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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-474.987065
Energy at 298.15K 
HF Energy-474.418947
Nuclear repulsion energy79.002439
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 CCSD=FULL/cc-pVTZ
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 3214 3047 19.75      
2 A1 1853 1757 352.24      
3 A1 1426 1352 0.00      
4 A1 868 823 15.51      
5 B1 787 746 75.93      
6 B1 436 414 5.17      
7 B2 3283 3112 2.50      
8 B2 963 913 0.40      
9 B2 370 351 1.97      

Unscaled Zero Point Vibrational Energy (zpe) 6599.4 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 6256.9 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 CCSD=FULL/cc-pVTZ
ABC
9.68880 0.18949 0.18586

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.752
C2 0.000 0.000 -0.447
S3 0.000 0.000 1.111
H4 0.000 0.929 -2.293
H5 0.000 -0.929 -2.293

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30462.86321.07511.0751
C21.30461.55862.06622.0662
S32.86321.55863.52863.5286
H41.07512.06623.52861.8582
H51.07512.06623.52861.8582

picture of Thioketene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 180.000 C2 C1 H4 120.209
C2 C1 H5 120.209 H4 C1 H5 119.583
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability