Benzonitrile, 3-hydroxy-


Reaction 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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

Bromine anion + Benzonitrile, 3-hydroxy- = (Bromine anion • Benzonitrile, 3-hydroxy-)

By formula: Br- + C7H5NO = (Br- • C7H5NO)

Quantity Value Units Method Reference Comment
Δr27.4 ± 1.8kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr23.cal/mol*KN/APaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr17.7 ± 1.0kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
17.7423.PHPMSPaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M

Iodide + Benzonitrile, 3-hydroxy- = (Iodide • Benzonitrile, 3-hydroxy-)

By formula: I- + C7H5NO = (I- • C7H5NO)

Quantity Value Units Method Reference Comment
Δr23.0 ± 1.8kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr21.cal/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr14.1 ± 1.0kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
14.1423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M

C7H4NO- + Hydrogen cation = Benzonitrile, 3-hydroxy-

By formula: C7H4NO- + H+ = C7H5NO

Quantity Value Units Method Reference Comment
Δr335.7 ± 2.1kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr335.9 ± 2.3kcal/molG+TSKebarle and McMahon, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr328.9 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr329.0 ± 2.0kcal/molIMREKebarle and McMahon, 1977gas phase; B

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, Ion clustering 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 as indicated in comments:
B - John E. Bartmess
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C7H5NO+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
9.39 ± 0.05EIBuchs, 1970RDSH

De-protonation reactions

C7H4NO- + Hydrogen cation = Benzonitrile, 3-hydroxy-

By formula: C7H4NO- + H+ = C7H5NO

Quantity Value Units Method Reference Comment
Δr335.7 ± 2.1kcal/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr335.9 ± 2.3kcal/molG+TSKebarle and McMahon, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr328.9 ± 2.0kcal/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr329.0 ± 2.0kcal/molIMREKebarle and McMahon, 1977gas phase; B

Ion clustering 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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Bromine anion + Benzonitrile, 3-hydroxy- = (Bromine anion • Benzonitrile, 3-hydroxy-)

By formula: Br- + C7H5NO = (Br- • C7H5NO)

Quantity Value Units Method Reference Comment
Δr27.4 ± 1.8kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr23.cal/mol*KN/APaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr17.7 ± 1.0kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
17.7423.PHPMSPaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M

Iodide + Benzonitrile, 3-hydroxy- = (Iodide • Benzonitrile, 3-hydroxy-)

By formula: I- + C7H5NO = (I- • C7H5NO)

Quantity Value Units Method Reference Comment
Δr23.0 ± 1.8kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr21.cal/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr14.1 ± 1.0kcal/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
14.1423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M

IR Spectrum

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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

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


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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Mass 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.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-8723
NIST MS number 235887

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References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, 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.

Paul and Kebarle, 1990
Paul, G.J.C.; Kebarle, P., Stabilities in the Gas Phase of the Hydrogen Bonded Complexes, YC6H4OH-X-, of Substituted Phenols, YC6H4OH, with the Halide Anions X-(Cl-, Br-), Can. J. Chem., 1990, 68, 11, 2070, https://doi.org/10.1139/v90-316 . [all data]

Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W., Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities, J. Am. Chem. Soc., 1981, 103, 4017. [all data]

Kebarle and McMahon, 1977
Kebarle, P.; McMahon, T.B., Intrinsic Acidities of Substituted Phenols and Benzoic Acids Determined by Gas Phase Proton Transfer Equilibria, J. Am. Chem. Soc., 1977, 99, 7, 2222, https://doi.org/10.1021/ja00449a032 . [all data]

Buchs, 1970
Buchs, A., Etude par spectrometrie de masse de l'ionisation de benzonitriles, de phenylacetonitriles et de N,N-dimethylanilines substitues, Helv. Chim. Acta, 1970, 53, 2026. [all data]


Notes

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