1-Piperidinyloxy, 2,2,6,6-tetramethyl-

• Formula: C₉H₁₈NO
• Molecular weight: 156.2453
• IUPAC Standard InChI: InChI=1S/C9H18NO/c1-8(2)6-5-7-9(3,4)10(8)11/h5-7H2,1-4H3 Copy

  
• IUPAC Standard InChIKey: QYTDEUPAUMOIOP-UHFFFAOYSA-N Copy
• CAS Registry Number: 2564-83-2
• Chemical structure:
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• Other names: Piperidinooxy, 2,2,6,6-tetramethyl-; (2,2,6,6-Tetramethylpiperidino)oxy; Tanan; Tanane; Tetramethylpiperidine nitroxide; Tetramethylpiperidinooxy; 1-Oxyl-2,2,6,6-tetramethylpiperidine; 1,1,5,5-Tetramethylpentamethylene nitroxide; 2,2,6,6-Tetramethyl-1-oxylpiperidine; 2,2,6,6-Tetramethyl-1-piperadoxyl; 2,2,6,6-Tetramethyl-1-piperidinoxyl; 2,2,6,6-Tetramethyl-1-piperidinyloxy; 2,2,6,6-Tetramethylpiperidin-1-oxy; 2,2,6,6-Tetramethylpiperidin-1-oxyl; 2,2,6,6-Tetramethylpiperidine nitroxide; 2,2,6,6-Tetramethylpiperidine N-oxide radical; 2,2,6,6-Tetramethylpiperidine N-oxyl; 2,2,6,6-Tetramethylpiperidine N-oxyl radical; 2,2,6,6-Tetramethylpiperidine-1-oxyl radical; 2,2,6,6-Tetramethylpiperidinooxy radical; 2,2,6,6-Tetramethylpiperidinooxyl; 2,2,6,6-Tetramethylpiperidinoxyl radical; 2,2,6,6-Tetramethylpiperidinyl-N-oxy; 2,2,6,6-Tetramethylpiperidinyl-1-oxyl; 2,2,6,6-Tetramethylpiperidinyloxy; 2,2,6,6-Tetramethylpiperidoxyl; 1-Piperidinyloxy radical, 2,2,6,6-tetramethyl-; Tempo; 2,2,6,6-Tetramethylpiperidine-1-oxyl; 2,2,6,6-Tetramethyl-1-piperidyloxy; 2,2,6,6-Tetramethylpiperidine nitroxide radical; 2,2,6,6-Tetramethylpiperidinyl 1-oxide
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• Information on this page:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • References
  • Notes
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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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

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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Additional Data

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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Additional Data

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.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Morishima, Yoshikawa, et al., 1972
Morishima, I.; Yoshikawa, K.; Yonezawa, T.; Matsumoto, H., Photoelectron spectral studies of organic free radicals. The nitroxide radical, Chem. Phys. Lett., 1972, 16, 336. [all data]

(editor), 1982
(editor), Koptyug V.A., Atlas of Spectra of Aromatic and Heterocyclic Compounds, 1982, 24, 105. [all data]

Notes

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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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