Furan, 2-methyl-
- Formula: C5H6O
- Molecular weight: 82.1005
- IUPAC Standard InChI: InChI=1S/C5H6O/c1-5-3-2-4-6-5/h2-4H,1H3
- IUPAC Standard InChIKey: VQKFNUFAXTZWDK-UHFFFAOYSA-N
- CAS Registry Number: 534-22-5
- 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. - Other names: α-Methylfuran; Silvan; Sylvan; 2-Methylfuran; 5-Methylfuran; Methylfuran; UN 2301; 2-Methylfurane
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Reaction thermochemistry data
Go To: Top, 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:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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Individual Reactions
C5H5O- + =
By formula: C5H5O- + H+ = C5H6O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 383.8 ± 3.1 | kcal/mol | G+TS | DePuy, Kass, et al., 1988 | gas phase; Anion of 2-methylfuran. Order: H2O<furan<2-Me-furan<MeOH.; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 377.0 ± 3.0 | kcal/mol | IMRB | DePuy, Kass, et al., 1988 | gas phase; Anion of 2-methylfuran. Order: H2O<furan<2-Me-furan<MeOH.; B |
+
=
By formula: C4H2O3 + C5H6O = C9H8O4
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -14.0 | kcal/mol | Cm | Balbi, 1991 | liquid phase; solvent: Dioxane; ALS |
| ΔrH° | -14. | kcal/mol | Cm | Sparks and Poling, 1983 | solid phase; solvent: Dioxane; ALS |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
DePuy, Kass, et al., 1988
DePuy, C.H.; Kass, S.R.; Bean, G.P.,
Formation and Reactions of Heteroaromatic Anions in the Gas Phase,
J. Org. Chem., 1988, 53, 19, 4427, https://doi.org/10.1021/jo00254a001
. [all data]
Balbi, 1991
Balbi, N.,
Dynamic calorimetry in the study of Diels-Alder reaction,
Calorim. Anal. Therm., 1991, 22, 299-304. [all data]
Sparks and Poling, 1983
Sparks, B.G.; Poling, B.E.,
Energy storage capacity of reversible liquid-phase Diels Alder reaction between maleic anhydride and 2-methyl furan,
Am. Inst. Chem. Eng. Symp. Ser. (AIChE Symp. Ser.), 1983, 29, 534-537. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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