Benz[a]anthracene, 12-methyl-
- Formula: C19H14
- Molecular weight: 242.3145
- IUPAC Standard InChIKey: ACYOLKMEHHTLAB-UHFFFAOYSA-N
- CAS Registry Number: 2422-79-9
- 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: 12-Methylbenz[a]anthracene; 9-Methyl-1,2-benzanthracene
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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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.27 ± 0.03 | PE | Akiyama, Harvey, et al., 1981 | LLK |
7.27 ± 0.03 | PE | Akiyama, Harvey, et al., 1981 | Vertical value; LLK |
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. |
---|---|
NIST MS number | 11680 |
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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | OV-101 | 270. | 2631. | Grimmer and Böhnke, 1976 | N2, Gas Chrom Q (100-120 mesh); Column length: 10. m |
Packed | OV-101 | 270. | 2631. | Grimmer and Böhnke, 1975 | Gas Chrom Q; Column length: 10. m |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | OV-101 | 2631. | Kaliszan and Lamparczyk, 1978 | Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5MS | 421.24 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 4. K/min; Tend: 310. C |
Capillary | SE-52 | 419.66 | Vassilaros, Kong, et al., 1982 | 20. m/0.30 mm/0.25 μm, H2, 40. C @ 2. min, 4. K/min; Tend: 265. C |
Capillary | SE-52 | 419.39 | Lee, Vassilaros, et al., 1979 | 12. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C |
Lee's RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-52 | 419.39 | Shlyakhov, 1984 | Program: not specified |
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.
Akiyama, Harvey, et al., 1981
Akiyama, I.; Harvey, R.G.; LeBreton, P.R.,
Ultraviolet photoelectron studies of methyl-substituted benz[a]anthracenes,
J. Am. Chem. Soc., 1981, 103, 6330. [all data]
Grimmer and Böhnke, 1976
Grimmer, G.; Böhnke, H.,
Anreicherung und gas-chromatographische Profil-Analyse der polycyclischen aromatischen Kohlenwasserstoffe in Schmieröl,
Chromatographia, 1976, 9, 1, 30-40, https://doi.org/10.1007/BF02270595
. [all data]
Grimmer and Böhnke, 1975
Grimmer, G.; Böhnke, H.,
Polycyclic aromatic hydrocarbon profile analysis of high-protein foods, oils, and fats by gas chromatography,
J. Ass. Offic. Anal. Chem, 1975, 58, 4, 725-733. [all data]
Kaliszan and Lamparczyk, 1978
Kaliszan, R.; Lamparczyk, H.,
A Relationship between the Connectivity Indices and Retention Indices of Polycyclic Aromatic Hydrocarbons,
J. Chromatogr. Sci., 1978, 16, 6, 246-248, https://doi.org/10.1093/chromsci/16.6.246
. [all data]
Chen, Keeran, et al., 2002
Chen, P.H.; Keeran, W.S.; Van Ausdale, W.A.; Schindler, D.R.; Roberts, D.W.,
Application of Lee retention indices to the confirmation of tentatively identified compounds from GC/MS analysis of environmental samples, Technical paper, Analytical Services Division, Environmental ScienceEngineering, Inc, PO Box 1703, Gainesville, FL 32602, 2002, 11. [all data]
Vassilaros, Kong, et al., 1982
Vassilaros, D.L.; Kong, R.C.; Later, D.W.; Lee, M.L.,
Linear retention index system for polycyclic aromatic compounds. Critical evaluation and additional indices,
J. Chromatogr., 1982, 252, 1-20, https://doi.org/10.1016/S0021-9673(01)88394-1
. [all data]
Lee, Vassilaros, et al., 1979
Lee, M.L.; Vassilaros, D.L.; White, C.M.; Novotny, M.,
Retention Indices for Programmed-Temperature Capillary-Column Gas Chromatography of Polycyclic Aromatic Hydrocarbons,
Anal. Chem., 1979, 51, 6, 768-773, https://doi.org/10.1021/ac50042a043
. [all data]
Shlyakhov, 1984
Shlyakhov, A.F.,
Gas chromatography in organic geochemistry, Nedra, Moscow, 1984, 221. [all data]
Notes
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