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Nonane, 2-methyl-

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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 by: Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas-62.19kcal/molN/AMoore, Renquist, et al., 1940Value computed using «DELTA»fHliquid° value of -309.8±2.4 kj/mol from Moore, Renquist, et al., 1940 and «DELTA»vapH° value of 49.64 kj/mol from missing citation.

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

Quantity Value Units Method Reference Comment
Deltafliquid-74.04 ± 0.57kcal/molCcbMoore, Renquist, et al., 1940Reanalyzed by Cox and Pilcher, 1970, Original value = -74.54 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Deltacliquid-1617.94 ± 0.56kcal/molCcbMoore, Renquist, et al., 1940Reanalyzed by Cox and Pilcher, 1970, Original value = -1617.26 ± 0.56 kcal/mol; Corresponding «DELTA»fliquid = -74.04 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid100.4cal/mol*KN/AParks, West, et al., 1941Extrapolation below 80 K, 81.42 J/mol*K.; DH

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
74.880298.1Parks, West, et al., 1941T = 80 to 300 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, IR Spectrum, 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 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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil440.0KN/AWeast and Grasselli, 1989BS
Tboil440.2KN/AMajer and Svoboda, 1985 
Tboil440.15KN/AMears, Fookson, et al., 1950Uncertainty assigned by TRC = 0.15 K; TRC
Tboil440.0KN/ACalingaert and Soroos, 1936Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Tfus201.5KN/AMears, Fookson, et al., 1950Uncertainty assigned by TRC = 0.15 K; TRC
Tfus198.79KN/AParks, West, et al., 1941, 2Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple198.8KN/AParks, West, et al., 1941, 2Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc610.7KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Deltavap11.86kcal/molN/AMajer and Svoboda, 1985 
Deltavap12.2kcal/molN/AReid, 1972AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
9.137440.2N/AMajer and Svoboda, 1985 
11.1 ± 0.05339.AStephenson and Malanowski, 1987Based on data from 324. - 441. K.; AC
11.3 ± 0.05328.CMajer, Svoboda, et al., 1984AC
11.0 ± 0.05343.CMajer, Svoboda, et al., 1984AC
10.8 ± 0.05358.CMajer, Svoboda, et al., 1984AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kcal/mol) beta Tc (K) Reference Comment
328. - 368.17.000.3107610.7Majer and Svoboda, 1985 

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
4.180198.8Domalski and Hearing, 1996AC
4.1800198.8Parks, West, et al., 1941DH

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
21.03198.8Parks, West, et al., 1941DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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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IR spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 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
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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

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Mass spectrum
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Additional Data

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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.
NIST MS number 3836

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.


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes

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

Moore, Renquist, et al., 1940
Moore, G.E.; Renquist, M.L.; Parks, G.S., Thermal data on organic compounds. XX. Modern combustion data for two methylnonanes, methyl ethyl ketone, thiophene and six cycloparaffins, J. Am. Chem. Soc., 1940, 62, 1505-1507. [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]

Parks, West, et al., 1941
Parks, G.S.; West, T.J.; Moore, G.E., Thermal data on organic compounds. XXI. Some heat capacity, entropy and free energy data for the four methylnonanes, J. Am. Chem. Soc., 1941, 63, 1133-1135. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

Mears, Fookson, et al., 1950
Mears, T.W.; Fookson, A.; Pomerantz, P.; Rich, E.H.; Dussinger, C.S.; Howard, F.L., Syntheses and Properties of Two Olefins, Six Paraffins, and Their Intermediates, J. Res. Natl. Bur. Stand. (U. S.), 1950, 44, 299. [all data]

Calingaert and Soroos, 1936
Calingaert, G.; Soroos, H., The methyl nonanes, J. Am. Chem. Soc., 1936, 58, 635. [all data]

Parks, West, et al., 1941, 2
Parks, G.S.; West, T.J.; Moore, G.E., Thermal data on organic compounds. XXI. Some heat capacity, entropy and free energy data form the four methylnonanes., J. Am. Chem. Soc., 1941, 63, 1133. [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]

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]

Majer, Svoboda, et al., 1984
Majer, V.; Svoboda, V.; Pechacek, J.; Hala, S., Enthalpies of vaporization and cohesive energies of eight C9 to C11, J. Chem. Thermodyn., 1984, 16, 567-572. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References