Heptane, 2,4,6-trimethyl-

• Formula: C₁₀H₂₂
• Molecular weight: 142.2817
• IUPAC Standard InChI: InChI=1S/C10H22/c1-8(2)6-10(5)7-9(3)4/h8-10H,6-7H2,1-5H3 Copy

  
• IUPAC Standard InChIKey: YNLBBDHDNIXQNL-UHFFFAOYSA-N Copy
• CAS Registry Number: 2613-61-8
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: 2,4,6-Trimethylheptane
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• Information on this page:
  • Phase change data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Henry's Law 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: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

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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Additional Data

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

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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Kovats' RI, non-polar column, temperature ramp

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Kovats' RI, non-polar column, custom temperature program

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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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Normal alkane RI, polar column, custom temperature program

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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.

Kinney and Spliethoff, 1949
Kinney, C.R.; Spliethoff, W.L., A System of Correlating Molecular Structure of Organic Compounds with Boiling Points VII. New Boiling Pts. for Certain Paraffins and Olefins, J. Org. Chem., 1949, 14, 71. [all data]

Butler, 1941
Butler, J.M., , Ph.D. Thesis, Ohio State Univ., Columbus, OH, 1941. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [all data]

Heinzen, Soares, et al., 1999
Heinzen, V.E.F.; Soares, M.F.; Yunes, R.A., Semi-empirical topological method for the prediction of the chromatographic retention of cis- and trans-alkene isomers and alkanes, J. Chromatogr. A, 1999, 849, 2, 495-506, https://doi.org/10.1016/S0021-9673(99)00530-0 . [all data]

Chretien and Dubois, 1976
Chretien, J.R.; Dubois, J.-E., New Perspectives in the Prediction of Kovats Indices, J. Chromatogr., 1976, 126, 171-189, https://doi.org/10.1016/S0021-9673(01)84071-1 . [all data]

Sultanov and Arustamova, 1975
Sultanov, N.T.; Arustamova, L.G., Determination of the boiling points of C₁₀ isoalkanes in an n-decane isomerizate from gas chromatographic retention indices, J. Chromatogr., 1975, 115, 2, 553-558, https://doi.org/10.1016/S0021-9673(01)98959-9 . [all data]

Matukuma, 1969
Matukuma, A., Retention indices of alkanes through C₁₀ and alkenes through C₈ and relation between boiling points and retention data, Gas Chromatogr., Int. Symp. Anal. Instrum. Div Instrum Soc. Amer., 1969, 7, 55-75. [all data]

Hayes and Pitzer, 1982
Hayes, P.C., Jr.; Pitzer, E.W., Characterizing petroleum- and shale-derived jet fuel distillates via temperature-programmed Kováts indices, J. Chromatogr., 1982, 253, 179-198, https://doi.org/10.1016/S0021-9673(01)88376-X . [all data]

Korol and Lysyuk, 1980
Korol, A.N.; Lysyuk, L.S., A New Thermodynamic Method for Calculating the Retention Indices of Isoalkanes on Squalane, Theor. Exp. Chem. (Engl. Transl.), 1980, 6, 577-584. [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]

Haynes and Pitzer, 1985
Haynes, P.C., Jr.; Pitzer, E.W., Disengaging solutes in shale- and petroleum-derived jet fuels by altering GC programmed temperature rates, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1985, 8, 5, 230-242, https://doi.org/10.1002/jhrc.1240080504 . [all data]

Hayes and Pitzer, 1981
Hayes, P.C., Jr.; Pitzer, E.W., Kovats indices as a tool in characterizing hydrocarbon fuels in temperature programmed glass capillary gas chromatography. Part 1. Qualitative identification, Inhouse rpt. for Air Force Wright Aeronautical Labs., Air Force Wright Aeronautical Labs., Wright-Patterson AFB, Ohio, 1981, 75. [all data]

Du and Liang, 2003
Du, Y.; Liang, Y., Data mining for seeking accurate quantitative relationship between molecular structure and GC retention indices of alkanes by projection pursuit, Comput. Biol. Chem., 2003, 27, 3, 339-353, https://doi.org/10.1016/S1476-9271(02)00081-6 . [all data]

Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F., Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies, Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [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]

Seo, Kim, et al., 2007
Seo, H.-Y.; Kim, J.-H.; Song, H.-P.; Kim, D.-H.; Byun, M.-W.; Kwon, J.-H.; Kima, K.-S., Effects of gamma irradiation on the yields of volatile extracts of Angelica gigas Nakai, Radiat. Phys. Chem., 2007, 76, 11-12, 1869-1874, https://doi.org/10.1016/j.radphyschem.2007.03.020 . [all data]

Notes

Go To: Top, Phase change data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  Tboil	Boiling point
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔvapH°	Enthalpy of vaporization at standard conditions

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