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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: MP2=FULL/daug-cc-pVDZ

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=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-474.808164
Energy at 298.15K 
HF Energy-474.385783
Nuclear repulsion energy77.903390
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=FULL/daug-cc-pVDZ
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 3190 3190 27.66 196.05 0.09 0.17
2 A1 1807 1807 354.31 11.82 0.18 0.31
3 A1 1374 1374 1.03 12.55 0.59 0.75
4 A1 861 861 3.62 40.40 0.13 0.24
5 B1 673 673 81.51 5.00 0.75 0.86
6 B1 388 388 5.39 0.08 0.75 0.86
7 B2 3296 3296 3.77 89.70 0.75 0.86
8 B2 913 913 0.90 0.07 0.75 0.86
9 B2 334 334 2.73 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6417.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6417.2 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=FULL/daug-cc-pVDZ
ABC
9.40030 0.18417 0.18063

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.779
C2 0.000 0.000 -0.449
S3 0.000 0.000 1.126
H4 0.000 0.943 -2.327
H5 0.000 -0.943 -2.327

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.33072.90581.09081.0908
C21.33071.57512.10202.1020
S32.90581.57513.58023.5802
H41.09082.10203.58021.8865
H51.09082.10203.58021.8865

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 120.148
C2 C1 H5 120.148 H4 C1 H5 119.703
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability