1-Pentene, 2-methyl-
- Formula: C6H12
- Molecular weight: 84.1595
- IUPAC Standard InChI: InChI=1S/C6H12/c1-4-5-6(2)3/h2,4-5H2,1,3H3
- IUPAC Standard InChIKey: WWUVJRULCWHUSA-UHFFFAOYSA-N
- CAS Registry Number: 763-29-1
- 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: 2-Methyl-1-pentene; 4-Methyl-4-pentene; C2H5CH2C(CH3)=CH2; 2-Methylpentene; 2-Methyl-pentene-1; 2-methylpent-1-ene
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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 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 + C6H12 = C6H14
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -116.3 ± 0.43 | kJ/mol | Chyd | Rogers, Crooks, et al., 1987 | liquid phase |
| ΔrH° | -115.6 ± 2.2 | kJ/mol | Chyd | Molnar, Rachford, et al., 1984 | liquid phase; solvent: Dioxane |
=
By formula: C6H12 = C6H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 4.73 ± 0.63 | kJ/mol | Eqk | Yursha and Kabo, 1976 | liquid phase; At 394.5K |
| ΔrH° | 6.07 ± 0.88 | kJ/mol | Eqk | Radyuk, Kabo, et al., 1972 | gas phase; At 503 K |
+
=
By formula: C6H12 + HCl = C6H13Cl
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -64.7 ± 1.4 | kJ/mol | Cm | Arnett and Pienta, 1980 | liquid phase; solvent: Methylene chloride; Hydrochlorination |
=
By formula: C6H12 = C6H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -17.6 ± 0.92 | kJ/mol | Ciso | Bartolo and Rossini, 1960 | liquid phase; Calculated from ΔHc |
+
= C21H27ClO
By formula: C15H15ClO + C6H12 = C21H27ClO
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -83.5 ± 5.7 | kJ/mol | Cm | Schade, Mayr, et al., 1988 | liquid phase; solvent: Methylene chloride |
+
= C20H25ClO
By formula: C14H13ClO + C6H12 = C20H25ClO
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -84.5 ± 6.3 | kJ/mol | Cm | Schade, Mayr, et al., 1988 | liquid phase; solvent: Methylene chloride |
=
By formula: C6H12 = C6H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1.6 ± 0.2 | kJ/mol | Eqk | Yursha and Kabo, 1976 | liquid phase; At 394.5K |
=
By formula: C6H12 = C6H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -2.0 ± 0.3 | kJ/mol | Eqk | Yursha and Kabo, 1976 | liquid phase; At 394.5K |
=
By formula: C6H12 = C6H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 6.90 ± 0.42 | kJ/mol | Eqk | Yursha and Kabo, 1976 | liquid phase; At 394.5K |
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.
Rogers, Crooks, et al., 1987
Rogers, D.W.; Crooks, E.; Dejroongruang, K.,
Enthalpies of hydrogenation of the hexenes,
J. Chem. Thermodyn., 1987, 19, 1209-1215. [all data]
Molnar, Rachford, et al., 1984
Molnar, A.; Rachford, R.; Smith, G.V.; Liu, R.,
Heats of hydrogenation by a simple and rapid flow calorimetric method,
Appl. Catal., 1984, 9, 219-223. [all data]
Yursha and Kabo, 1976
Yursha, I.A.; Kabo, G.Ya.,
Equilibrium isomerisation and thermodynamic properties of 2-methylpentenes,
Russ. J. Phys. Chem. (Engl. Transl.), 1976, 50, 330, In original 558. [all data]
Radyuk, Kabo, et al., 1972
Radyuk, Z.A.; Kabo, G.Ya.; Andreevskii, D.N.,
Equilibrium and thermodynamics of the isomerization of hexene isomers,
Neftekhimiya, 1972, 12, 679-686. [all data]
Arnett and Pienta, 1980
Arnett, E.M.; Pienta, N.J.,
Stabilities of carbonium ions in solution. 12. Heats of formation of alkyl chlorides as an entree to heats of solvation of aliphatic carbonium ions,
J. Am. Chem. Soc., 1980, 102, 3329-3334. [all data]
Bartolo and Rossini, 1960
Bartolo, H.F.; Rossini, F.D.,
Heats of isomerization of the seventeen isomeric hexenes,
J. Phys. Chem., 1960, 64, 1685-1689. [all data]
Schade, Mayr, et al., 1988
Schade, C.; Mayr, H.; Arnett, E.M.,
Thermochemical study of the addition of carbenium ions to alkenes,
J. Am. Chem. Soc., 1988, 110, 567-571. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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