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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: HSEh1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HSEh1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-476.616166
Energy at 298.15K-476.619979
HF Energy-476.616166
Nuclear repulsion energy93.233506
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 HSEh1PBE/aug-cc-pVTZ
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' 3157 3037 5.42      
2 A' 3086 2968 19.87      
3 A' 3026 2910 2.52      
4 A' 1474 1418 8.39      
5 A' 1380 1327 77.65      
6 A' 1376 1323 13.52      
7 A' 1180 1135 41.62      
8 A' 1085 1043 8.38      
9 A' 844 812 1.20      
10 A' 394 379 2.20      
11 A" 3079 2962 3.49      
12 A" 1459 1404 9.86      
13 A" 1042 1003 4.50      
14 A" 768 739 13.74      
15 A" 173 167 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 11761.1 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 11311.8 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 HSEh1PBE/aug-cc-pVTZ
ABC
1.65285 0.19270 0.17820

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.619 0.000
C2 -1.479 0.711 0.000
S3 0.870 -0.740 0.000
H4 0.521 1.579 0.000
H5 -1.945 -0.272 0.000
H6 -1.814 1.279 0.875
H7 -1.814 1.279 -0.875

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48211.61391.09212.13932.11912.1191
C21.48212.76162.18021.08781.09521.0952
S31.61392.76162.34502.85403.47093.4709
H41.09212.18022.34503.08312.51122.5112
H52.13931.08782.85403.08311.78541.7854
H62.11911.09523.47092.51121.78541.7491
H72.11911.09523.47092.51121.78541.7491

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.790 C1 C2 H6 109.707
C1 C2 H7 109.707 C2 C1 S3 126.200
C2 C1 H4 114.928 S3 C1 H4 118.873
H5 C2 H6 109.746 H5 C2 H7 109.746
H6 C2 H7 105.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.285      
2 C -0.504      
3 S -0.245      
4 H 0.304      
5 H 0.260      
6 H 0.235      
7 H 0.235      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.723 1.920 0.000 2.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.583 -0.646 0.000
y -0.646 -25.320 0.000
z 0.000 0.000 -26.136
Traceless
 xyz
x -0.855 -0.646 0.000
y -0.646 1.039 0.000
z 0.000 0.000 -0.185
Polar
3z2-r2-0.369
x2-y2-1.263
xy-0.646
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.284 -1.616 0.000
y -1.616 7.981 0.000
z 0.000 0.000 5.418


<r2> (average value of r2) Å2
<r2> 73.595
(<r2>)1/2 8.579