Naphthalene, decahydro-1,4-dimethyl-5-octyl-
- Formula: C20H38
- Molecular weight: 278.5157
- IUPAC Standard InChI: InChI=1S/C20H38/c1-4-5-6-7-8-9-11-18-12-10-13-19-16(2)14-15-17(3)20(18)19/h16-20H,4-15H2,1-3H3
- IUPAC Standard InChIKey: MOLLEMOFURMEID-UHFFFAOYSA-N
- CAS Registry Number: 54964-83-9
- 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: 1,4-Dimethyl-5-n-octyldecahydronaphthalene; 2,5-Dimethyl-7-n-octylbicyclo(4.4.0)decane; 1,4-Dimethyl-5-octyldecahydronaphthalene
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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:
AC - William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 17.7 | 419. | Dixon, Yarnell, et al., 1963 | Based on data from 404. to 466. K. See also Boublik, Fried, et al., 1984 and Dykyj, Svoboda, et al., 1999.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 404. to 466. | 7.05314 | 4367.25 | 22.537 | Dixon, Yarnell, et al., 1963 | Coefficents calculated by NIST from author's data. |
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.
Dixon, Yarnell, et al., 1963
Dixon, Joseph A.; Yarnell, G.R.; Mountain, J.A.,
Physical Properties of Twelve Isomeric Alkyl-Substituted Naphthalenes, Tetrahydronaphthalenes, and Decahydronaphthalenes.,
J. Chem. Eng. Data, 1963, 8, 4, 572-573, https://doi.org/10.1021/je60019a030
. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Notes
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- Symbols used in this document:
ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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