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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: CID/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at CID/daug-cc-pVDZ
 hartrees
Energy at 0K-475.987474
Energy at 298.15K-475.991345
HF Energy-475.583571
Nuclear repulsion energy92.657816
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 CID/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 A' 3229 3229 9.11      
2 A' 3191 3191 14.21      
3 A' 3099 3099 6.96      
4 A' 1517 1517 8.03      
5 A' 1439 1439 56.02      
6 A' 1421 1421 13.69      
7 A' 1217 1217 28.96      
8 A' 1116 1116 4.47      
9 A' 867 867 0.75      
10 A' 406 406 2.14      
11 A" 3164 3164 8.93      
12 A" 1502 1502 7.72      
13 A" 1079 1079 6.80      
14 A" 789 789 12.86      
15 A" 179 179 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 12107.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12107.5 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 CID/daug-cc-pVDZ
ABC
1.62482 0.19027 0.17590

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.498 0.705 0.000
S3 0.881 -0.738 0.000
H4 0.518 1.588 0.000
H5 -1.952 -0.288 0.000
H6 -1.834 1.268 0.883
H7 -1.834 1.268 -0.883

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49991.62101.09492.15472.13502.1350
C21.49992.78192.20041.09281.09911.0991
S31.62102.78192.35362.86843.48853.4885
H41.09492.20042.35363.10212.53262.5326
H52.15471.09282.86843.10211.79271.7927
H62.13501.09913.48852.53261.79271.7651
H72.13501.09913.48852.53261.79271.7651

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.446 C1 C2 H6 109.492
C1 C2 H7 109.492 C2 C1 S3 126.048
C2 C1 H4 115.098 S3 C1 H4 118.855
H5 C2 H6 109.736 H5 C2 H7 109.736
H6 C2 H7 106.826
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability