Sulfine
- Formula: CH2OS
- Molecular weight: 62.091
- IUPAC Standard InChIKey: IWOKCMBOJXYDEE-UHFFFAOYSA-N
- CAS Registry Number: 40100-16-1
- Chemical structure:
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Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
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:
MM - Michael M. Meot-Ner (Mautner)
View reactions leading to CH2OS+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 190.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 183.2 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Proton affinity at 298K
Proton affinity (kcal/mol) | Reference | Comment |
---|---|---|
188.2 ± 0.62 | Bouchoux and Salpin, 1999 | T = 306K; Re-evaluated thermokinetic parametric fitting by the authors using reference base GBs and PAs from Hunter and Lias, 1998; MM |
188.2 ± 0.62 | Bouchoux and Salpin, 1999 | T = 298K; MM |
Gas basicity at 298K
Gas basicity (review) (kcal/mol) | Reference | Comment |
---|---|---|
180.5 ± 0.36 | Bouchoux and Salpin, 1999 | T = 306K; Re-evaluated thermokinetic parametric fitting by the authors using reference base GBs and PAs from Hunter and Lias, 1998; MM |
180.5 ± 0.36 | Bouchoux and Salpin, 1999 | T = 298K; MM |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, References, Notes
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: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 41220 | Ar | B-X | Schreiner, Reisenauer, et al., 2009 | ||||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 33000 | T | Ar | Schreiner, Reisenauer, et al., 2009 | ||||
State: X
Additional references: Jacox, 1994, page 259; Jacox, 1998, page 284; Penn and Olsen, 1976
Notes
w | Weak |
s | Strong |
T | Tentative assignment or approximate value |
x | Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state. |
References
Go To: Top, 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.
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]
Bouchoux and Salpin, 1999
Bouchoux, J.; Salpin, J.Y.,
Re-evaluated gas-phase basicity and proton affinity data from the thermokinetic method,
Rapid Com. Mass Spectrom., 1999, 13, 932. [all data]
Schreiner, Reisenauer, et al., 2009
Schreiner, P.R.; Reisenauer, H.P.; Romanski, J.; Mloston, G.,
A Formal Carbon-Sulfur Triple Bond: H«63743»C«63741»S«63743»O«63743»H,
Angew. Chem. Int. Ed., 2009, 48, 43, 8133, https://doi.org/10.1002/anie.200903969
. [all data]
Suzuki and Watari, 1995
Suzuki, E.; Watari, F.,
Spectrochim. Acta, 1995, 51A, 779. [all data]
Clouthier and Vollmer, 1995
Clouthier, D.J.; Vollmer, J.M.,
An experimental and ab initio reexamination of the infrared spectrum of sulfine, H2CSO,
J. Mol. Struct., 1995, 354, 1, 49, https://doi.org/10.1016/0022-2860(95)08857-R
. [all data]
Powers, Arrington, et al., 1979
Powers, D.E.; Arrington, C.A.; Harris, W.C.; Block, E.; Kalasinsky, V.F.,
Infrared spectra of matrix-isolated sulfine,
J. Phys. Chem., 1979, 83, 14, 1890, https://doi.org/10.1021/j100477a020
. [all data]
Block, Penn, et al., 1976
Block, E.; Penn, R.E.; Olsen, R.J.; Sherwin, P.F.,
Sulfine,
J. Am. Chem. Soc., 1976, 98, 5, 1264, https://doi.org/10.1021/ja00421a038
. [all data]
Koga, Takeo, et al., 1984
Koga, Y.; Takeo, H.; Kondo, S.; Matsumura, C.; Saeki, S.,
Analysis of rotation-vibration bands of sulfine, (CH2SO), by FT-IR and microwave spectroscopy.,
Bull. Chem. Soc. Japan, 1984, 57, 9, 2400, https://doi.org/10.1246/bcsj.57.2400
. [all data]
Joo, Clouthier, et al., 1995
Joo, D.-L.; Clouthier, D.J.; Chan, C.P.; Lai, V.W.-M.; E.S.F.Ma.; Merer, A.J.,
Determination of the Molecular Constants for Interacting Bright and Dark States: Analysis of the High-Resolution Infrared Spectrum of the ν8 Band of Sulfine, H2CSO,
J. Mol. Spectrosc., 1995, 171, 1, 113, https://doi.org/10.1006/jmsp.1995.1105
. [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, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Penn and Olsen, 1976
Penn, R.E.; Olsen, R.J.,
Microwave spectrum, centrifugal distortion, substitution structure, and dipole moment of sulfine, CH2SO,
J. Mol. Spectrosc., 1976, 61, 1, 21, https://doi.org/10.1016/0022-2852(76)90378-7
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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