Eicosane, 2-methyl-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

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

Data compiled by: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
16.8488.AStephenson and Malanowski, 1987Based on data from 473. to 621. K.

Mass spectrum (electron ionization)

Go To: Top, Phase change data, Gas Chromatography, References, Notes

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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center, 1990.
NIST MS number 113884

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes

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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-101180.2064.Kusmierz, Malinski, et al., 1985Column length: 22. m; Column diameter: 0.3 mm
CapillaryApiezon L180.2060.5Kusmierz, Malinski, et al., 1985He; Column length: 20. m; Column diameter: 0.3 mm
CapillarySE-52180.2063.1Kusmierz, Malinski, et al., 1985He; Column length: 40. m; Column diameter: 0.3 mm

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M150.2061.7Kusmierz, Malinski, et al., 1985He; Column length: 30. m; Column diameter: 0.25 mm

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5MS2063.Zhao, Liang, et al., 200530. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 80. C; Tend: 290. C
CapillaryHP-5MS2062.8Zhao, Liang, et al., 200530. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 80. C; Tend: 290. C
CapillaryHP-5MS2062.8Zhao, Liang, et al., 200530. m/0.25 mm/0.25 μm, He, 6. K/min; Tstart: 80. C; Tend: 290. C
CapillaryCross-Linked Methylsilicone2064.Khorasheh, Gray, et al., 19895. K/min; Tstart: 40. C; Tend: 300. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-52064.Zaikin and Borisov, 2002He; Column length: 30. m; Column diameter: 0.25 mm; Program: 30C => 5K/min=120C => 10C/min => 270C

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryOV-12065.3Krkosova, Kubinec, et al., 2007100. m/0.32 mm/0.25 μm, Helium, 5. K/min, 310. C @ 5. min; Tstart: 30. C

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

View large format table.

Column type Active phase I Reference Comment
CapillarySqualane2064.Petrov, 1984Program: not specified

References

Go To: Top, Phase change data, 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.

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]

Kusmierz, Malinski, et al., 1985
Kusmierz, J.; Malinski, E.; Czerwiec, W.; Szafranek, J., Kováts retention indices of high-molecular-weight monomethyl-, cyclopentyl-, cyclohexyl- and phenylalkanes, J. Chromatogr., 1985, 331, 219-228, https://doi.org/10.1016/0021-9673(85)80027-3 . [all data]

Zhao, Liang, et al., 2005
Zhao, C.-X.; Liang, Y.-Z.; Fang, H.-Z.; Li, X.-N., Temperature-programmed retention indices for gas chromatography-mass spectroscopy analysis of plant essential oils, J. Chromatogr. A, 2005, 1096, 1-2, 76-85, https://doi.org/10.1016/j.chroma.2005.09.067 . [all data]

Khorasheh, Gray, et al., 1989
Khorasheh, F.; Gray, M.R.; Selucky, M.L., Correlation for Kováts retention index of C9-C26 monoalkyl and polymethyl alkanes and alkenes, J. Chromatogr., 1989, 481, 1-16, https://doi.org/10.1016/S0021-9673(01)96747-0 . [all data]

Zaikin and Borisov, 2002
Zaikin, V.G.; Borisov, R.S., Chromatographic-mass spectrometric analysis of Fishcer-Tropsch synthesis products, J. Anal. Chem. USSR (Engl. Transl.), 2002, 57, 6, 544-551. [all data]

Krkosova, Kubinec, et al., 2007
Krkosova, Z.; Kubinec, R.; Addova, G.; Jurdakova, H.; Blasko, J.; Ostrovsky, I.; Sojak, L., Gas chromatographic - mass spectrometric characterization of monomethylalkanes from fuel diesel, Petroleum Coal, 2007, 49, 3, 51-62. [all data]

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


Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References