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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP=FULLultrafine/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-476.550164
Energy at 298.15K 
HF Energy-476.406652
Nuclear repulsion energy92.605749
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/6-31+G**
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' 3191 3191 7.82      
2 A' 3127 3127 22.20      
3 A' 3060 3060 5.47      
4 A' 1505 1505 5.94      
5 A' 1418 1418 29.84      
6 A' 1401 1401 46.14      
7 A' 1177 1177 36.96      
8 A' 1098 1098 6.43      
9 A' 838 838 0.54      
10 A' 400 400 1.25      
11 A" 3122 3122 7.35      
12 A" 1497 1497 11.13      
13 A" 1058 1058 6.07      
14 A" 775 775 15.65      
15 A" 163 163 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 11913.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11913.5 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 B2PLYP=FULLultrafine/6-31+G**
ABC
1.63962 0.18954 0.17539

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.624 0.000
C2 -1.492 0.720 0.000
S3 0.877 -0.747 0.000
H4 0.521 1.583 0.000
H5 -1.957 -0.264 0.000
H6 -1.825 1.283 0.878
H7 -1.825 1.283 -0.878

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49491.62701.09192.14922.12972.1297
C21.49492.78622.19031.08861.09491.0949
S31.62702.78622.35672.87523.49173.4917
H41.09192.19032.35673.09112.52282.5228
H52.14921.08862.87523.09111.78401.7840
H62.12971.09493.49172.52281.78401.7558
H72.12971.09493.49172.52281.78401.7558

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.619 C1 C2 H6 109.669
C1 C2 H7 109.669 C2 C1 S3 126.319
C2 C1 H4 114.822 S3 C1 H4 118.859
H5 C2 H6 109.579 H5 C2 H7 109.579
H6 C2 H7 106.597
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability