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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B3LYPultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-476.797921
Energy at 298.15K-476.801704
HF Energy-476.797921
Nuclear repulsion energy92.465909
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 B3LYPultrafine/6-31+G**
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' 3149 3031 8.45      
2 A' 3084 2969 23.28      
3 A' 3018 2905 4.56      
4 A' 1483 1427 6.04      
5 A' 1392 1340 30.29      
6 A' 1381 1330 56.87      
7 A' 1161 1118 48.77      
8 A' 1084 1043 8.19      
9 A' 830 799 0.51      
10 A' 396 381 1.55      
11 A" 3068 2954 6.85      
12 A" 1474 1419 11.98      
13 A" 1043 1004 5.01      
14 A" 768 739 15.70      
15 A" 163 157 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 11747.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 11308.8 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 B3LYPultrafine/6-31+G**
ABC
1.64173 0.18881 0.17481

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.622 0.000
C2 -1.492 0.725 0.000
S3 0.878 -0.750 0.000
H4 0.523 1.584 0.000
H5 -1.968 -0.258 0.000
H6 -1.824 1.294 0.879
H7 -1.824 1.294 -0.879

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49551.62821.09532.15552.13352.1335
C21.49552.79082.19111.09161.09891.0989
S31.62822.79082.36032.88773.50003.5000
H41.09532.19112.36033.09822.52332.5233
H52.15551.09162.88773.09821.78971.7897
H62.13351.09893.50002.52331.78971.7579
H72.13351.09893.50002.52331.78971.7579

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.904 C1 C2 H6 109.694
C1 C2 H7 109.694 C2 C1 S3 126.559
C2 C1 H4 114.612 S3 C1 H4 118.829
H5 C2 H6 109.579 H5 C2 H7 109.579
H6 C2 H7 106.229
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.022      
2 C -0.500      
3 S -0.174      
4 H 0.171      
5 H 0.181      
6 H 0.171      
7 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.770 1.988 0.000 2.662
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.004 -0.592 0.000
y -0.592 -25.721 0.000
z 0.000 0.000 -26.343
Traceless
 xyz
x -0.972 -0.592 0.000
y -0.592 0.952 0.000
z 0.000 0.000 0.020
Polar
3z2-r20.040
x2-y2-1.283
xy-0.592
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.419 -1.922 0.000
y -1.922 7.665 0.000
z 0.000 0.000 4.423


<r2> (average value of r2) Å2
<r2> 74.876
(<r2>)1/2 8.653