Naphthalene, 1,2-dihydro-
- Formula: C10H10
- Molecular weight: 130.1864
- IUPAC Standard InChI: InChI=1S/C10H10/c1-2-6-10-8-4-3-7-9(10)5-1/h1-3,5-7H,4,8H2
- IUPAC Standard InChIKey: KEIFWROAQVVDBN-UHFFFAOYSA-N
- CAS Registry Number: 447-53-0
- 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: Dialin; δ1-Dialin; 1,2-Dialin; 1,2-Dihydronaphthalene; Diolin
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Gas 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: Glushko Thermocenter, Russian Academy of Sciences, Moscow
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 38.10 | 50. | Dorofeeva O.V., 1988 | Recommended values were calculated statistically mechanically using force field approximation for polycyclic aromatic hydrocarbons to estimate the needed vibrational frequencies (see also [ Dorofeeva O.V., 1986]). These functions are reproduced in the reference book [ Frenkel M., 1994]. |
| 52.16 | 100. | ||
| 70.54 | 150. | ||
| 92.66 | 200. | ||
| 129.53 | 273.15 | ||
| 142.7 ± 2.0 | 298.15 | ||
| 143.63 | 300. | ||
| 194.26 | 400. | ||
| 237.71 | 500. | ||
| 273.14 | 600. | ||
| 301.96 | 700. | ||
| 325.66 | 800. | ||
| 345.40 | 900. | ||
| 362.00 | 1000. | ||
| 376.05 | 1100. | ||
| 388.01 | 1200. | ||
| 398.23 | 1300. | ||
| 407.02 | 1400. | ||
| 414.60 | 1500. |
Reaction 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+
=
By formula: H2 + C10H10 = C10H12
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -100.83 ± 0.83 | kJ/mol | Chyd | Williams, 1942 | liquid phase; solvent: Acetic acid; At 302 K |
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 as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C10H10+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.14 | EI | Dass and Gross, 1983 | LBLHLM |
| 8.0 | EI | Koppel, Schwarz, et al., 1974 | LLK |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry 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.
Dorofeeva O.V., 1988
Dorofeeva O.V.,
Thermodynamic Properties of Polycyclic Aromatic Hydrocarbons in the Gaseous Phase. Institute for High Temperatures, USSR Academy of Sciences, Preprint No.1-238 (in Russian), Moscow, 1988. [all data]
Dorofeeva O.V., 1986
Dorofeeva O.V.,
On calculation of thermodynamic properties of polycyclic aromatic hydrocarbons,
Thermochim. Acta, 1986, 102, 59-66. [all data]
Frenkel M., 1994
Frenkel M.,
Thermodynamics of Organic Compounds in the Gas State, Vol. I, II, Thermodynamics Research Center, College Station, Texas, 1994, 1994. [all data]
Williams, 1942
Williams, R.B.,
Heats of catalytic hydrogenation in solution. I. Apparatus, technique, and the heats of hydrogenation of certain pairs of stereoisomers,
J. Am. Chem. Soc., 1942, 64, 1395-1404. [all data]
Dass and Gross, 1983
Dass, C.; Gross, M.L.,
Electrocyclic ring opening of 1-phenylcyclobutene and 3-phenylcyclobutene radical cations,
J. Am. Chem. Soc., 1983, 105, 5724. [all data]
Koppel, Schwarz, et al., 1974
Koppel, C.; Schwarz, H.; Bohlmann, F.,
Elektronenstossinduzierte fragmentierung von acetylenverbindungen,
Org. Mass Spectrom., 1974, 9, 324. [all data]
Notes
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- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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