Benz[a]anthracene, 1,12-dimethyl-
- Formula: C20H16
- Molecular weight: 256.3410
- IUPAC Standard InChIKey: XDOAGYHDDFESMV-UHFFFAOYSA-N
- CAS Registry Number: 313-74-6
- 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: 1,12-Dimethylbenz[a]anthracene; 1',9-Dimethyl-1,2-benzanthracene; Benz[b]anthracene, 7,12-dimethyl; 1,12-Dimethylbenzo[a]anthracene
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Phase change data
Go To: Top, Mass spectrum (electron ionization), 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: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
21.2 | 398. | GC | Lei, Chankalal, et al., 2002 | Based on data from 323. to 473. K. |
25.76 | 379. to 396. | A | Stephenson and Malanowski, 1987 | See also Kelley and Rice, 1964. |
26.98 | 402. | A,ME | Stephenson and Malanowski, 1987 | Based on data from 396. to 408. K. See also Ratcliffe and Shreeve, 1964 and Dykyj, Svoboda, et al., 1999. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
32.3 | 379. to 390. | A | Stephenson and Malanowski, 1987 | See also Kelley and Rice, 1964. |
Mass spectrum (electron ionization)
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
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. |
---|---|
NIST MS number | 12440 |
References
Go To: Top, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lei, Chankalal, et al., 2002
Lei, Ying Duan; Chankalal, Raymond; Chan, Anita; Wania, Frank,
Supercooled Liquid Vapor Pressures of the Polycyclic Aromatic Hydrocarbons,
J. Chem. Eng. Data, 2002, 47, 4, 801-806, https://doi.org/10.1021/je0155148
. [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]
Kelley and Rice, 1964
Kelley, J. Daniel; Rice, Francis Owen,
The Vapor Pressures of Some Polynuclear Aromatic Hydrocarbons 1,
J. Phys. Chem., 1964, 68, 12, 3794-3796, https://doi.org/10.1021/j100794a043
. [all data]
Ratcliffe and Shreeve, 1964
Ratcliffe, Charles T.; Shreeve, Jean'ne M.,
Reactions of Peroxodisulfuryl Difluoride with Organic Halides,
Inorg. Chem., 1964, 3, 5, 631-633, https://doi.org/10.1021/ic50015a005
. [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
Go To: Top, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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