Naphthalene, 2-(1-methylethyl)-
- Formula: C13H14
- Molecular weight: 170.2503
- IUPAC Standard InChI: InChI=1S/C13H14/c1-10(2)12-8-7-11-5-3-4-6-13(11)9-12/h3-10H,1-2H3
- IUPAC Standard InChIKey: TVYVQNHYIHAJTD-UHFFFAOYSA-N
- CAS Registry Number: 2027-17-0
- 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: Naphthalene, 2-isopropyl-; β-Isopropylnaphthalene; 2-Isopropylnaphthalene; 2-(1-Methylethyl)naphthalene
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Condensed phase thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°liquid | -6820. | kJ/mol | Ccb | Hipsher and Wise, 1954 | ΔHfusion=3.4 kcal/mol; Corresponding ΔfHºliquid = -300. kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry 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:
BS - Robert L. Brown and Stephen E. Stein
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 | 540. ± 5. | K | AVG | N/A | Average of 8 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 287.9 | K | N/A | Witschonke, 1954 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.25 K; TRC |
| Tfus | 288.25 | K | N/A | Witschonke, 1954 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.15 K; TRC |
| Tfus | 284.31 | K | N/A | Witschonke, 1954 | Metastable crystal phase; Uncertainty assigned by TRC = 0.3 K; TRC |
| Tfus | 284.55 | K | N/A | Witschonke, 1954 | Metastable crystal phase; Uncertainty assigned by TRC = 0.2 K; TRC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 398. | 0.016 | Frinton Laboratories Inc., 1986 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 60.3 | 417. | A | Stephenson and Malanowski, 1987 | Based on data from 402. to 541. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 349. to 539. | 4.75817 | 2395.554 | -35.361 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
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.
Hipsher and Wise, 1954
Hipsher, H.F.; Wise, P.H.,
Dicyclic hydrocarbons. VIII. 1-Alkylnaphthalenes and some of their tetrahydro derivatives,
J. Am. Chem. Soc., 1954, 76, 1747-1748. [all data]
Witschonke, 1954
Witschonke, C.R.,
Freezing point and purity data for some organic compounds,
Anal. Chem., 1954, 26, 562-4. [all data]
Frinton Laboratories Inc., 1986
Frinton Laboratories Inc.,
Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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