Benzene, dodecyl-

• Formula: C₁₈H₃₀
• Molecular weight: 246.4308
• IUPAC Standard InChI: InChI=1S/C18H30/c1-2-3-4-5-6-7-8-9-10-12-15-18-16-13-11-14-17-18/h11,13-14,16-17H,2-10,12,15H2,1H3 Copy

  
• IUPAC Standard InChIKey: KWKXNDCHNDYVRT-UHFFFAOYSA-N Copy
• CAS Registry Number: 123-01-3
• 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: Dodecane, 1-phenyl-; n-Dodecylbenzene; Alkylate P 1; Detergent Alkylate No. 2; Dodecylbenzene; Marlican; Nalkylene 500; 1-Phenyldodecane; Detergent alkylate; Laurylbenzene; Phenyldodecan; Phenyldodecane; 1-Dodecylbenzene; NSC 102805
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • 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

Enthalpy of vaporization

Enthalpy of fusion

Gas phase ion energetics 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

Appearance energy determinations

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

UV/Visible 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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

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

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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.

Sharrah and Feighner, 1954
Sharrah, M.L.; Feighner, G.C., Ind. Eng. Chem., 1954, 46, 248. [all data]

Ju, Shen, et al., 1940
Ju, T.Y.; Shen, G.; Wood, C.E., Synthesis and properties of mononormal-alkylbenzenes. II. preparation and properties of the intermediate ketones and corresponding hydrocarbons., J. Inst. Pet., 1940, 26, 514. [all data]

Petrov and Lapteva, 1938
Petrov, A.D.; Lapteva, E.I., Phenyldodecane, J. Gen. Chem. USSR (Engl. Transl.), 1938, 8, 207. [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]

Mokbel, Ruzicka, et al., 2000
Mokbel, Ilham; Ruzicka, Kvetoslav; Majer, Vladimir; Ruzicka, Vlastimil; Ribeiro, Madeleine; Jose, Jacques; Zábranský, Milan, Vapor pressures and thermal data for three high-boiling compounds of petroleum interest: 1-phenyldodecane, (5α)-cholestane, adamantane, Fluid Phase Equilibria, 2000, 169, 2, 191-207, https://doi.org/10.1016/S0378-3812(99)00342-8 . [all data]

Kasehgari, Mokbel, et al., 1993
Kasehgari, H.; Mokbel, I.; Viton, C.; Jose, J., Vapor pressure of 11 alkylbenzenes in the range 10-3 -- 280 torr, correlation by equation of state, Fluid Phase Equilibria, 1993, 87, 1, 133-152, https://doi.org/10.1016/0378-3812(93)85022-E . [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]

Allemand, Jose, et al., 1986
Allemand, Nadine; Jose, Jacques; Merlin, J.C., Mesure des pressions de vapeur d'hydrocarbures C10 A C18n-alcanes etn-alkylbenzenes dans le domaine 3-1000 pascal, Thermochimica Acta, 1986, 105, 79-90, https://doi.org/10.1016/0040-6031(86)85225-X . [all data]

King, 1965
King, A.B., Mass-spectral fragmentation of phenyl-n-alkanes, J. Chem. Phys., 1965, 42, 3526. [all data]

Kusakov, et al., 1963
Kusakov, M.M., et al., Ultraviolet Absorption Spectra of Aromatic Hydrocarbons, 1963, 50. [all data]

Antheaume and Guiochon, 1965
Antheaume, J.; Guiochon, G., Application de la chromatographie en phase gazeuse à l'étude de la composition des fractions moyennes d'un brut pétrolier, Bull. Soc. Chim. Fr., 1965, 2, 298-307. [all data]

Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P., Use of incremental models to estimate the retention indexes of aromatic compounds, Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946 . [all data]

Peng, Hua, et al., 1992
Peng, C.T.; Hua, R.L.; Maltby, D., Prediction of retention indexes. IV. Chain branching in alkylbenzene isomers with C₁₀-₁₃ alkyl chains identified in a scintillator solvent, J. Chromatogr., 1992, 589, 1-2, 231-239, https://doi.org/10.1016/0021-9673(92)80027-R . [all data]

Peng, 2000
Peng, C.T., Prediction of retention indices. V. Influence of electronic effects and column polarity on retention index, J. Chromatogr. A, 2000, 903, 1-2, 117-143, https://doi.org/10.1016/S0021-9673(00)00901-8 . [all data]

Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F . [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔsubH°	Enthalpy of sublimation at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

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