Benzene, 1-chloro-4-methoxy-
- Formula: C7H7ClO
- Molecular weight: 142.583
- IUPAC Standard InChIKey: YRGAYAGBVIXNAQ-UHFFFAOYSA-N
- CAS Registry Number: 623-12-1
- 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: Anisole, p-chloro-; p-Chloroanisole; p-Chloromethoxybenzene; p-Chlorophenyl methyl ether; Anisyl chloride; 1-Chloro-4-methoxybenzene; 4-Chloroanisole; 4-Chlorophenol methyl ether; para-Chloroanisole; 1-Methoxy-4-chlorobenzene; NSC 4129; p-Methoxychlorobenzene; p-chloroanisol
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Gas phase ion energetics data
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, 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:
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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.25 ± 0.03 | PI | Ponomarev, Arapov, et al., 1986 | LBLHLM |
7.79 | EI | Russell, Freiser, et al., 1983 | LBLHLM |
8.18 | EI | Cooks, Bertrand, et al., 1973 | LLK |
8.5 ± 0.1 | EI | Brown, 1970 | RDSH |
8.25 ± 0.15 | CTS | Voigt and Reid, 1964 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C6H4ClO+ | 11.99 ± 0.05 | CH3 | PI | Ponomarev, Arapov, et al., 1986 | LBLHLM |
C6H4ClO+ | 11.8 ± 0.1 | CH3 | EI | Brown, 1970 | RDSH |
C6H5Cl+ | 11.42 | HCHO | EI | Cooks, Bertrand, et al., 1973 | LLK |
C6H5Cl+ | 11.6 ± 0.1 | CH2O | EI | Brown, 1970 | RDSH |
C6H7+ | 10.02 | ? | EI | Russell, Freiser, et al., 1983 | LBLHLM |
C7H7O+ | 10.42 | Cl | EI | Russell, Freiser, et al., 1983 | LBLHLM |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, Gas Chromatography, 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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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 | NIST Mass Spectrometry Data Center, 1990. |
NIST MS number | 118553 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, 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: 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 | Apolane | 150. | 1120. | Evans and Haken, 1987 | He, Chromosorb G AW DCMS; Column length: 3.7 m |
Packed | Apolane | 150. | 1120. | Haken and Vernon, 1986 | Chromosorb G AW DCMS; Column length: 3.7 m |
Capillary | SE-30 | 140. | 1090. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.3 mm |
Capillary | SE-30 | 160. | 1094. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.3 mm |
Capillary | SE-30 | 180. | 1108. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.3 mm |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | Apiezon M | 1131.7 | Jalali-Heravi and Garkani-Nejad, 1993 | Chromosorb W; Column length: 2. m; Program: not specified |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Carbowax 20M | 150. | 1592. | Haken and Vernon, 1986 | Chromosorb G AW DCMS; Column length: 3.7 m; Column diameter: 6.4 mm |
Capillary | OV-351 | 140. | 1648. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.32 mm |
Capillary | OV-351 | 160. | 1656. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.32 mm |
Capillary | OV-351 | 180. | 1645. | Korhonen, 1984 | N2; Column length: 25. m; Column diameter: 0.32 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 1079.5 | Gautzsch and Zinn, 1996 | 8. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | SE-30 | 1093. | Korhonen, 1984 | N2, 10. K/min; Column length: 25. m; Column diameter: 0.3 mm; Tstart: 100. C |
Capillary | SE-30 | 1082. | Korhonen, 1984 | N2, 2. K/min; Column length: 25. m; Column diameter: 0.3 mm; Tstart: 100. C |
Capillary | SE-30 | 1090. | Korhonen, 1984 | N2, 6. K/min; Column length: 25. m; Column diameter: 0.3 mm; Tstart: 100. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5MS | 1123.5 | Tret'yakov, 2007 | 30. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-351 | 1630. | Korhonen, 1984 | N2, 10. K/min; Column length: 25. m; Column diameter: 0.32 mm; Tstart: 100. C |
Capillary | OV-351 | 1607. | Korhonen, 1984 | N2, 2. K/min; Column length: 25. m; Column diameter: 0.32 mm; Tstart: 100. C |
Capillary | OV-351 | 1613. | Korhonen, 1984 | N2, 6. K/min; Column length: 25. m; Column diameter: 0.32 mm; Tstart: 100. C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-1 | 1077. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
References
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ponomarev, Arapov, et al., 1986
Ponomarev, D.A.; Arapov, O.V.; Sergeev, Y.L.; Chistyakov, A.B.,
[Title unavailable],
Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1986, 29, 107. [all data]
Russell, Freiser, et al., 1983
Russell, D.H.; Freiser, B.S.; McBay, E.H.; Canada, D.C.,
The structure of decomposing [C7H7O]+ ions: Benzyl versus tropylium ion structures,
Org. Mass Spectrom., 1983, 18, 474. [all data]
Cooks, Bertrand, et al., 1973
Cooks, R.G.; Bertrand, M.; Beynon, J.H.; Rennekamp, M.E.; Setser, D.W.,
Energy partitioning data as an ion structure probe. Substituted anisoles,
J. Am. Chem. Soc., 1973, 95, 1732. [all data]
Brown, 1970
Brown, P.,
Kinetic studies in mass spectrometry. VIII. Competing [M-CH3] and [M-CH2O] reactions in substituted anisoles. Approximate activation energies from ionization appearance potentials,
Org. Mass Spectrom., 1970, 4, 519. [all data]
Voigt and Reid, 1964
Voigt, E.M.; Reid, C.,
Ionization potentials of substituted benzenes and their charge-transfer spectra with tetracyanoethylene,
J. Am. Chem. Soc., 1964, 86, 3930. [all data]
Evans and Haken, 1987
Evans, M.B.; Haken, J.K.,
Dispersion and selectivity indices of the halogenated derivatives of cyclohexane, benzene and anisole,
J. Chromatogr., 1987, 389, 240-244, https://doi.org/10.1016/S0021-9673(01)94428-0
. [all data]
Haken and Vernon, 1986
Haken, J.K.; Vernon, F.,
Gas chromatography of halogenated derivatives of cyclohexane, benzene and anisole,
J. Chromatogr., 1986, 361, 57-61, https://doi.org/10.1016/S0021-9673(01)86893-X
. [all data]
Korhonen, 1984
Korhonen, I.O.O.,
Gas-Liquid Chromatographic Analyses. XXVIII. Capillary Column Studies of Chlorinated Anisoles,
J. Chromatogr., 1984, 294, 99-116, https://doi.org/10.1016/S0021-9673(01)96118-7
. [all data]
Jalali-Heravi and Garkani-Nejad, 1993
Jalali-Heravi, M.; Garkani-Nejad, Z.,
Prediction of gas chromatographic retention indices of some benzene derivatives,
J. Chromatogr., 1993, 648, 2, 389-393, https://doi.org/10.1016/0021-9673(93)80421-4
. [all data]
Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P.,
Use of incremental models to estimate the retention indexes of aromatic compounds,
Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946
. [all data]
Tret'yakov, 2007
Tret'yakov, K.V.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2007. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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