MeS anion

• Formula: CH₃S^-
• Molecular weight: 47.100
• IUPAC Standard InChI: InChI=1S/CH4S/c1-2/h2H,1H3/p-1 Copy

  
• IUPAC Standard InChIKey: LSDPWZHWYPCBBB-UHFFFAOYSA-M Copy
• CAS Registry Number: 17302-63-5
• Chemical structure:
  This structure is also available as a 2d Mol file
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• Information on this page:
  • Gas phase ion energetics data
  • Ion clustering data
  • Vibrational and/or electronic energy levels
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
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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

Protonation reactions

 +  =

By formula: CH₃S^- + H⁺ = CH₄S

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

( • 4294967295) +  =

By formula: (CH₃S^- • 4294967295CH₂S) + CH₂S = CH₃S^-

 +  = ( • )

By formula: CH₃S^- + C₃H₈O = (CH₃S^- • C₃H₈O)

 +  = ( • )

By formula: CH₃S^- + H₂O = (CH₃S^- • H₂O)

( • ) +  = ( • 2)

By formula: (CH₃S^- • H₂O) + H₂O = (CH₃S^- • 2H₂O)

( • 2) +  = ( • 3)

By formula: (CH₃S^- • 2H₂O) + H₂O = (CH₃S^- • 3H₂O)

( • 3) +  = ( • 4)

By formula: (CH₃S^- • 3H₂O) + H₂O = (CH₃S^- • 4H₂O)

Vibrational and/or electronic energy levels

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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: Marilyn E. Jacox

State:   ?

State:   X

Additional references: Jacox, 1994, page 242; Jacox, 2003, page 261

Notes

References

Go To: Top, Gas phase ion energetics data, Ion clustering data, Vibrational and/or electronic energy levels, Notes

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

Schwartz, Davico, et al., 2000
Schwartz, R.L.; Davico, G.E.; Lineberger, W.C., Negative-ion photoelectron spectroscopy of CH3S-, J. Electron Spectros. Rel. Phenom., 2000, 108, 1-3, 163-168, https://doi.org/10.1016/S0368-2048(00)00125-0 . [all data]

Moran and Ellison, 1988
Moran, S.; Ellison, G.B., Photoelectron Spectroscopy of Sulfur Ions, J. Phys. Chem., 1988, 92, 7, 1794, https://doi.org/10.1021/j100318a021 . [all data]

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

Sieck and Meot-ner, 1989
Sieck, L.W.; Meot-ner, M., Ionic Hydrogen Bond and Ion Solvation. 8. RS-..HOR Bond Strengths. Correlation with Acidities., J. Phys. Chem., 1989, 93, 4, 1586, https://doi.org/10.1021/j100341a079 . [all data]

Engleking, Ellison, et al., 1978
Engleking, P.C.; Ellison, G.B.; Lineberger, W.C., Laser photodetachment electron spectrometry of methoxide, deuteromethoxide, and thiomethoxide: Electron affinities and vibrational structure of CH₃O, and CH₃S, J. Chem. Phys., 1978, 69, 1826. [all data]

Janousek and Brauman, 1980
Janousek, B.K.; Brauman, J.I., Electron photodetachment of thiomethoxyl and deuterothiomethoxyl anions: Electron affinities, vibrational frequencies, and spin-orbit splitting in CH₃S- and CD₃S-, J. Chem. Phys., 1980, 72, 694. [all data]

Schwartz, Davico, et al., 2000, 2
Schwartz, R.L.; Davico, G.E.; Lineberger, W.C., Negative-ion photoelectron spectroscopy of CH3S-, J. Electron Spectrosc. Relat. Phenom., 2000, 108, 1-3, 163, https://doi.org/10.1016/S0368-2048(00)00125-0 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Jacox, 2003
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement B, J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629 . [all data]

Notes

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• Symbols used in this document:
  

  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

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