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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B3LYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3LYP/6-311G**
 hartrees
Energy at 0K-476.838256
Energy at 298.15K-476.842052
HF Energy-476.838256
Nuclear repulsion energy92.663745
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 B3LYP/6-311G**
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' 3133 3029 10.94      
2 A' 3070 2968 24.99      
3 A' 3007 2907 3.73      
4 A' 1481 1431 4.45      
5 A' 1387 1341 19.18      
6 A' 1383 1337 69.13      
7 A' 1162 1124 53.02      
8 A' 1086 1050 8.85      
9 A' 831 803 0.54      
10 A' 397 384 1.31      
11 A" 3051 2950 8.66      
12 A" 1470 1421 12.57      
13 A" 1043 1009 4.46      
14 A" 771 745 18.58      
15 A" 165 159 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 11717.7 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 11328.7 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 B3LYP/6-311G**
ABC
1.64924 0.18961 0.17555

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.620 0.000
C2 -1.489 0.723 0.000
S3 0.876 -0.748 0.000
H4 0.524 1.579 0.000
H5 -1.965 -0.257 0.000
H6 -1.820 1.293 0.877
H7 -1.820 1.293 -0.877

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49251.62441.09312.15172.12952.1295
C21.49252.78492.18791.08931.09711.0971
S31.62442.78492.35342.88283.49333.4933
H41.09312.18792.35343.09322.51952.5195
H52.15171.08932.88283.09321.78671.7867
H62.12951.09713.49332.51951.78671.7538
H72.12951.09713.49332.51951.78671.7538

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.956 C1 C2 H6 109.693
C1 C2 H7 109.693 C2 C1 S3 126.579
C2 C1 H4 114.725 S3 C1 H4 118.696
H5 C2 H6 109.605 H5 C2 H7 109.605
H6 C2 H7 106.120
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.270      
2 C -0.264      
3 S -0.034      
4 H 0.152      
5 H 0.145      
6 H 0.135      
7 H 0.135      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.760 1.943 0.000 2.621
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.039 -0.635 0.000
y -0.635 -25.756 0.000
z 0.000 0.000 -26.400
Traceless
 xyz
x -0.961 -0.635 0.000
y -0.635 0.964 0.000
z 0.000 0.000 -0.002
Polar
3z2-r2-0.005
x2-y2-1.283
xy-0.635
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.795 -2.217 0.000
y -2.217 7.013 0.000
z 0.000 0.000 3.588


<r2> (average value of r2) Å2
<r2> 74.659
(<r2>)1/2 8.641