H2NS anion
- Formula: H2NS-
- Molecular weight: 48.088
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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
H2NS- + = H3NS
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 356.9 ± 3.1 | kcal/mol | G+TS | DePuy and Bierbaum, 1981 | gas phase; Between CF3CH2OH and H2S, comparable to MeSH; value altered from reference due to change in acidity scale |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 350.6 ± 3.0 | kcal/mol | IMRB | DePuy and Bierbaum, 1981 | gas phase; Between CF3CH2OH and H2S, comparable to MeSH; value altered from reference due to change in acidity scale |
| ΔrG° | 353.7 ± 3.0 | kcal/mol | IMRB | Bierbaum, Grabowski, et al., 1984 | gas phase; NH2- + COS ->. |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
DePuy and Bierbaum, 1981
DePuy, C.H.; Bierbaum, V.M.,
Gas phase sulfur anions: Synthesis and reactions of H2NS- and related ions,
Tetrahedron Lett., 1981, 22, 5129. [all data]
Bierbaum, Grabowski, et al., 1984
Bierbaum, V.M.; Grabowski, J.J.; DePuy, C.H.,
Gas-phase synthesis and reactions of nitrogen- and sulfur-containing anions,
J. Phys. Chem., 1984, 88, 1389. [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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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