Diazene, dimethyl-


Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil274.7KN/AWeast and Grasselli, 1989BS
Tboil275.KN/ABuckingham and Donaghy, 1982BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
6.31258.AStephenson and Malanowski, 1987Based on data from 195. to 273. K.; AC
6.05222.AStephenson and Malanowski, 1987Based on data from 209. to 236. K.; AC

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 C2H6N2+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.30PEFrost, Lee, et al., 1976LLK
8.7 ± 0.2EIPrasil and Forst, 1968RDSH
8.7 ± 0.1EIGowenlock, Majer, et al., 1962RDSH
9.0PERao, 1975Vertical value; LLK
8.95 ± 0.05PEKoenig, Balle, et al., 1975Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH2N+14.7 ± 0.3?EIPrasil and Forst, 1968RDSH
CH3+11.5 ± 0.1?EIGowenlock, Majer, et al., 1962RDSH
CH3N2+9.2CH3EIFoster and Beauchamp, 1972LLK
CH3N2+9.5 ± 0.3CH3EIPrasil and Forst, 1968RDSH
CH3N2+9.0 ± 0.1CH3EIGowenlock, Majer, et al., 1962RDSH
C2H4+12.9 ± 0.3?EIPrasil and Forst, 1968RDSH
N2+16.3 ± 0.3?EIPrasil and Forst, 1968RDSH

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryMethyl Silicone396.Zenkevich, 1999Program: not specified

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.

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Frost, Lee, et al., 1976
Frost, D.C.; Lee, S.T.; McDowell, C.A.; Westwood, N.P.C., The photoelectron spectra of diazene, diazene-d2, trans-methyldiazene, J. Chem. Phys., 1976, 64, 4719. [all data]

Prasil and Forst, 1968
Prasil, Z.; Forst, W., Mass spectrometry of azomethane, J. Am. Chem. Soc., 1968, 90, 3344. [all data]

Gowenlock, Majer, et al., 1962
Gowenlock, B.G.; Majer, J.R.; Snelling, D.R., Bond dissociation energies in some azo compounds, J. Chem. Soc. Faraday Trans., 1962, 58, 670. [all data]

Rao, 1975
Rao, C.N.R., Lone-pair ionization bands of chromophores in the photoelectron spectra of organic molecules, Indian J. Chem., 1975, 13, 950. [all data]

Koenig, Balle, et al., 1975
Koenig, T.; Balle, T.; Snell, W., Helium(I) photoelectron spectra of organic radicals, J. Am. Chem. Soc., 1975, 97, 662. [all data]

Foster and Beauchamp, 1972
Foster, M.S.; Beauchamp, J.L., Gas-phase ion chemistry of azomethane by ion cyclotron resonance spectroscopy, J. Am. Chem. Soc., 1972, 94, 2425. [all data]

Zenkevich, 1999
Zenkevich, I.G., Precalculation of Gas Chromatographic Retention Indices of Organic Compounds from Boiling Points of their Structural Analogues, Zh. Struct. Khim., 1999, 40, 1, 121-130. [all data]


Notes

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