Hydrazine, 1,2-diphenyl-

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.


Condensed phase thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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
Δfsolid52.9kcal/molCmCole and Gilbert, 1951 
Δfsolid66.9kcal/molCcbLemoult, 1908see Lemoult, 1906
Quantity Value Units Method Reference Comment
Δcsolid-1591.4kcal/molCmCole and Gilbert, 1951 
Δcsolid-1590.4 ± 0.3kcal/molCcbPongratz, Bohmert-Sub, et al., 1944 
Δcsolid-1587.9 ± 1.6kcal/molCcbSwietoslawski and Bobinska, 1929 
Δcsolid-1605.42kcal/molCcbLemoult, 1908see Lemoult, 1906

Phase change data

Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tfus401.9KN/ACole and Gilbert, 1951, 2Uncertainty assigned by TRC = 0.5 K
Tfus407.KN/ATammann, 1913Uncertainty assigned by TRC = 1. K

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
7.78 ± 0.05PERademacher, Bass, et al., 1977 
7.78PERademacher, 1975Vertical value

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center, 1994
NIST MS number 133906

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes

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

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]

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]

Lemoult, 1906
Lemoult, M.P., Thermochimie. - Chaleur de combustion et de formation de quelques composes cycliques azotes, Compt. Rend., 1906, 143, 772-775. [all data]

Pongratz, Bohmert-Sub, et al., 1944
Pongratz, A.; Bohmert-Sub, S.; Scholtis, K., Zur thermochemie der benzidin-umlagerung, Ber., 1944, 77, 651-735. [all data]

Swietoslawski and Bobinska, 1929
Swietoslawski, M.W.; Bobinska, M.J., O cieple spalania kamfory, azobenzenu i hydrazobenzenu - Sur la chaleur de combustion du comphre, de l'hydrazobenzene, Rocz. Chem., 1929, 9, 723-730. [all data]

Cole and Gilbert, 1951, 2
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. [all data]

Tammann, 1913
Tammann, G., Nachr. Ges. Wiss. Goettingen, Math.-Phys. Kl., 1913, 1913, 335. [all data]

Rademacher, Bass, et al., 1977
Rademacher, P.; Bass, V.-M.; Wildemann, M.; Weger, H., Photoelektronenspektren und Konformation von Hydrazobenzolen, Chem. Ber., 1977, 110, 1939. [all data]

Rademacher, 1975
Rademacher, P., Acyclische Hydrazine, Chem. Ber., 1975, 108, 1548. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References