Diazene, dibutyl

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Gas phase 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas4.61kcal/molN/ALebedeva, Masalitinova, et al., 1980Value computed using ΔfHliquid° value of -30.0 kj/mol from Lebedeva, Masalitinova, et al., 1980 and ΔvapH° value of 49.3 kj/mol from Engel, Montgomery, et al., 1978.; DRB
Δfgas2.19 ± 0.90kcal/molCcbEngel, Montgomery, et al., 1978ALS

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: 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

Hydrogen + Diazene, dibutyl = Hydrazine, 1,2-dibutyl-

By formula: H2 + C8H18N2 = C8H20N2

Quantity Value Units Method Reference Comment
Δr-16.4 ± 0.2kcal/molChydEngel, Owens, et al., 1993liquid phase; solvent: Hexane

References

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

Lebedeva, Masalitinova, et al., 1980
Lebedeva, N.D.; Masalitinova, T.N.; Mon'yakova, O.N.; Oleinikova, T.P., Energy of hydrazone = azo compound tautomeric transformation, J. Org. Chem. USSR (Engl. Transl.), 1980, 16, 226-228. [all data]

Engel, Montgomery, et al., 1978
Engel, P.S.; Montgomery, R.L.; Mansson, M.; Leckonby, R.A.; Foyt, H.L.; Rossini, F.D., Enthalpies of combustion, vaporization, and formation of methyl-n-butyldiazene and di-n-butyldiazene, J. Chem. Thermodyn., 1978, 10, 205-211. [all data]

Engel, Owens, et al., 1993
Engel, P.S.; Owens, W.H.; Wang, C., The heat of oxidation of 1,2-di-n-butylhydrazine to azo-n-butane, J. Phys. Chem., 1993, 97, 10486-10488. [all data]


Notes

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