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All results from a given calculation for Cl2CS (Thiophosgene)

using model chemistry: MP2/CEP-121G*

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-121G*
 hartrees
Energy at 0K-45.309086
Energy at 298.15K-45.309312
HF Energy-44.758917
Nuclear repulsion energy48.615815
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-121G*
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 1166 1111 248.17      
2 A1 508 484 23.85      
3 A1 298 284 0.45      
4 B1 473 450 1.60      
5 B2 829 790 259.03      
6 B2 307 293 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 1790.2 cm-1
Scaled (by 0.9528) Zero Point Vibrational Energy (zpe) 1705.7 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-121G*
ABC
0.11554 0.11233 0.05696

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.140
S2 0.000 0.000 1.760
Cl3 0.000 1.444 -0.853
Cl4 0.000 -1.444 -0.853

Atom - Atom Distances (Å)
  C1 S2 Cl3 Cl4
C11.61921.75291.7529
S21.61922.98522.9852
Cl31.75292.98522.8887
Cl41.75292.98522.8887

picture of Thiophosgene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S2 C1 Cl3 124.515 S2 C1 Cl4 124.515
Cl3 C1 Cl4 110.970
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability