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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

2Hydrogen + 1,4-Pentadiene = Pentane

By formula: 2H2 + C5H8 = C5H12

Quantity Value Units Method Reference Comment
Δr-60.22 ± 0.15kcal/molChydKistiakowsky, Ruhoff, et al., 1936gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -60.79 ± 0.15 kcal/mol; At 355 °K; ALS

Chlorine anion + 1,4-Pentadiene = (Chlorine anion • 1,4-Pentadiene)

By formula: Cl- + C5H8 = (Cl- • C5H8)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.7300.PHPMSFrench, Ikuta, et al., 1982gas phase; M


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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Kistiakowsky, Ruhoff, et al., 1936
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. IV. Hydrogenation of some dienes and of benzene, J. Am. Chem. Soc., 1936, 58, 146-153. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

French, Ikuta, et al., 1982
French, M.A.; Ikuta, S.; Kebarle, P., Hydrogen bonding of O-H and C-H hydrogen donors to Cl-. Results from mass spectrometric measurement of the ion-molecule equilibria RH + Cl- = RHCl-, Can. J. Chem., 1982, 60, 1907. [all data]


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