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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-476.561503
Energy at 298.15K-476.565309
HF Energy-476.420095
Nuclear repulsion energy92.319173
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=FULL/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' 3179 3047 6.82      
2 A' 3098 2969 25.94      
3 A' 3045 2918 5.59      
4 A' 1469 1408 5.19      
5 A' 1385 1328 43.07      
6 A' 1372 1315 28.94      
7 A' 1174 1125 28.54      
8 A' 1080 1035 5.69      
9 A' 837 803 1.20      
10 A' 395 378 2.01      
11 A" 3111 2981 7.26      
12 A" 1461 1400 9.15      
13 A" 1040 997 2.47      
14 A" 767 735 11.97      
15 A" 174 166 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 11792.8 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 11303.4 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=FULL/cc-pVDZ
ABC
1.61810 0.18898 0.17474

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.627 0.000
C2 -1.494 0.717 0.000
S3 0.879 -0.747 0.000
H4 0.521 1.598 0.000
H5 -1.959 -0.277 0.000
H6 -1.832 1.286 0.884
H7 -1.832 1.286 -0.884

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49701.63111.10232.15722.13842.1384
C21.49702.78902.19911.09721.10371.1037
S31.63112.78902.37262.87703.50253.5025
H41.10232.19912.37263.10872.53292.5329
H52.15721.09722.87703.10871.79951.7995
H62.13841.10373.50252.53291.79951.7670
H72.13841.10373.50252.53291.79951.7670

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.583 C1 C2 H6 109.696
C1 C2 H7 109.696 C2 C1 S3 126.094
C2 C1 H4 114.720 S3 C1 H4 119.187
H5 C2 H6 109.688 H5 C2 H7 109.688
H6 C2 H7 106.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability