Benzene, dodecyl-
- Formula: C18H30
- Molecular weight: 246.4308
- IUPAC Standard InChIKey: KWKXNDCHNDYVRT-UHFFFAOYSA-N
- 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
The 3d structure may be viewed using Java or Javascript. - 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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Phase change data
Go To: Top, Gas phase ion energetics data, 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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 590. | K | N/A | Sharrah and Feighner, 1954 | Uncertainty assigned by TRC = 5. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 270. | K | N/A | Ju, Shen, et al., 1940 | Uncertainty assigned by TRC = 2. K; TRC |
Tfus | 266. | K | N/A | Petrov and Lapteva, 1938 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 21.4 | kcal/mol | N/A | Reid, 1972 | AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 32.29 | kcal/mol | N/A | Mokbel, Ruzicka, et al., 2000 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
22. | 275. | N/A | Mokbel, Ruzicka, et al., 2000 | AC |
19.9 | 348. | N/A | Kasehgari, Mokbel, et al., 1993 | Based on data from 333. to 453. K.; AC |
16.1 | 511. | A | Stephenson and Malanowski, 1987 | Based on data from 496. to 609. K.; AC |
19.3 | 356. | GS | Allemand, Jose, et al., 1986 | Based on data from 336. to 456. K.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.3 | 274.6 | DSC | Mokbel, Ruzicka, et al., 2000 | AC |
Gas phase ion energetics data
Go To: Top, Phase change data, 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
9.1 ± 0.1 | EI | King, 1965 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C7H7+ | 11.8 ± 0.1 | ? | EI | King, 1965 | |
C7H8+ | 10.8 ± 0.1 | ? | EI | King, 1965 | |
C10H13+ | 11.1 ± 0.1 | ? | EI | King, 1965 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
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]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- 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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