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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP=FULLultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B2PLYP=FULLultrafine/Def2TZVPP
 hartrees
Energy at 0K-476.684648
Energy at 298.15K 
HF Energy-476.458414
Nuclear repulsion energy93.098735
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 B2PLYP=FULLultrafine/Def2TZVPP
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' 3162 3162 7.46      
2 A' 3093 3093 21.46      
3 A' 3038 3038 4.46      
4 A' 1491 1491 5.69      
5 A' 1401 1401 12.97      
6 A' 1388 1388 58.74      
7 A' 1172 1172 35.67      
8 A' 1090 1090 5.49      
9 A' 837 837 1.18      
10 A' 397 397 1.89      
11 A" 3090 3090 6.42      
12 A" 1486 1486 8.74      
13 A" 1056 1056 4.57      
14 A" 774 774 12.38      
15 A" 176 176 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 11825.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11825.3 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 B2PLYP=FULLultrafine/Def2TZVPP
ABC
1.64922 0.19183 0.17742

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.620 0.000
C2 -1.488 0.707 0.000
S3 0.875 -0.738 0.000
H4 0.514 1.580 0.000
H5 -1.945 -0.277 0.000
H6 -1.823 1.269 0.874
H7 -1.823 1.269 -0.874

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49011.61521.08882.14182.12362.1236
C21.49012.76962.18331.08521.09201.0920
S31.61522.76962.34542.85783.47463.4746
H41.08882.18332.34543.08112.51442.5144
H52.14181.08522.85783.08111.78001.7800
H62.12361.09203.47462.51441.78001.7484
H72.12361.09203.47462.51441.78001.7484

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.573 C1 C2 H6 109.697
C1 C2 H7 109.697 C2 C1 S3 126.178
C2 C1 H4 114.792 S3 C1 H4 119.030
H5 C2 H6 109.684 H5 C2 H7 109.684
H6 C2 H7 106.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability