3-Pentanone, 2,2,4,4-tetramethyl-

• Formula: C₉H₁₈O
• Molecular weight: 142.2386
• IUPAC Standard InChI: InChI=1S/C9H18O/c1-8(2,3)7(10)9(4,5)6/h1-6H3 Copy

  
• IUPAC Standard InChIKey: UIQGEWJEWJMQSL-UHFFFAOYSA-N Copy
• CAS Registry Number: 815-24-7
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Di-tert-butyl ketone; Hexamethylacetone; Pivalone; 2,2,4,4-Tetramethyl-3-pentanone; (t-C4H9)2CO; 2,2,4,4-Tetramethyl-pentan-3-one
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• Information on this page:
  • Condensed phase thermochemistry data
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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

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

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

Kovats' RI, non-polar column, isothermal

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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

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References

Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes

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

Seller, 1970
Seller, P., Enthalpies of formation of some aliphatic branched ketones, J. Chem. Thermodyn., 1970, 2, 211-219. [all data]

Hayes, 1966
Hayes, W.P., UV atlas of organic compounds, 1966, 1, B1/2. [all data]

Hu, Lu, et al., 2006
Hu, X.-F.; Lu, C.-H.; Yin, C.-S., Modeling Gas Chromatographic Retention Indices of Oxygen-containing Compounds by Novel Atom-type Topological Indices, Chinese Journal of Chemical Physics, 2006, 19, 3, 243-247, https://doi.org/10.1360/cjcp2006.19(3).243.5 . [all data]

Xu, van Stee, et al., 2003
Xu, X.; van Stee, L.L.P.; Williams, J.; Beens, J.; Adahchour, M.; Vreuls, R.J.J.; Brinkman, U.A.Th.; Lelieveld, J., Comprehensive two-dimensional gas chromatography (GC×GC) measurements of volatile organic compounds in the atmosphere, Atmos. Chem. Phys., 2003, 3, 3, 665-682, https://doi.org/10.5194/acp-3-665-2003 . [all data]

Splivallo, Bossi, et al., 2007
Splivallo, R.; Bossi, S.; Maffei, M.; Bonfante, P., Discrimination of truffle fruiting body versus mycelial aromas by stir bar sorptive extraction, Phytochemistry, 2007, 68, 20, 2584-2598, https://doi.org/10.1016/j.phytochem.2007.03.030 . [all data]

Estrada and Gutierrez, 1999
Estrada, E.; Gutierrez, Y., Modeling chromatographic parameters by a novel graph theoretical sub-structural approach, J. Chromatogr. A, 1999, 858, 2, 187-199, https://doi.org/10.1016/S0021-9673(99)00808-0 . [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Notes

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• Symbols used in this document:
  

  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions

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