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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: BLYP/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at BLYP/cc-pV(T+d)Z
 hartrees
Energy at 0K-476.792135
Energy at 298.15K-476.795888
HF Energy-476.792135
Nuclear repulsion energy92.295835
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 BLYP/cc-pV(T+d)Z
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' 3052 3040 11.07      
2 A' 2975 2962 31.58      
3 A' 2932 2919 4.70      
4 A' 1441 1435 4.80      
5 A' 1352 1346 5.32      
6 A' 1336 1330 68.68      
7 A' 1116 1111 51.02      
8 A' 1054 1050 5.78      
9 A' 803 799 1.26      
10 A' 385 384 1.93      
11 A" 2967 2954 8.25      
12 A" 1433 1427 7.89      
13 A" 1014 1010 3.21      
14 A" 745 742 12.45      
15 A" 168 168 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 11386.3 cm-1
Scaled (by 0.9958) Zero Point Vibrational Energy (zpe) 11338.4 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 BLYP/cc-pV(T+d)Z
ABC
1.63489 0.18817 0.17417

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.496 0.722 0.000
S3 0.881 -0.749 0.000
H4 0.520 1.590 0.000
H5 -1.971 -0.262 0.000
H6 -1.833 1.295 0.879
H7 -1.833 1.295 -0.879

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49901.63041.09792.16032.14072.1407
C21.49902.79522.19441.09351.10171.1017
S31.63042.79522.36672.89253.50903.5090
H41.09792.19442.36673.10392.52872.5287
H52.16031.09352.89253.10391.79361.7936
H62.14071.10173.50902.52871.79361.7576
H72.14071.10173.50902.52871.79361.7576

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.929 C1 C2 H6 109.861
C1 C2 H7 109.861 C2 C1 S3 126.505
C2 C1 H4 114.460 S3 C1 H4 119.034
H5 C2 H6 109.589 H5 C2 H7 109.589
H6 C2 H7 105.828
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.106      
2 C -0.220      
3 S -0.111      
4 H 0.125      
5 H 0.106      
6 H 0.103      
7 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.593 1.778 0.000 2.387
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.736 -0.640 0.000
y -0.640 -25.612 0.000
z 0.000 0.000 -26.184
Traceless
 xyz
x -0.838 -0.640 0.000
y -0.640 0.848 0.000
z 0.000 0.000 -0.010
Polar
3z2-r2-0.019
x2-y2-1.124
xy-0.640
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.601 -2.014 0.000
y -2.014 7.511 0.000
z 0.000 0.000 4.395


<r2> (average value of r2) Å2
<r2> 74.988
(<r2>)1/2 8.660