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:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  View 3d structure (requires JavaScript / HTML 5)
• 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
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
• Options:
  • Switch to calorie-based units

Gas phase ion energetics data

Go To: Top, References, Notes

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

References

Go To: Top, 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.

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]

Notes

Go To: Top, Gas phase ion energetics data, References

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.