MeSS anion


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 by: John E. Bartmess

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Individual Reactions

CH3S2- + Hydrogen cation = Methyl hydrogen disulfide

By formula: CH3S2- + H+ = CH4S2

Quantity Value Units Method Reference Comment
Δr1471. ± 13.kJ/molG+TSDownard, Bowie, et al., 1992gas phase; Acid: between CF3COCH3, tBuSH
Δr1471. ± 17.kJ/molD-EAMoran and Ellison, 1988gas phase
Quantity Value Units Method Reference Comment
Δr1443. ± 13.kJ/molIMRBDownard, Bowie, et al., 1992gas phase; Acid: between CF3COCH3, tBuSH
Δr1443. ± 17.kJ/molH-TSMoran and Ellison, 1988gas phase

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

CH3S2- + Hydrogen cation = Methyl hydrogen disulfide

By formula: CH3S2- + H+ = CH4S2

Quantity Value Units Method Reference Comment
Δr1471. ± 13.kJ/molG+TSDownard, Bowie, et al., 1992gas phase; Acid: between CF3COCH3, tBuSH
Δr1471. ± 17.kJ/molD-EAMoran and Ellison, 1988gas phase
Quantity Value Units Method Reference Comment
Δr1443. ± 13.kJ/molIMRBDownard, Bowie, et al., 1992gas phase; Acid: between CF3COCH3, tBuSH
Δr1443. ± 17.kJ/molH-TSMoran and Ellison, 1988gas phase

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:   ?


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Td = 14180 ± 180 gas Moran and Ellison, 1988

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' SS stretch 530 ± 220 gas PE Moran and Ellison, 1988

Additional references: Jacox, 1994, page 322

Notes

dPhotodissociation threshold

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics 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.

Downard, Bowie, et al., 1992
Downard, K.M.; Bowie, J.H.; O'Hair, R.A.J.; Krempp, M.; DePuy, C.H., Gas Phase Reactions of the Methylsulfinyl and Methyldisulfide Anions, Int. J. Mass Spectrom. Ion Proc., 1992, 120, 3, 217, https://doi.org/10.1016/0168-1176(92)85050-A . [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]

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


Notes

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