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All results from a given calculation for Cl2CS (Thiophosgene)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-45.274935
Energy at 298.15K-45.275164
HF Energy-44.756018
Nuclear repulsion energy48.501039
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1181 1122 244.24      
2 A1 511 485 23.84      
3 A1 299 284 0.40      
4 B1 480 456 1.92      
5 B2 840 798 268.52      
6 B2 307 292 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 1809.1 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 1717.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/CEP-31G*
ABC
0.11497 0.11180 0.05668

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.135
S2 0.000 0.000 1.765
Cl3 0.000 1.448 -0.854
Cl4 0.000 -1.448 -0.854

Atom - Atom Distances (Å)
  C1 S2 Cl3 Cl4
C11.62951.75361.7536
S21.62952.99242.9924
Cl31.75362.99242.8958
Cl41.75362.99242.8958

picture of Thiophosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 Cl3 124.344 S2 C1 Cl4 124.344
Cl3 C1 Cl4 111.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability