Benzenesulfonamide

• Formula: C₆H₇NO₂S
• Molecular weight: 157.190
• IUPAC Standard InChI: InChI=1S/C6H7NO2S/c7-10(8,9)6-4-2-1-3-5-6/h1-5H,(H2,7,8,9) Copy

  
• IUPAC Standard InChIKey: KHBQMWCZKVMBLN-UHFFFAOYSA-N Copy
• CAS Registry Number: 98-10-2
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Benzenesulphonamide; Benzosulfonamide; BSA
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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Condensed 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

Phase change 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of fusion

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 by: John E. Bartmess

De-protonation reactions

C₆H₆NO₂S^- +  =

By formula: C₆H₆NO₂S^- + H⁺ = C₆H₇NO₂S

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes

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

Pushkareva and Kokoshko, 1946
Pushkareva, Z.V.; Kokoshko, Z.U., On the question of the relation between the structure and bacteriostatic activity of sulphanilamide compounds. I. The resonance energy of some sulphanilamide compounds, Zh. Obshch. Kim., 1946, 16, 1269-1278. [all data]

Satoh and Sogabe, 1941
Satoh, S.; Sogabe, T., The heat capacities of some organic compounds containing nitrogen and the atomic heat of nitrogen. (2), Sci., Pap. Inst. Phys. Chem. Res. (Tokyo), 1941, 38, 231-237. [all data]

Kumler and Halverstadt, 1941
Kumler, W.D.; Halverstadt, I.F., The Dipole Moment of Sulfanilamide and Related Compounds, J. Am. Chem. Soc., 1941, 63, 2182. [all data]

Matos, Miranda, et al., 2005
Matos, R.; Miranda, Margarida S.; Morais, Victor M.F.; Liebman *, Joel F., Saccharin: a combined experimental and computational thermochemical investigation of a sweetener and sulfonamide, Molecular Physics, 2005, 103, 2-3, 221-228, https://doi.org/10.1080/00268970512331316175 . [all data]

Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M., The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids, J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038 . [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  Tfus	Fusion (melting) point
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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