling point ΔrG° Free energy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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