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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: M06-2X/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 M06-2X/6-31G**
 hartrees
Energy at 0K-476.706411
Energy at 298.15K-476.710205
HF Energy-476.706411
Nuclear repulsion energy92.971509
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/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' 3184 3027 5.54      
2 A' 3130 2975 16.09      
3 A' 3058 2906 2.21      
4 A' 1498 1424 6.01      
5 A' 1412 1342 64.84      
6 A' 1392 1323 25.38      
7 A' 1191 1132 35.51      
8 A' 1096 1042 6.99      
9 A' 855 813 0.90      
10 A' 398 378 2.03      
11 A" 3124 2969 5.18      
12 A" 1481 1408 11.05      
13 A" 1051 999 3.02      
14 A" 759 721 15.87      
15 A" 163 155 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 11897.2 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 11307.1 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/6-31G**
ABC
1.63575 0.19165 0.17716

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.621 0.000
C2 -1.491 0.703 0.000
S3 0.877 -0.736 0.000
H4 0.514 1.587 0.000
H5 -1.944 -0.288 0.000
H6 -1.830 1.264 0.879
H7 -1.830 1.264 -0.879

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49361.61531.09422.14652.12922.1292
C21.49362.77122.19141.08991.09631.0963
S31.61532.77122.35052.85693.47843.4784
H41.09422.19142.35053.09192.52342.5234
H52.14651.08992.85693.09191.78801.7880
H62.12921.09633.47842.52341.78801.7573
H72.12921.09633.47842.52341.78801.7573

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.416 C1 C2 H6 109.643
C1 C2 H7 109.643 C2 C1 S3 126.045
C2 C1 H4 114.866 S3 C1 H4 119.089
H5 C2 H6 109.738 H5 C2 H7 109.738
H6 C2 H7 106.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.175      
2 C -0.394      
3 S -0.069      
4 H 0.161      
5 H 0.164      
6 H 0.157      
7 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.694 1.915 0.000 2.557
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.343 -0.542 0.000
y -0.542 -25.077 0.000
z 0.000 0.000 -25.831
Traceless
 xyz
x -0.889 -0.542 0.000
y -0.542 1.010 0.000
z 0.000 0.000 -0.122
Polar
3z2-r2-0.243
x2-y2-1.266
xy-0.542
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.233 -1.956 0.000
y -1.956 6.590 0.000
z 0.000 0.000 3.493


<r2> (average value of r2) Å2
<r2> 73.757
(<r2>)1/2 8.588