Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Benzene, 1-fluoro-4-methoxy-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil430.KN/APCR Inc., 1990BS
Tboil430.2KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Deltavap48.7 ± 1.2kJ/molCRibeiro da Silva and Lobo Ferreira, 2009AC

Reaction thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, 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 by: John E. Bartmess

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

C7H6FO- + Hydrogen cation = Benzene, 1-fluoro-4-methoxy-

By formula: C7H6FO- + H+ = C7H7FO

Quantity Value Units Method Reference Comment
Deltar1618. ± 21.kJ/molG+TSIngemann and Nibbering, 1983gas phase; Between H2O, MeOH
Quantity Value Units Method Reference Comment
Deltar1586. ± 21.kJ/molIMRBIngemann and Nibbering, 1983gas phase; Between H2O, MeOH

Gas phase ion energetics data

Go To: Top, Phase change data, Reaction thermochemistry data, IR Spectrum, 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:
B - John E. Bartmess
MM - Michael M. Meot-Ner (Mautner)
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
795.Bogdanov, van Duijn, et al., 2002MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
767.Bogdanov, van Duijn, et al., 2002MM

Ionization energy determinations

IE (eV) Method Reference Comment
8.26 ± 0.03PIPonomarev, Arapov, et al., 1986LBLHLM
8.6 ± 0.1EIBrown, 1970RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6H4FO+11.79 ± 0.05CH3PIPonomarev, Arapov, et al., 1986LBLHLM
C6H4OF+12.0 ± 0.1CH3EIBrown, 1970RDSH
C6H4OF+11.5 ± 0.1CH3EITait, Shannon, et al., 1962RDSH
C6H5F+11.6 ± 0.1CH2OEIBrown, 1970RDSH

De-protonation reactions

C7H6FO- + Hydrogen cation = Benzene, 1-fluoro-4-methoxy-

By formula: C7H6FO- + H+ = C7H7FO

Quantity Value Units Method Reference Comment
Deltar1618. ± 21.kJ/molG+TSIngemann and Nibbering, 1983gas phase; Between H2O, MeOH; B
Quantity Value Units Method Reference Comment
Deltar1586. ± 21.kJ/molIMRBIngemann and Nibbering, 1983gas phase; Between H2O, MeOH; B

IR Spectrum

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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 118504

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedApolane150.916.Evans and Haken, 1987He, Chromosorb G AW DCMS; Column length: 3.7 m
PackedApolane150.916.Haken and Vernon, 1986Chromosorb G AW DCMS; Column length: 3.7 m
PackedApiezon L180.925.Vernon and Edwards, 1975N2, Celite; Column length: 1. m

Kovats' RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
PackedApiezon M910.6Jalali-Heravi and Garkani-Nejad, 1993Chromosorb W; Column length: 2. m; Program: not specified

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedCarbowax 20M150.1367.Haken and Vernon, 1986Chromosorb G AW DCMS; Column length: 3.7 m; Column diameter: 6.4 mm

References

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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.

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Ribeiro da Silva and Lobo Ferreira, 2009
Ribeiro da Silva, Manuel A.V.; Lobo Ferreira, Ana I.M.C., Experimental and computational study on the molecular energetics of the three monofluoroanisole isomers, The Journal of Chemical Thermodynamics, 2009, 41, 3, 361-366, https://doi.org/10.1016/j.jct.2008.09.012 . [all data]

Ingemann and Nibbering, 1983
Ingemann, S.; Nibbering, N.M.M., Gas phase reactions of anions with 2-,3-, and 4-fluoroanisole, J. Org. Chem., 1983, 48, 183. [all data]

Bogdanov, van Duijn, et al., 2002
Bogdanov, B.; van Duijn, D.; Ingemann, S.; Hammerum, S., Protonation of fluorophenols and fluoroanisoles in the gas phase: experiment and theory, Phys. Chem. Chem. Phys., 2002, 4, 2904. [all data]

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]

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]

Tait, Shannon, et al., 1962
Tait, J.M.S.; Shannon, T.W.; Harrison, A.G., The structure of substituted C7 ions from benzyl derivatives at the appearance potential threshold, J. Am. Chem. Soc., 1962, 84, 4. [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]

Vernon and Edwards, 1975
Vernon, F.; Edwards, G.T., Gas-liquid chromatography on fluorinated stationary phases. II. Fluorinated compounds containing a functional group, J. Chromatogr., 1975, 114, 1, 87-93, https://doi.org/10.1016/S0021-9673(00)85245-0 . [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]


Notes

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References