Phenanthrene, 9,10-dimethyl-
- Formula: C16H14
- Molecular weight: 206.2824
- IUPAC Standard InChI: InChI=1S/C16H14/c1-11-12(2)14-8-4-6-10-16(14)15-9-5-3-7-13(11)15/h3-10H,1-2H3
- IUPAC Standard InChIKey: JUEORGSHIXFSSI-UHFFFAOYSA-N
- CAS Registry Number: 604-83-1
- 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: 9,10-Dimethylphenanthrene; 9,10-Phenanthraquinodimethane
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 40.0 | kcal/mol | Ccb | Geiseler, Quitzsch, et al., 1966 |
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°solid | -1994.4 | kcal/mol | Ccb | Geiseler, Quitzsch, et al., 1966 | Corresponding ΔfHºsolid = 11.4 kcal/mol (simple calculation by NIST; no Washburn corrections) |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 28.55 | kcal/mol | V | Geiseler, Quitzsch, et al., 1966 |
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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C16H14+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.01 ± 0.05 | EI | Nounou, 1966 | RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C15H10+ | 18.0 ± 0.1 | ? | EI | Nounou, 1966 | RDSH |
| C15H11+ | 12.0 ± 0.1 | CH3 | EI | Nounou, 1966 | RDSH |
IR Spectrum
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Data compiled by: Coblentz Society, Inc.
- SOLID (1% IN KI); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- SOLUTION (SATURATED IN CS2); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 $$SPECTRAL CONTAMINATION DUE TO SOLVENT AROUND 2200 AND 1550 CM-1 cm-1 resolution
Mass spectrum (electron ionization)
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | G.A.M.S., PARIS, FRANCE. |
| NIST MS number | 9367 |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Lee's RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | CP Sil 8 CB | 348.52 | Garrigues, Parlanti, et al., 1987 | 50. m/0.22 mm/0.13 μm, H2, 120. C @ 2. min, 3. K/min; Tend: 270. C |
Lee's RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 347.9 | Zamperlini, Silva, et al., 1997 | 30. m/0.25 mm/0.25 μm, He; Program: 90C (1min) => 10C/min => 120C => 4C/min => 310C (20min) |
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.
Geiseler, Quitzsch, et al., 1966
Geiseler, V.G.; Quitzsch, K.; Rauh, H.J.; Schaffernicht, H.; Walther, H.J.,
Bildungsenthalpien und Mesomerieenergien von π-Bindungssystemen 1. Mitteilung: Bildungsenthalpien und Mesomerieenergien einiger mehrkerniger Aromaten und verschiedener Pseudoazulene,
Ber. Bunsen-Ges. Phys. Chem., 1966, 70, 551-556. [all data]
Nounou, 1966
Nounou, P.,
Etude des composes aromatiques par spectrometrie de masse. I. Mesure des potentials d'ionisation et d'apparition par la methode du potential retardateur et interpretation des courbes d'ionisation differentielle,
J. Chim. Phys., 1966, 63, 994. [all data]
Garrigues, Parlanti, et al., 1987
Garrigues, P.; Parlanti, E.; Radke, M.; Bellocq, J.; Willsch, H.; Ewald, M.,
Identification of alkylphenanthrenes in shale oil and coal by liquid and capillary gas chromatography and high-resolution spectrofluorimetry (Shpol'skii effect),
J. Chromatogr., 1987, 395, 217-228, https://doi.org/10.1016/S0021-9673(01)94112-3
. [all data]
Zamperlini, Silva, et al., 1997
Zamperlini, G.C.M.; Silva, M.R.S.; Vilegas, W.,
Identification of polycyclic aromatic hydrocarbons in sugar cane soot by gas chromatography-mass spectrometry,
Chromatographia, 1997, 46, 11/12, 655-663, https://doi.org/10.1007/BF02490527
. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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