Pentane, 2,2-dimethyl-

• Formula: C₇H₁₆
• Molecular weight: 100.2019
• IUPAC Standard InChI: InChI=1S/C7H16/c1-5-6-7(2,3)4/h5-6H2,1-4H3 Copy

  
• IUPAC Standard InChIKey: CXOWYJMDMMMMJO-UHFFFAOYSA-N Copy
• CAS Registry Number: 590-35-2
• 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: 2,2-Dimethylpentane
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Reduced pressure boiling point

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Enthalpy of fusion

Entropy of fusion

Reaction 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

 +  =

By formula: H₂ + C₇H₁₄ = C₇H₁₆

 +  =

By formula: H₂ + C₇H₁₄ = C₇H₁₆

 +  =

By formula: H₂ + C₇H₁₄ = C₇H₁₆

=

By formula: C₇H₁₆ = C₇H₁₆

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

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Normal alkane RI, non-polar column, isothermal

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Normal alkane 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, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

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

Prosen and Rossini, 1945
Prosen, E.J.; Rossini, F.D., Heats of combustion and formation of the paraffin hydrocarbons at 25° C, J. Res. NBS, 1945, 263-267. [all data]

Davies and Gilbert, 1941
Davies, G.F.; Gilbert, E.C., Heats of combustion and formation of the nine isomeric heptanes in the liquid state, J. Am. Chem. Soc., 1941, 63, 2730-2732. [all data]

Huffman H.M., 1961
Huffman H.M., Low temperature thermodynamic properties of six isomeric heptanes, J. Phys. Chem., 1961, 65, 495-503. [all data]

Scott D.W., 1974
Scott D.W., Chemical Thermodynamic Properties of Hydrocarbons and Related Substances. Properties of the Alkane Hydrocarbons, C1 through C10 in the Ideal Gas State from 0 to 1500 K. U.S. Bureau of Mines, Bulletin 666, 1974. [all data]

Scott D.W., 1974, 2
Scott D.W., Correlation of the chemical thermodynamic properties of alkane hydrocarbons, J. Chem. Phys., 1974, 60, 3144-3165. [all data]

Huffman, Gross, et al., 1961
Huffman, H.M.; Gross, M.E.; Scott, D.W.; McCullough, I.P., Low temperature thermodynamic properties of six isomeric heptanes, J. Phys. Chem., 1961, 65, 495-503. [all data]

Huffman, Parks, et al., 1930
Huffman, H.M.; Parks, G.S.; Thomas, S.B., Thermal data on organic compounds. VIII. The heat capacities, entropies and free energies of the isomeric heptanes, J. Am. Chem. Soc., 1930, 52, 3241-3251. [all data]

Daubert, 1996
Daubert, T.E., Vapor-Liquid Critical Properties of Elements and Compounds. 5. Branched Alkanes and Cycloalkanes, J. Chem. Eng. Data, 1996, 41, 365-372. [all data]

McMicking and Kay, 1965
McMicking, J.H.; Kay, W.B., Vapor Pressures and Saturated Liquid and Vapor Densities of The Isomeric Heptanes and Isomeric Octanes, Proc., Am. Pet. Inst., Sect. 3, 1965, 45, 75-90. [all data]

Edgar and Calingaert, 1929
Edgar, G.; Calingaert, G., Preparation and Properties of the Isomeric Heptanes II. Physical Prop. properties, J. Am. Chem. Soc., 1929, 51, 1540. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Svoboda, 1998
Svoboda, V., Enthalpies of vaporization, and the cohesive and internal energies of 2,2-dimethylpentane, 2,4-dimethylpentane, 2,2,3-trimethylpentane, 2,3,3-trimethylpentane, and 3-ethylpentane, The Journal of Chemical Thermodynamics, 1998, 30, 11, 1411-1417, https://doi.org/10.1006/jcht.1998.0414 . [all data]

Osborne and Ginnings, 1947
Osborne, Nathan S.; Ginnings, Defoe C., Measurements of heat of vaporization and heat capacity of a number of hydrocarbons, J. RES. NATL. BUR. STAN., 1947, 39, 5, 453-17, https://doi.org/10.6028/jres.039.031 . [all data]

