Tetramethyldiazetine

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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas150.3 ± 2.9kJ/molCcbMontgomery, Engel, et al., 1978 

Condensed 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfsolid88.0 ± 2.7kJ/molCcbMontgomery, Engel, et al., 1978 
Quantity Value Units Method Reference Comment
Δcsolid-4164.0 ± 2.5kJ/molCcbMontgomery, Engel, et al., 1978 

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

Quantity Value Units Method Reference Comment
Δsub62.3 ± 1.0kJ/molCMontgomery, Engel, et al., 1978ALS
Δsub62.3kJ/molN/AMontgomery, Engel, et al., 1978DRB

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

Ionization energy determinations

IE (eV) Method Reference Comment
8.2PEDomelsmith, Houk, et al., 1977LLK
8.87PEDomelsmith, Houk, et al., 1977Vertical value; LLK

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes

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

Montgomery, Engel, et al., 1978
Montgomery, R.L.; Engel, P.S.; Leckonby, R.A.; Rossini, F.D.; Mansson, M.; Szilagyi, S.; Timberlake, J.W., Enthalpies of combustion, vaporization, and formation of 3,3,4,4-tetramethyl-Δ1-1,2-diazetine and di-tert-butyldiazene, J. Chem. Eng. Data, 1978, 131, 129-131. [all data]

Domelsmith, Houk, et al., 1977
Domelsmith, L.N.; Houk, K.N.; Timberlake, J.W.; Szilagyi, S., The photoelectron spectrum of tetramethyldiazetine: The elucidation of ring size effects on azo group ionization potentials, Chem. Phys. Lett., 1977, 48, 471. [all data]


Notes

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