Pentadecane, 2,6,10,14-tetramethyl-
- Formula: C19H40
- Molecular weight: 268.5209
- IUPAC Standard InChI: InChI=1S/C19H40/c1-16(2)10-7-12-18(5)14-9-15-19(6)13-8-11-17(3)4/h16-19H,7-15H2,1-6H3
- IUPAC Standard InChIKey: XOJVVFBFDXDTEG-UHFFFAOYSA-N
- CAS Registry Number: 1921-70-6
- 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: Bute hydrocarbon; Norphytan; Norphytane; Pristan; Pristane; 2,6,10,14-Tetramethylpentadecane; Norphytane, robuoy; 2,6,10,14-Tetramethylpentadecane (pristane); 2,6,10,10-tetramethylpentadecane
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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 by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference |
|---|---|---|
| 136.18 | 298.15 | Trejo, Costas, et al., 1991 |
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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 173.2 | K | N/A | Sorensen and Sorensen, 1949 | Uncertainty assigned by TRC = 10. K; TRC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 439.2 | 0.014 | Weast and Grasselli, 1989 | BS |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Trejo, Costas, et al., 1991
Trejo, L.M.; Costas, M.; Patterson, D.,
Excess heat capacity of organic mixtures, Internat. DATA Series,
Selected Data Mixt., 1991, Ser. [all data]
Sorensen and Sorensen, 1949
Sorensen, J.S.; Sorensen, N.A.,
Pristane III. Identity of Norphytane and Pristane,
Acta Chem. Scand., 1949, 3, 939. [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]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tfus Fusion (melting) point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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