Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Dodecylcyclohexane

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.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas-378.1 ± 2.8kJ/molCcbProsen, Johnson, et al., 1946 

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change 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:
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-467.6 ± 3.6kJ/molCcbMoore, Renquist, et al., 1940Reanalyzed by Cox and Pilcher, 1970, Original value = -471.24 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Deltacliquid-11850.3 ± 2.6kJ/molCcbProsen, Johnson, et al., 1946Corresponding «DELTA»fliquid = -377.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacliquid-11760.6 ± 3.5kJ/molCcbMoore, Renquist, et al., 1940Reanalyzed by Cox and Pilcher, 1970, Original value = -11755.5 ± 3.5 kJ/mol; Corresponding «DELTA»fliquid = -467.56 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
615.5298.15Parks, Moore, et al., 1949Extrapolation below 80 K, 119.3 J/mol*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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil588.KN/ASchlenk, 1951Uncertainty assigned by TRC = 4. K; TRC
Quantity Value Units Method Reference Comment
Tfus282.3KN/AShakarashvili and Bekauri, 1966Uncertainty assigned by TRC = 2. K; TRC
Tfus285.KN/ASchmidt, 1942Uncertainty assigned by TRC = 1.5 K; TRC
Quantity Value Units Method Reference Comment
Ttriple285.8KN/AParks, Moore, et al., 1949, 2Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Deltavap88.91 ± 0.96kJ/molCFuchs and Peacock, 1978ALS
Deltavap88.9 ± 0.8kJ/molGCCFuchs and Peacock, 1978, 2AC
Deltavap89.5kJ/molN/AReid, 1972AC
Deltavap93.4 ± 1.3kJ/molVParks and Moore, 1949ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
93.4311.A,MEStephenson and Malanowski, 1987Based on data from 299. - 324. K. See also Parks and Moore, 1949, 2.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
45.84258.8Domalski and Hearing, 1996AC
45.836258.8Parks, Moore, et al., 1949DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
160.4258.8Parks, Moore, et al., 1949DH

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

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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

Gas Phase Spectrum

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

IR 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

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

Additional Data

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

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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

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).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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 Japan AIST/NIMC Database- Spectrum MS-IW-2648
NIST MS number 228268

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.

Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D., Heats of formation and combustion of the normal alkylcyclopentanes and cyclohexanes and the increment per CH2 group for several homologous series of hydrocarbons, J. Res. NBS, 1946, 37, 51-56. [all data]

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, Moore, et al., 1949
Parks, G.S.; Moore, G.E.; Renquist, M.L.; Naylor, B.F.; McClaine, L.A.; Fujii, P.S.; Hatton, J.A., Thermal data on organic compounds. XXV. Some heat capacity, entropy and free energy data for nine hydrocarbons of high molecular weight, J. Am. Chem. Soc., 1949, 71, 3386-3389. [all data]

Schlenk, 1951
Schlenk, W., Justus Liebigs Ann. Chem., 1951, 573, 142-62. [all data]

Shakarashvili and Bekauri, 1966
Shakarashvili, T.S.; Bekauri, N.G., Catalytic Conversion of C18 Alkylaromatic and Alkylnapthenic Hydrocarbons, Soobshch. Akad. Nauk Gruz. SSR, 1966, 43, 1, 97. [all data]

Schmidt, 1942
Schmidt, A.W., Physical properties of aliphatic compounds, Ber. Dtsch. Chem. Ges. B, 1942, 75, 1399. [all data]

Parks, Moore, et al., 1949, 2
Parks, G.S.; Moore, G.E.; Renquist, M.L.; Naylor, B.F.; McClaine, L.A.; Fujii, P.S.; Hatton, J.A., Thermal Data on Organic Compounds. XXV. Some Heat Capacity, Entropy and Free Energy Data for Nine Hydrocarbons of High Molecular Weight, J. Am. Chem. Soc., 1949, 71, 10, 3386, https://doi.org/10.1021/ja01178a034 . [all data]

Fuchs and Peacock, 1978
Fuchs, R.; Peacock, L.A., Heats of vaporization of monoalkylcyclohexanes by the gas chromatography-calorimetry method, Can. J. Chem., 1978, 56, 2493-24. [all data]

Fuchs and Peacock, 1978, 2
Fuchs, Richard; Peacock, L. Alan, Heats of vaporization of monoalkylcyclohexanes by the gas chromatography -- calorimetry method, Can. J. Chem., 1978, 56, 19, 2493-2498, https://doi.org/10.1139/v78-408 . [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]

Parks and Moore, 1949
Parks, G.S.; Moore, G.E., Vapor pressure and other thermodynamic dta for n-hexadecane and n-dodecylcyclohexane near room temperature, J. Chem. Phys., 1949, 17, 1151-11. [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]

Parks and Moore, 1949, 2
Parks, George S.; Moore, George E., Vapor Pressure and Other Thermodynamic Data for n-Hexadecane and n-Dodecylcyclohexane near Room Temperature, J. Chem. Phys., 1949, 17, 11, 1151, https://doi.org/10.1063/1.1747130 . [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