sulphuryl dichloride
- Formula: Cl2O2S
- Molecular weight: 134.970
- IUPAC Standard InChIKey: YBBRCQOCSYXUOC-UHFFFAOYSA-N
- CAS Registry Number: 7791-25-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Sulfuryl chloride
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, 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 compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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Individual Reactions
By formula: CH3+ + Cl2O2S = (CH3+ • Cl2O2S)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 260. | kJ/mol | PHPMS | McMahon, Heinis, et al., 1988 | gas phase; switching reaction(CH3+)N2, Entropy change calculated or estimated, uses MCA(N2) = 202. kJ/mol; Foster, Williamson, et al., 1974; M |
By formula: C8H20N2O2S + 2C4H12ClN = 4C4H11N + Cl2O2S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 543.9 ± 7.1 | kJ/mol | Cm | Claydon and Mortimer, 1962 | liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = 543.1 ± 7.1 kJ/mol; ALS |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, 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 compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
>2.42397 | IMRB | Robbiani and Franklin, 1979 | EA: > Cl2-; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.4 ± 0.5 | EI | Sullivan and Beauchamp, 1978 | LLK |
12.05 | PE | Chadwick, Frost, et al., 1973 | LLK |
12.41 | PE | Solouki, Bock, et al., 1975 | Vertical value; LLK |
12.41 | PE | Solouki, Bock, et al., 1972 | Vertical value; LLK |
12.42 | PE | Mines, Thomas, et al., 1972 | Vertical value; LLK |
12.4 | PE | Chadwick, Cornford, et al., 1972 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
O2SCl+ | 11.8 ± 0.5 | Cl | EI | Sullivan and Beauchamp, 1978 | LLK |
Vibrational and/or electronic energy levels
Go To: Top, Reaction thermochemistry data, 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: Takehiko Shimanouchi
Symmetry: C2ν Symmetry Number σ = 2
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a1 | 1 | SO2 s-str | 1205 | C | 1205 S | gas | 1182 S p | liq. | ||
a1 | 2 | SO2 scis | 577 | D | 577 VS | gas | 560 VS p | liq. | ||
a1 | 3 | SCl2 s-str | 408 | D | 408 VS p | liq. | ||||
a1 | 4 | SCl2 scis | 218 | D | 218 VS p | liq. | ||||
a2 | 5 | SO2 twist | 282 | D | ia | 282 S dp | liq. | |||
b1 | 6 | SO2 a-str | 1434 | C | 1434 S | gas | 1414 M dp | liq. | ||
b1 | 7 | SO2 rock | 388 | D | 388 S dp | liq. | ||||
b2 | 8 | SCl2 a-str | 586 | D | 586 VS | gas | 580 VW dp | liq. | ||
b2 | 9 | SO2 wag | 362 | D | 362 sh dp | liq. | ||||
Source: Shimanouchi, 1972
Notes
VS | Very strong |
S | Strong |
M | Medium |
VW | Very weak |
ia | Inactive |
sh | Shoulder |
p | Polarized |
dp | Depolarized |
C | 3~6 cm-1 uncertainty |
D | 6~15 cm-1 uncertainty |
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.
McMahon, Heinis, et al., 1988
McMahon, T.; Heinis, T.; Nicol, G.; Hovey, J.K.; Kebarle, P.,
Methyl Cation Affinities,
J. Am. Chem. Soc., 1988, 110, 23, 7591, https://doi.org/10.1021/ja00231a002
. [all data]
Foster, Williamson, et al., 1974
Foster, M.S.; Williamson, A.D.; Beauchamp, J.L.,
Photoionization mass spectrometry of trans-azomethane,
Int. J. Mass Spectrom. Ion Phys., 1974, 15, 429. [all data]
Claydon and Mortimer, 1962
Claydon, A.P.; Mortimer, C.T.,
Heats of formation and bond energies. Part VIII. Diethylaminotrimethylsilane, NN'-dithiodiethylamine, NN'-thionylbisdiethylamine, and NN'-sulphurylbisdiethylamine,
J. Chem. Soc., 1962, 3212-3216. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Robbiani and Franklin, 1979
Robbiani, R.; Franklin, J.L.,
Negative ion-molecule reaction in sulfuryl halides,
J. Am. Chem. Soc., 1979, 101, 3709. [all data]
Sullivan and Beauchamp, 1978
Sullivan, S.A.; Beauchamp, J.L.,
Positive and negative ion chemistry of sulfuryl halides,
Int. J. Mass Spectrom. Ion Phys., 1978, 28, 69. [all data]
Chadwick, Frost, et al., 1973
Chadwick, D.; Frost, D.C.; Herring, F.G.; Katrib, A.; McDowell, C.A.; McLean, R.A.N.,
Photoelectron spectra of sulfuryl and thionyl halides,
Can. J. Chem., 1973, 51, 1893. [all data]
Solouki, Bock, et al., 1975
Solouki, B.; Bock, H.; Appel, R.,
Photoelektronenspektren und Molekuleigenschaften, XLV Schwefelsaure-Derivate X2SY2: Alkyl-, Vinyl- und Arylsulfone, Alkylsulfoimide und Sulfurylhalogenide,
Chem. Ber., 1975, 108, 897. [all data]
Solouki, Bock, et al., 1972
Solouki, B.; Bock, H.; Appel, R.,
Sequence of orbitals in sulfones and sulfodiimides,
Angew. Chem. Int. Ed. Engl., 1972, 11, 927. [all data]
Mines, Thomas, et al., 1972
Mines, G.W.; Thomas, R.K.; Thompson, H.,
Photoelectron spectra of compounds containing thionyl and sulphuryl groups,
Proc. R. Soc. London A:, 1972, 329, 275. [all data]
Chadwick, Cornford, et al., 1972
Chadwick, D.; Cornford, A.B.; Frost, D.C.; Herring, F.G.; Katrib, A.; McDowell, C.A.; McLean, R.A.N.,
Photoelectron spectra of some dihalocompounds
in Electron spectroscopy, ed. D.A. Shirley (North-Holland Publixhing Co, Amsterdam), 1972, 453. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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