Phenol, 3-amino-

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Gas phase 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-98.6 ± 1.6kJ/molCcrSabbah and Gouali, 1996Author was aware that data differs from previously reported values
Δfgas-89.4 ± 1.6kJ/molCcbNunez, Barral, et al., 1986 

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 + Phenol, 3-amino- = (Bromine anion • Phenol, 3-amino-)

By formula: Br- + C6H7NO = (Br- • C6H7NO)

Quantity Value Units Method Reference Comment
Δr84.9 ± 7.5kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr44.4 ± 4.2kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
44.4423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M

C6H6NO- + Hydrogen cation = Phenol, 3-amino-

By formula: C6H6NO- + H+ = C6H7NO

Quantity Value Units Method Reference Comment
Δr1466. ± 8.8kJ/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr1469. ± 9.6kJ/molG+TSKebarle and McMahon, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr1438. ± 8.4kJ/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr1441. ± 8.4kJ/molIMREKebarle and McMahon, 1977gas phase; B

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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess

View reactions leading to C6H7NO+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)898.8kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity866.9kJ/molN/AHunter and Lias, 1998HL

De-protonation reactions

C6H6NO- + Hydrogen cation = Phenol, 3-amino-

By formula: C6H6NO- + H+ = C6H7NO

Quantity Value Units Method Reference Comment
Δr1466. ± 8.8kJ/molG+TSFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr1469. ± 9.6kJ/molG+TSKebarle and McMahon, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr1438. ± 8.4kJ/molIMREFujio, McIver, et al., 1981gas phase; value altered from reference due to change in acidity scale; B
Δr1441. ± 8.4kJ/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 + Phenol, 3-amino- = (Bromine anion • Phenol, 3-amino-)

By formula: Br- + C6H7NO = (Br- • C6H7NO)

Quantity Value Units Method Reference Comment
Δr84.9 ± 7.5kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr44.4 ± 4.2kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
44.4423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M

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, custom temperature program

View large format table.

Column type Active phase I Reference Comment
PackedSE-301335.Grzybowski, Lamparczyk, et al., 1980Chromosorb W HMDS (80-100 mesh); Column length: 2.9 m; Program: not specified

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillarySE-301335.Peterson, 1992Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.1335.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Sabbah and Gouali, 1996
Sabbah, R.; Gouali, M., Energetique des liaisons inter et intramoleculaires dans les trois isomeres de l'aminophenol, Can. J. Chem., 1996, 74, 500-507. [all data]

Nunez, Barral, et al., 1986
Nunez, L.; Barral, L.; Largo, S.G.; Pilcher, G., Enthalpies of combustion of the three aminophenols, J. Chem. Thermodyn., 1986, 18, 575-579. [all data]

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]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Grzybowski, Lamparczyk, et al., 1980
Grzybowski, J.; Lamparczyk, H.; Nasal, A.; Radecki, A., Relationship between the retention indices of phenols on polar and non-polar stationary phases, J. Chromatogr., 1980, 196, 2, 217-223, https://doi.org/10.1016/S0021-9673(00)80441-0 . [all data]

Peterson, 1992
Peterson, K.L., Counter-Propagation Neural Networks in the Modeling and Prediction of Kovats Indices for Substituted Phenols, Anal. Chem., 1992, 64, 4, 379-386, https://doi.org/10.1021/ac00028a011 . [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Gas Chromatography, References