Osborne and Ginnings, 1947, 2
Osborne, N.S.; Ginnings, D.C., Measurements of heat of vaporization and heat capacity of a number of hydrocarbons, J. Res. NBS, 1947, 39, 453-477. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Forziati, Norris, et al., 1949
Forziati, Alphonse F.; Norris, William R.; Rossini, Frederick D., Vapor pressures and boiling points of sixty API-NBS hydrocarbons, J. RES. NATL. BUR. STAN., 1949, 43, 6, 555-17, https://doi.org/10.6028/jres.043.050 . [all data]

Willingham, Taylor, et al., 1945
Willingham, C.B.; Taylor, W.J.; Pignocco, J.M.; Rossini, F.D., Vapor pressures and boiling points of some paraffin, alkylcyclopentane, alkylcyclohexane, and alkylbenzene hydrocarbons, J. RES. NATL. BUR. STAN., 1945, 35, 3, 219-17, https://doi.org/10.6028/jres.035.009 . [all data]

Williamham, Taylor, et al., 1945
Williamham, C.B.; Taylor, W.J.; Pignocco, J.M.; Rossini, F.D., Vapor Pressures and Boiling Points of Some Paraffin, Alkylcyclopentane, Alkylcyclohexane, and Alkylbenzene Hydrocarbons, J. Res. Natl. Bur. Stand. (U.S.), 1945, 35, 3, 219-244, https://doi.org/10.6028/jres.035.009 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Rogers and Dejroongruang, 1989
Rogers, D.W.; Dejroongruang, K., Enthalpies of hydrogenation of the dimethylpentenes, ethylpentenes, methylbutene, and trimethylbutene, J. Chem. Thermodyn., 1989, 21, 1115-1120. [all data]

Dolliver, Gresham, et al., 1937
Dolliver, M.a.; Gresham, T.L.; Kistiakowsky, G.B.; Vaughan, W.E., Heats of organic reactions. V. Heats of hydrogenation of various hydrocarbons, J. Am. Chem. Soc., 1937, 59, 831-841. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Turner, Nettleton, et al., 1958
Turner, R.B.; Nettleton, J.E.; Perelman, Heats of Hydrogenation. VI. Heats of hydrogenation of some substituted ethylenes, J. Am. Chem. Soc., 1958, 80, 1430-1433. [all data]

Prosen and Rossini, 1941
Prosen, E.J.R.; Rossini, F.D., Heats of isomerization of the nine heptanes, J. Res. NBS, 1941, 27, 519-528. [all data]

Chen, Liang, et al., 2001
Chen, J.P.; Liang, X.M.; Zhang, Q.; Zhang, L.F., Prediction of GC retention values under various column temperature conditions from temperature programmed data, Chromatographia, 2001, 53, 9/10, 539-547, https://doi.org/10.1007/BF02491619 . [all data]

Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E., Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups, J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0 . [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]

Skrbic, 1997
Skrbic, B.D., Unified retention concept -- statistical treatment of Kováts retention index, J. Chromatogr. A, 1997, 764, 2, 257-264, https://doi.org/10.1016/S0021-9673(96)00955-7 . [all data]

Zhang and Lu, 1996
Zhang, X.; Lu, P., Unified equation between Kováts indices on different stationary phases for select types of compounds, J. Chromatogr. A, 1996, 731, 1-2, 187-199, https://doi.org/10.1016/0021-9673(95)01213-3 . [all data]

Estel, Mohnke, et al., 1995
Estel, D.; Mohnke; Biermans; Rotzsche, The analysis of C₄-C₁₁ hydrocarbons in naphtha and reformate with a new apolar fused silica column, J. Hi. Res. Chromatogr., 1995, 18, 7, 403-412, https://doi.org/10.1002/jhrc.1240180703 . [all data]

Krupcik, Skacani, et al., 1994
Krupcik, J.; Skacani, I.; Benicka, E.; Sandra, P., Dependence of gas chromatographic retention data of hydrocarbons on the film thickness of the polydimethylsiloxane stationary phase, Collect. Czech. Chem. Commun., 1994, 59, 11, 2390-2396, https://doi.org/10.1135/cccc19942390 . [all data]

Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz., Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups, J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S . [all data]

Zhang, Li, et al., 1992
Zhang, M.J.; Li, S.D.; Chen, B.J., Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions, Chromatographia, 1992, 33, 3/4, 138-146, https://doi.org/10.1007/BF02275894 . [all data]

Dutoit, 1991
Dutoit, J., Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases, J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X . [all data]

Guan, Kiraly, et al., 1989
Guan, Y.; Kiraly, J.; Rijks, J.A., Interactive retention index database for compound identification in temperature-programmed capillary gas chromatography, J. Chromatogr., 1989, 472, 129-143, https://doi.org/10.1016/S0021-9673(00)94101-3 . [all data]

Laub and Purnell, 1988
Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1988, 11, 9, 649-660, https://doi.org/10.1002/jhrc.1240110908 . [all data]

Lunskii and Paizanskaya, 1988
Lunskii, M.Kh.; Paizanskaya, I.L., Identification of hydrocarbons C₁-C₉ of petrol fractions of oils and condensates in the use of capillary columns with dinonylphthalate, Zh. Anal. Khim., 1988, 43, 127-135. [all data]

Boneva and Dimov, 1986
Boneva, S.; Dimov, N., Unified retention index of hydrocarbons separated on dimethylsilicone OV-101, Chromatographia, 1986, 21, 12, 697-700, https://doi.org/10.1007/BF02313682 . [all data]

Chien, Furio, et al., 1983
Chien, C.-F.; Furio, D.L.; Kopecni, M.M.; Laub, R.J., Specific Retention Volumes and Retention Indices of Selected Hydrocarbon Solutes with OV-101 and SP-2100 Polydimethylsiloxane Solvents, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1983, 6, 10, 577-580, https://doi.org/10.1002/jhrc.1240061013 . [all data]

Chien, Furio, et al., 1983, 2
Chien, C.-F.; Furio, D.L.; Kopecni, M.M.; Laub, R.J., Specific retention volumes and retention indices of selected hydrocarbon solutes with OV-3, OV-7, OV-11, OV-17, OV-22, and OV-25 polymethylphenylsiloxane solvents, J. Hi. Res. Chromatogr., 1983, 6, 12, 669-679, https://doi.org/10.1002/jhrc.1240061207 . [all data]

Lubeck and Sutton, 1983
Lubeck, A.J.; Sutton, DL., Kovats retention indices of selected hydrocarbons through C₁₀ on bonded phase fused silica capillaries, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1983, 6, 6, 328-332, https://doi.org/10.1002/jhrc.1240060612 . [all data]

Anders, Scheller, et al., 1982
Anders, G.; Scheller, M.; Schuhler, C.; Struppe, H.G., Zur Vorausberechnung von Bruttoretentioszeiten bei temperaturprogramierter Gaschromatographie mit Hilfe isotherm bestimmter Retentionsindices und einer Anpassung an experimentelle Retentionszeiten, Chromatographia, 1982, 15, 1, 43-47, https://doi.org/10.1007/BF02269039 . [all data]

Johansen and Ettre, 1982
Johansen, N.G.; Ettre, L.S., Retention index values of hydrocarbons on open-tubular columns coated with methylsilicone liquid phases, Chromatographia, 1982, 15, 10, 625-630, https://doi.org/10.1007/BF02279488 . [all data]

Chien, Kopecni, et al., 1981
Chien, C.-F.; Kopecni, M.M.; Laub, R.J., Specific Retention Volumes and Retention Indices of Selected Hydrocarbon Solutes with OV-1 and SE-30 Polydimethylsiloxane Solvents, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1981, 4, 10, 539-543, https://doi.org/10.1002/jhrc.1240041017 . [all data]

Mitra, 1981
Mitra, G.D., Conversion of linear retention indices into logarithmic retention indices, J. Chromatogr., 1981, 211, 2, 239-242, https://doi.org/10.1016/S0021-9673(00)88039-5 . [all data]

Nijs and Jacobs, 1981
Nijs, H.H.; Jacobs, P.A., On-Line Single Run Analysis of Effluents from a Fischer-Tropsch Reactor, J. Chromatogr. Sci., 1981, 19, 1, 40-45, https://doi.org/10.1093/chromsci/19.1.40 . [all data]

