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4-Piperidinone, 2,2,6,6-tetramethyl-

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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
Deltafgas-65.4 ± 1.5kcal/molCcbLebedev, Rozantzev, et al., 1966 

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
Deltafsolid-79.90 ± 0.82kcal/molCcbLebedev, Rozantzev, et al., 1966 
Quantity Value Units Method Reference Comment
Deltacsolid-1347.26 ± 0.82kcal/molCcbLebedev, Rozantzev, et al., 1966 

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil478.2KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Deltasub14.53 ± 0.65kcal/molVLebedev, Rozantzev, et al., 1966ALS

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
7.74PEBodor, Kaminski, et al., 1974LLK
8.30 ± 0.05EIHvistendahl and Undheim, 1971LLK

IR Spectrum

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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

Gas Phase Spectrum

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IR spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner SRD/NIST
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin EPA-IR VAPOR PHASE LIBRARY
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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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

Spectrum

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Mass spectrum
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Additional Data

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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 134229

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.


UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source (editor), 1982
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 18978
Instrument SF-16
Melting point 90.5

References

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

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

Lebedev, Rozantzev, et al., 1966
Lebedev, Yu.A.; Rozantzev, E.G.; Kalashnikova, L.A.; Lebedev, V.P.; Neiman, M.B.; Apin, A.Ya., Thermochemical study of certain free radicals and the corresponding hydrides, Dokl. Phys. Chem. (Engl. Transl.), 1966, 168, 460-462, In original 104. [all data]

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]

Bodor, Kaminski, et al., 1974
Bodor, N.; Kaminski, J.J.; Worley, S.D.; Colton, R.J.; Lee, T.H.; Rabalais, J.W., Photoelectron spectra, hydrolytic stability, and antimicrobial activity of N-chlorinated piperidines, J. Pharm. Sci., 1974, 63, 1387. [all data]

Hvistendahl and Undheim, 1971
Hvistendahl, G.; Undheim, K., Ionization potentials of stable free radicals, Chem. Scr., 1971, 1, 123. [all data]

(editor), 1982
(editor), Koptyug V.A., Atlas of Spectra of Aromatic and Heterocyclic Compounds, 1982, 24, 106. [all data]


Notes

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