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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B97D3/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B97D3/6-31G**
 hartrees
Energy at 0K-476.741551
Energy at 298.15K-476.745282
HF Energy-476.741551
Nuclear repulsion energy92.253671
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 B97D3/6-31G**
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' 3111 3111 11.71      
2 A' 3020 3020 33.48      
3 A' 2969 2969 5.76      
4 A' 1461 1461 3.34      
5 A' 1364 1364 33.48      
6 A' 1359 1359 50.88      
7 A' 1141 1141 44.70      
8 A' 1066 1066 7.67      
9 A' 816 816 1.05      
10 A' 390 390 1.94      
11 A" 3026 3026 9.78      
12 A" 1452 1452 9.50      
13 A" 1018 1018 2.01      
14 A" 747 747 14.51      
15 A" 152 152 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 11546.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11546.0 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 B97D3/6-31G**
ABC
1.62827 0.18826 0.17419

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.625 0.000
C2 -1.494 0.724 0.000
S3 0.879 -0.751 0.000
H4 0.521 1.594 0.000
H5 -1.968 -0.263 0.000
H6 -1.829 1.297 0.880
H7 -1.829 1.297 -0.880

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49721.63301.10042.15872.13802.1380
C21.49722.79422.19501.09461.10241.1024
S31.63302.79422.37252.88843.50743.5074
H41.10042.19502.37253.10532.52712.5271
H52.15871.09462.88843.10531.79631.7963
H62.13801.10243.50742.52711.79631.7608
H72.13801.10243.50742.52711.79631.7608

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.861 C1 C2 H6 109.720
C1 C2 H7 109.720 C2 C1 S3 126.357
C2 C1 H4 114.483 S3 C1 H4 119.161
H5 C2 H6 109.689 H5 C2 H7 109.689
H6 C2 H7 105.992
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.147      
2 C -0.353      
3 S -0.087      
4 H 0.145      
5 H 0.152      
6 H 0.145      
7 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.779 1.976 0.000 2.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.040 -0.564 0.000
y -0.564 -24.932 0.000
z 0.000 0.000 -25.571
Traceless
 xyz
x -0.789 -0.564 0.000
y -0.564 0.874 0.000
z 0.000 0.000 -0.085
Polar
3z2-r2-0.170
x2-y2-1.108
xy-0.564
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.466 -2.029 0.000
y -2.029 6.680 0.000
z 0.000 0.000 3.519


<r2> (average value of r2) Å2
<r2> 74.566
(<r2>)1/2 8.635