Castello and D'Amato, 1979
Castello, G.; D'Amato, G., Use of Linear and Branched-Chain Paraffinic Liquid Phases as Non-Polar Reference Materials in Gas Chromatography, J. Chromatogr., 1979, 175, 1, 27-35, https://doi.org/10.1016/S0021-9673(00)86400-6 . [all data]

Dimov and Papazova, 1979
Dimov, N.; Papazova, D., Calculation of retention indices of isoparaffins on different phases, Chromatographia, 1979, 12, 7, 443-447, https://doi.org/10.1007/BF02302987 . [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]

Riedo, Fritz, et al., 1976
Riedo, F.; Fritz, D.; Tarján, G.; Kováts, E.Sz., A tailor-made C₈₇ hydrocarbon as a possible non-polar standard stationary phase for gas chromatography, J. Chromatogr., 1976, 126, 63-83, https://doi.org/10.1016/S0021-9673(01)84063-2 . [all data]

Rijks, van den Berg, et al., 1974
Rijks, J.A.; van den Berg, J.H.M.; Diependaal, J.P., Characterization of hydrocarbons in complex mixtures by two-dimensional precision gas chromatography, J. Chromatogr., 1974, 91, 603-612, https://doi.org/10.1016/S0021-9673(01)97941-5 . [all data]

Rijks and Cramers, 1974
Rijks, J.A.; Cramers, C.A., High precision capillary gas chromatography of hydrocarbons, Chromatographia, 1974, 7, 3, 99-106, https://doi.org/10.1007/BF02269819 . [all data]

Castello, Berg, et al., 1973
Castello, G.; Berg, M.; Lunardelli, M., Temperature dependence of the retention indices of branched-chain paraffins on non-polar stationary phases. A method for its calculation on the basis of molecular structure, J. Chromatogr., 1973, 79, 23-31, https://doi.org/10.1016/S0021-9673(01)85270-5 . [all data]

Sidorov, Petrova, et al., 1972
Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography in Processes in chromatographic columns. Vol.17, 1972, 14-25. [all data]

Dimov and Schopov, 1971
Dimov, N.; Schopov, D., Empirische korrektion der physikalisch-chemischen retentionsindexe von kohlenwasserstoffen auf squalan, J. Chromatogr., 1971, 63, 223-228, https://doi.org/10.1016/S0021-9673(01)85634-X . [all data]

Mitra and Saha, 1970
Mitra, G.D.; Saha, N.C., Determination of Retention Indices of Saturated Hydrocarbons by Graphical Methods, J. Chromatogr. Sci., 1970, 8, 2, 95-102, https://doi.org/10.1093/chromsci/8.2.95 . [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]

Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E., Variation of the retention index with temperature on squalane substrates, J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203 . [all data]

Tourres, 1967
Tourres, D.A., Structural analysis of industrial butene dimers by gas chromatography, J. Gas Chromatogr., 1967, 5, 1, 35-40, https://doi.org/10.1093/chromsci/5.1.35 . [all data]

Tourres, 1967, 2
Tourres, D.A., Structure moléculaire et rétention en chromatographie en phase gazeuse. Influence de la température sur l'indice de rétention d'alcanes isomères, J. Chromatogr., 1967, 30, 357-377, https://doi.org/10.1016/S0021-9673(00)84168-0 . [all data]

Evans, 1966
Evans, M.B., Retention indices of solutes on squalane, dinonyl phthalate, and polyethylene glycol 400, J. Gas Chromatogr., 1966, 4, 1, 1-3, https://doi.org/10.1093/chromsci/4.1.1 . [all data]

Zulaïca and Guiochon, 1966
Zulaïca, J.; Guiochon, G., Analyse des hauts polymères par chromatographie en phase gazeuse de leurs produits de pyrolyse. II. Application à quelques hydrocarbures macromoléculaires purs, Bull. Soc. Chim. Fr., 1966, 4, 1351-1363. [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]

