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Experimental data for SO2Cl2 (Sulfuryl chloride)

22 02 02 11 45
Other names
Chlorosulfuric acid; Sulfonyl chloride; Sulfuric chloride; Sulfuric oxychloride; Sulfuryl chloride; Sulphuryl-chloride-; sulfuryl dichloride;
INChI INChIKey SMILES IUPAC name
InChI=1S/Cl2O2S/c1-5(2,3)4 YBBRCQOCSYXUOC-UHFFFAOYSA-N O=S(Cl)(Cl)=O sulfuryl dichloride
State Conformation
1A1 C2V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -354.80 2.10 kJ mol-1 JANAF
Hfg(0K) enthalpy of formation -348.56 2.10 kJ mol-1 JANAF
Entropy (298.15K) entropy 311.10 0.40 J K-1 mol-1 JANAF
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity 16.03   kJ mol-1 JANAF
Heat Capacity (298.15K) heat capacity 77.08   J K-1 mol-1 webbook
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A1 1205   Shim      
2 A1 577   Shim      
3 A1 408   Shim      
4 A1 218   Shim      
5 A2 282   Shim      
6 B1 586   Shim      
7 B1 388   Shim      
8 B2 1434   Shim      
9 B2 362   Shim      

vibrational zero-point energy: 2730.0 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for SO2Cl2 (Sulfuryl chloride).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
0.11628 0.07820 0.06439 1992Mer/Dre:1153

Calculated rotational constants for SO2Cl2 (Sulfuryl chloride).
Product of moments of inertia moments of inertia
8182362amu3Å6   3.7466806491864E-113gm3 cm6
Geometric Data
picture of Sulfuryl chloride

Point Group C2v


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rSO 1.443   1 2 1976Hellwege(II/7)
rSCl 2.076   1 4 1976Hellwege(II/7)
aClSCl 96.1 4 1 5 1976Hellwege(II/7)
aOSCl 106.3 2 1 4 1976Hellwege(II/7)
aOSO 130.35 2 1 3 1976Hellwege(II/7) from symmetry

Cartesians
Atom x (Å) y (Å) z (Å)
S1 0.0000 0.0000 0.5680
O2 0.0000 1.3097 1.1739
O3 0.0000 -1.3097 1.1739
Cl4 1.5440 0.0000 -0.8197
Cl5 -1.5440 0.0000 -0.8197

Atom - Atom Distances bond lengths
Distances in Å
  S1 O2 O3 Cl4 Cl5
S1   1.44301.44302.07602.0760
O2 1.4430   2.61932.84142.8414
O3 1.44302.6193   2.84142.8414
Cl4 2.07602.84142.8414   3.0880
Cl5 2.07602.84142.84143.0880  

Calculated geometries for SO2Cl2 (Sulfuryl chloride).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
O2 S1 O3 130.350 O2 S1 Cl4 106.300
O2 S1 Cl5 106.300 O3 S1 Cl4 106.300
O3 S1 Cl5 106.300 Cl4 S1 Cl5 96.100

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
O=S 2
S-Cl 2

Connectivity
Atom 1 Atom 2
S1 O2
S1 O3
S1 Cl4
S1 Cl5
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A1

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference Comment
11.400 0.500 12.410   webbook lower limit for EA

Electron Affinity (eV)
Electron Affinity unc. reference Comment
2.424   webbook lower limit for EA
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A1 C2v True       1.810 NSRDS-NBS10 DT C2v 1 2
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for SO2Cl2 (Sulfuryl chloride).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A1 C2v True       C2v 1 2

Calculated electric quadrupole moments for SO2Cl2 (Sulfuryl chloride).

References
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squib reference DOI
1976Hellwege(II/7) Hellwege, KH and AM Hellwege (ed.). Landolt-Bornstein: Group II: Atomic and Molecular Physics Volume 7: Structure Data of Free Polyatomic Molecules. Springer-Verlag. Berlin. 1976.  
1992Mer/Dre:1153 I Merke, H Dreizler "Quadrupole Hyperfine Structure in the Rotational Spectra of Sulfuryl Chloride" Z. Naturforsch. 47a 1153-1156 (1992) 10.1515/zna-1992-1112
JANAF Chase, M.W., Jr.; Davies, C.A.; Downey, J.R., Jr.; Frurip, D.J.; McDonald, R.A.; Syverud, A.N., JANAF Thermochemical Tables (Third Edition), J. Phys. Chem. Ref. Data,Suppl. 1, 1985, 14, 1.  
NSRDS-NBS10 R. D. Nelson Jr., D. R. Lide, A. A. Maryott "Selected Values of electric dipole moments for molecules in the gas phase" NSRDS-NBS10, 1967 10.6028/NBS.NSRDS.10
Shim Shimanouchi, T. , Tables of Molecular Vibrational Frequencies, Consolidated Volu 10.6028/NBS.NSRDS.39
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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