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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: HSEh1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-471.218605
Energy at 298.15K-471.222317
HF Energy-471.218605
Nuclear repulsion energy92.327755
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/STO-3G
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' 3532 3119 1.35      
2 A' 3345 2954 13.93      
3 A' 3331 2942 0.11      
4 A' 1682 1486 3.04      
5 A' 1562 1379 18.93      
6 A' 1552 1371 23.53      
7 A' 1298 1147 12.56      
8 A' 1172 1035 6.93      
9 A' 915 808 1.93      
10 A' 407 359 1.04      
11 A" 3484 3077 0.01      
12 A" 1675 1479 5.52      
13 A" 1127 995 0.18      
14 A" 787 695 9.83      
15 A" 170 150 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 13019.7 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 11497.7 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/STO-3G
ABC
1.61243 0.18828 0.17410

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.614 0.000
C2 -1.529 0.668 0.000
S3 0.905 -0.713 0.000
H4 0.442 1.630 0.000
H5 -1.970 -0.337 0.000
H6 -1.891 1.214 0.886
H7 -1.891 1.214 -0.886

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.53041.60651.10842.18712.17312.1731
C21.53042.79952.19391.09731.10161.1016
S31.60652.79952.38862.89973.51043.5104
H41.10842.19392.38863.11242.53062.5306
H52.18711.09732.89973.11241.78801.7880
H62.17311.10163.51042.53061.78801.7712
H72.17311.10163.51042.53061.78801.7712

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.615 C1 C2 H6 110.246
C1 C2 H7 110.246 C2 C1 S3 126.347
C2 C1 H4 111.484 S3 C1 H4 122.169
H5 C2 H6 108.799 H5 C2 H7 108.799
H6 C2 H7 107.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.175      
2 C -0.244      
3 S 0.087      
4 H 0.070      
5 H 0.086      
6 H 0.088      
7 H 0.088      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.762 0.808 0.000 1.111
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.517 -0.101 0.000
y -0.101 -22.970 0.000
z 0.000 0.000 -22.424
Traceless
 xyz
x -0.820 -0.101 0.000
y -0.101 0.001 0.000
z 0.000 0.000 0.819
Polar
3z2-r21.638
x2-y2-0.547
xy-0.101
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.930 -1.356 0.000
y -1.356 3.269 0.000
z 0.000 0.000 1.464


<r2> (average value of r2) Å2
<r2> 73.098
(<r2>)1/2 8.550