Louis, 1971
Louis, R., Kovats-index-tafeln zur gaschromatographischen analyse von kohlenwasserstoffgemischen, Erdoel Kohle Erdgas Petrochem., 1971, 24, 2, 88-94. [all data]

Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]

Hoekman, 1993
Hoekman, S.K., Improved gas chromatography procedure for speciated hydrocarbon measurements of vehicle emissions, J. Chromatogr., 1993, 639, 2, 239-253, https://doi.org/10.1016/0021-9673(93)80260-F . [all data]

Censullo, Jones, et al., 2003
Censullo, A.C.; Jones, D.R.; Wills, M.T., Speciation of the volatile organic compounds (VOCs) in solventborne aerosol coatings by solid phase microextraction-gas chromatography, J. Coat. Technol., 2003, 75, 936, 47-53, https://doi.org/10.1007/BF02697922 . [all data]

LECO Corporation, 2003
LECO Corporation, Determination of hydrocarbon components in petroleum naphthas, 2003, retrieved from http://www.leco.org/customersupport/apps/separationscience/-190.pdf. [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]

Yin, Liu, et al., 2001
Yin, C.; Liu, W.; Li, Z.; Pan, Z.; Lin, T.; Zhang, M., Chemometrics to chemical modeling: structural coding in hydrocarbons and retention indices of gas chromatography, J. Sep. Sci., 2001, 24, 3, 213-220, https://doi.org/10.1002/1615-9314(20010301)24:3<213::AID-JSSC213>3.0.CO;2-4 . [all data]

Subramaniam, Bochniak, et al., 1994
Subramaniam, B.; Bochniak, D.; Snavely, K., Fischer-Tropsch synthesis in supercritical reaction media, Lawrence Department of Chemical and Petroleum Engineering (DOE/PC/92532--T7), United States Department of Energy, Pittsburgh, PA, 1994, 8, retrieved from http://www.NTIS.gov. [all data]

White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S., Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane, J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211 . [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]

Wu and Lu, 1984
Wu, J.; Lu, W., Hydrocarbon analysis by open-tubular column chromatography with programmed temperature for straight run gasoline, Anal. Chem., 1984, 12, 7, 572-578. [all data]

Li and Deng, 1998
Li, H.; Deng, C., Qualitative analysis of light components of gasoline cracking using Kovats retention indices, J. Instrumental Analysis, 1998, 17, 1, 67-69. [all data]

Wu and Lu, 1984, 2
Wu, J.; Lu, W., Kovats indices of C4-C10 hydrocarbons in apolar quartz capillary OV-101, Chin. J. Chromatogr., 1984, 1, 1, 11-17. [all data]

Dimov N., 1976
Dimov N., Quantitative gas chromatographic analysis and determination of solute properties. An exact equation for the calculation of the retention indices of isoalkanes on Squalane, J. Chromatogr., 1976, 119, 109-118, https://doi.org/10.1016/S0021-9673(00)86775-8 . [all data]

Lehmkuhl, Olbrysch, et al., 1975
Lehmkuhl, H.; Olbrysch, O.; Reinehr, D.; Schomburg, G.; Henneberg, D., Vergleich der Additionsrichtungen von tert.-Butyl und Isopropylverbindungen des Magnesiums, Aluminiums and Lithiums an 1-Alkene, Liebigs Ann. Chem., 1975, 1975, 1, 145-159, https://doi.org/10.1002/jlac.197519750114 . [all data]

Vigdergauz and Martynov, 1971
Vigdergauz, M.S.; Martynov, A.A., Some applications of the gas chromatographic linear retention indices, Chromatographia, 1971, 4, 10, 463-467, https://doi.org/10.1007/BF02268816 . [all data]

Mann, Mühlstädt, et al., 1967
Mann, G.; Mühlstädt, M.; Braband, J.; Döring, E., Konformation und physikalische daten von alkanen und cyclanen. II. Einfach und zweifach verzweigte alkane, Tetrahedron, 1967, 23, 8, 3393-3401, https://doi.org/10.1016/S0040-4020(01)92305-1 . [all data]

Huguet, 1961
Huguet, M., Kovats retention indices in the qualitative analysis of light hydrocarbons by gas chromatography, Journees internationales d'etude des methodes de separation immediate et de chromatographie, 1961, 69. [all data]

Bramston-Cook, 2013
Bramston-Cook, R., Kovats indices for C2-C13 hydrocarbons and selected oxygenated/halocarbons with 100 % dimethylpolysiloxane columns, 2013, retrieved from http://lotusinstruments.com/monographs/List .... [all data]

Supelco, 2012
Supelco, CatalogNo. 24160-U, Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]

Orav, Kailas, et al., 1999
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 1. Fraction boiling at yp to 160 0C, Proc. Estonian Acad. Sci. Chem., 1999, 48, 1, 30-39. [all data]

Ciccioli, Cecinato, et al., 1992
Ciccioli, P.; Cecinato, A.; Brancaleoni, E.; Frattoni, M.; Liberti, A., Use of carbon adsorption traps combined with high resolution gas chromatography - mass spectrometry for the analysis of polar and non-polar C₄-C₁₄ hydrocarbons involved in photochemical smog formation, J. Hi. Res. Chromatogr., 1992, 15, 2, 75-84, https://doi.org/10.1002/jhrc.1240150205 . [all data]

Chen and Feng, 2007
Chen, Y.; Feng, C., QSPR study on gas chromatography retention index of some organic pollutants, Comput. Appl. Chem. (China), 2007, 24, 10, 1404-1408. [all data]

Feng and Mu, 2007
Feng, H.; Mu, L.-L., Quantitative structure-retention relationships for alkane and its derivatives based on electrotopological state index and molecular shape index, Chem. Ind. Engineering (Chinese), 2007, 24, 2, 161-168. [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]

Yin, Guo, et al., 2001
Yin, C.; Guo, W.; Lin, T.; Liu, S.; Fu, R.; Pan, Z.; Wang, L., Application of wavelet neural network to the prediction of gas chromatographic retention indices of alkanes, J. Chinese Chem. Soc., 2001, 48, 739-749. [all data]

Zenkevich and Marinichev, 2001
Zenkevich, I.G.; Marinichev, A.N., Comparison of Topological and Dynamics Molecular Characteristics for Precalculation of Chromatographic Retention Parameters of Organic Compounds (in Russian), Zh. Struct. Khim., 2001, 42, 5, 893-902. [all data]

Zhu and Wang, 2001
Zhu, X.; Wang, W., The relationship between partition coefficients of hydrocarbons and their retention indices, Acta Scientific Circumstantiae, 2001, 21, 5, 631-633. [all data]

Spieksma, 1999
Spieksma, W., Determination of vapor liquid equilibrium from the Kovats retention index on dimethylsilicone using the Wilson mixing tool, J. Hi. Res. Chromatogr., 1999, 22, 10, 565-588, https://doi.org/10.1002/(SICI)1521-4168(19991001)22:10<565::AID-JHRC565>3.0.CO;2-2 . [all data]

Skrbic and Cvejanov, 1993
Skrbic, B.D.; Cvejanov, J.Dj., Correlation of unified retention indices for OV-101 and squalane, Chromatographia, 1993, 35, 1/2, 109-110, https://doi.org/10.1007/BF02278566 . [all data]

Petrov, 1984
Petrov, A.A., Hydrocarbons of petroleum, Nauka (publishing house), Moscow, 1984, 263. [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]

Robinson and Odell, 1971
Robinson, P.G.; Odell, A.L., A system of standard retention indices and its uses. The characterisation of stationary phases and the prediction of retention indices, J. Chromatogr., 1971, 57, 1-10, https://doi.org/10.1016/0021-9673(71)80001-8 . [all data]

Robinson and Odell, 1971, 2
Robinson, P.G.; Odell, A.L., Comparison of isothermal and non-linear temperature programmed gas chromatography. The temperature dependence of the retention indices of a number of hydrocarbons on squalane and SE-30, J. Chromatogr., 1971, 57, 11-17, https://doi.org/10.1016/0021-9673(71)80002-X . [all data]

Notes

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

• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  Cp,liquid	Constant pressure heat capacity of liquid
  Pc	Critical pressure
  S°gas	Entropy of gas at standard conditions
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  Vc	Critical volume
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ρc	Critical density

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