Sulfine

Formula: CH₂OS
Molecular weight: 62.091
IUPAC Standard InChI: InChI=1S/CH2OS/c1-3-2/h1H2
IUPAC Standard InChIKey: IWOKCMBOJXYDEE-UHFFFAOYSA-N
CAS Registry Number: 40100-16-1
Chemical structure:
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Gas phase ion energetics data

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)	798.9	kJ/mol	N/A	Hunter and Lias, 1998	HL
Quantity	Value	Units	Method	Reference	Comment
Gas basicity	766.4	kJ/mol	N/A	Hunter and Lias, 1998	HL

Proton affinity at 298K

Proton affinity (kJ/mol)	Reference	Comment
787.6 ± 2.6	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
787.6 ± 2.6	Bouchoux and Salpin, 1999	T = 298K; MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol)	Reference	Comment
755.1 ± 1.5	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
755.1 ± 1.5	Bouchoux and Salpin, 1999	T = 298K; MM

References

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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]

Notes

Go To: Top, Gas phase ion energetics data, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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