(Z)-2,5-Dimethylhex-3-ene

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.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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 by: Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas-111.3kJ/molN/AYates and McDonald, 1973Value computed using ΔfHliquid° value of -151.1±1.8 kj/mol from Yates and McDonald, 1973 and ΔvapH° value of 39.8 kj/mol from alkenes correlation.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfliquid-151.1 ± 1.8kJ/molCcbYates and McDonald, 1973 
Quantity Value Units Method Reference Comment
Δcliquid-5283.7 ± 1.8kJ/molCcbYates and McDonald, 1973Corresponding Δfliquid = -151.0 kJ/mol (simple calculation by NIST; no Washburn corrections)
Δcliquid-5273.8 ± 1.2kJ/molCcbYates and McDonald, 1971Corresponding Δfliquid = -161.0 kJ/mol (simple calculation by NIST; no Washburn corrections)

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase 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 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

(Z)-2,5-Dimethylhex-3-ene + Hydrogen = Hexane, 2,5-dimethyl-

By formula: C8H16 + H2 = C8H18

Quantity Value Units Method Reference Comment
Δr-120.0 ± 0.08kJ/molChydTurner, Jarrett, et al., 1973liquid phase; solvent: Acetic acid

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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.

Yates and McDonald, 1973
Yates, K.; McDonald, R.S., Kinetics and mechanisms of electrophilic addition. II. A thermochemical-kinetic approach to transition-state structure, J. Org. Chem., 1973, 38, 2465-2478. [all data]

Yates and McDonald, 1971
Yates, K.; McDonald, R.S., A thermochemical probe into the mechanism of electrophilic addition to olefins, J. Am. Chem. Soc., 1971, 93, 6297-6299. [all data]

Turner, Jarrett, et al., 1973
Turner, R.B.; Jarrett, A.D.; Goebel, P.; Mallon, B.J., Heats of hydrogenation. 9. Cyclic acetylenes and some miscellaneous olefins, J. Am. Chem. Soc., 1973, 95, 790-792. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References