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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: M06-2X/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 M06-2X/STO-3G
 hartrees
Energy at 0K-471.417057
Energy at 298.15K-471.420753
HF Energy-471.417057
Nuclear repulsion energy92.607966
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 M06-2X/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' 3553 3553 1.11      
2 A' 3380 3380 11.08      
3 A' 3359 3359 0.28      
4 A' 1687 1687 2.35      
5 A' 1576 1576 26.09      
6 A' 1557 1557 15.41      
7 A' 1310 1310 9.44      
8 A' 1173 1173 6.80      
9 A' 923 923 1.52      
10 A' 405 405 1.10      
11 A" 3510 3510 0.04      
12 A" 1678 1678 4.54      
13 A" 1132 1132 0.02      
14 A" 769 769 8.90      
15 A" 162 162 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 13086.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13086.6 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 M06-2X/STO-3G
ABC
1.61452 0.18952 0.17517

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.612 0.000
C2 -1.531 0.656 0.000
S3 0.907 -0.704 0.000
H4 0.434 1.628 0.000
H5 -1.959 -0.352 0.000
H6 -1.895 1.196 0.885
H7 -1.895 1.196 -0.885

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.53211.59811.10482.18382.17192.1719
C21.53212.79182.19271.09521.09891.0989
S31.59812.79182.37942.88763.49953.4995
H41.10482.19272.37943.10642.52892.5289
H52.18381.09522.88763.10641.78481.7848
H62.17191.09893.49952.52891.78481.7696
H72.17191.09893.49952.52891.78481.7696

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.355 C1 C2 H6 110.192
C1 C2 H7 110.192 C2 C1 S3 126.212
C2 C1 H4 111.487 S3 C1 H4 122.302
H5 C2 H6 108.868 H5 C2 H7 108.868
H6 C2 H7 107.260
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.174      
2 C -0.224      
3 S 0.099      
4 H 0.062      
5 H 0.078      
6 H 0.079      
7 H 0.079      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.684 0.743 0.000 1.010
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.684 -0.071 0.000
y -0.071 -23.103 0.000
z 0.000 0.000 -22.456
Traceless
 xyz
x -0.904 -0.071 0.000
y -0.071 -0.033 0.000
z 0.000 0.000 0.937
Polar
3z2-r21.874
x2-y2-0.581
xy-0.071
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.922 -1.371 0.000
y -1.371 3.282 0.000
z 0.000 0.000 1.474


<r2> (average value of r2) Å2
<r2> 72.815
(<r2>)1/2 8.533