Hydrazine, phenyl-

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

Quantity Value Units Method Reference Comment
Δfgas202.9 ± 1.2kJ/molCcbLebedeva and Katin, 1972Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 202.5 ± 1.3 kJ/mol; ALS
Δfgas204.1kJ/molN/ACole and Gilbert, 1951Value computed using ΔfHliquid° value of 142.2 kj/mol from Cole and Gilbert, 1951 and ΔvapH° value of 61.9 kj/mol from Lebedeva and Katin, 1972.; DRB
Δfgas205. ± 13.kJ/molCcbAnderson and Gilbert, 1942%hf calculated possible error by author; ALS
Δfgas240.9kJ/molN/ALemoult, 1908Value computed using ΔfHliquid° value of 179.0 kj/mol from Lemoult, 1908 and ΔvapH° value of 61.9 kj/mol from Lebedeva and Katin, 1972.; DRB

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

Benzaldehyde, phenylhydrazone + Water = Benzaldehyde + Hydrazine, phenyl-

By formula: C13H12N2 + H2O = C7H6O + C6H8N2

Quantity Value Units Method Reference Comment
Δr-61.1kJ/molCmLandrieu, 1905solid phase

Furaldehyde phenylhydrazone + Water = Hydrazine, phenyl- + Furfural

By formula: C11H10N2O + H2O = C6H8N2 + C5H4O2

Quantity Value Units Method Reference Comment
Δr-61.9kJ/molCmLandrieu, 1905solid phase

p-Anisaldehyde phenylhydrazone + Water = Hydrazine, phenyl- + Benzaldehyde, 4-methoxy-

By formula: C14H14N2O + H2O = C6H8N2 + C8H8O2

Quantity Value Units Method Reference Comment
Δr-61.9kJ/molCmLandrieu, 1905solid phase

Water + Acetaldehyde, phenylhydrazone = Hydrazine, phenyl- + Acetaldehyde

By formula: H2O + C8H10N2 = C6H8N2 + C2H4O

Quantity Value Units Method Reference Comment
Δr-61.1kJ/molCmLandrieu, 1905solid phase

2-Propanone, phenylhydrazone + Water = Hydrazine, phenyl- + Acetone

By formula: C9H12N2 + H2O = C6H8N2 + C3H6O

Quantity Value Units Method Reference Comment
Δr-43.1kJ/molCmLandrieu, 1905solid phase

Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C6H8N2+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
7.74PEBodor, Dewar, et al., 1970RDSH
7.64 ± 0.02PIVilesov and Terenin, 1957RDSH
7.86PEStreets, Hall, et al., 1972Vertical value; LLK

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 and Katin, 1972
Lebedeva, N.D.; Katin, Yu.A., Heats of combustion of certain monosubstituted benzenes, Russ. J. Phys. Chem. (Engl. Transl.), 1972, 46, 1088. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Cole and Gilbert, 1951
Cole, L.G.; Gilbert, E.C., The heats of combustion of some nitrogen compounds and the apparent energy of the N-N bond, J. Am. Chem. Soc., 1951, 73, 5423-5427. [all data]

Anderson and Gilbert, 1942
Anderson, C.M.; Gilbert, E.C., The apparent energy of the N-N bond as calculated from heats of combustion, J. Am. Chem. Soc., 1942, 64, 2369-2372. [all data]

Lemoult, 1908
Lemoult, M.P., Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques, Ann. Chim. Phys., 1908, 13, 562-574. [all data]

Landrieu, 1905
Landrieu, M.Ph., Thermochimie. - Thermochimie des hydrazones, Compt. Rend., 1905, 141, 358-361. [all data]

Bodor, Dewar, et al., 1970
Bodor, N.; Dewar, M.J.S.; Jennings, W.B.; Worley, S.D., Photoelectron spectra of molecules-IV.Ionization potentials and heats of formation of some hydrazines and amines, Tetrahedron, 1970, 26, 4109. [all data]

Vilesov and Terenin, 1957
Vilesov, F.I.; Terenin, A.N., The photoionization of the vapors of certain organic compounds, Dokl. Akad. Nauk SSSR, 1957, 115, 744, In original 539. [all data]

Streets, Hall, et al., 1972
Streets, D.G.; Hall, W.E.; Ceasar, G.P., Mesomeric mixing in the π energy levels of aminobenzenes studied by photoelectron spectroscopy, Chem. Phys. Lett., 1972, 17, 90. [all data]


Notes

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