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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B2PLYP/daug-cc-pVTZ
 hartrees
Energy at 0K-476.634688
Energy at 298.15K-476.638490
HF Energy-476.462458
Nuclear repulsion energy92.905839
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 B2PLYP/daug-cc-pVTZ
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' 3156 3156 6.36      
2 A' 3092 3092 19.73      
3 A' 3033 3033 4.18      
4 A' 1491 1491 6.10      
5 A' 1399 1399 11.94      
6 A' 1383 1383 60.32      
7 A' 1167 1167 36.94      
8 A' 1089 1089 6.85      
9 A' 834 834 0.90      
10 A' 394 394 1.81      
11 A" 3085 3085 5.50      
12 A" 1485 1485 8.30      
13 A" 1053 1053 4.87      
14 A" 770 770 13.29      
15 A" 172 172 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 11802.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11802.6 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 B2PLYP/daug-cc-pVTZ
ABC
1.64326 0.19105 0.17669

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.488 0.713 0.000
S3 0.875 -0.743 0.000
H4 0.519 1.581 0.000
H5 -1.948 -0.270 0.000
H6 -1.821 1.276 0.875
H7 -1.821 1.276 -0.875

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49031.62171.08932.14292.12362.1236
C21.49032.77492.18641.08591.09271.0927
S31.62172.77492.35012.86193.48003.4800
H41.08932.18642.35013.08432.51742.5174
H52.14291.08592.86193.08431.78141.7814
H62.12361.09273.48002.51741.78141.7499
H72.12361.09273.48002.51741.78141.7499

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.615 C1 C2 H6 109.638
C1 C2 H7 109.638 C2 C1 S3 126.115
C2 C1 H4 115.010 S3 C1 H4 118.876
H5 C2 H6 109.708 H5 C2 H7 109.708
H6 C2 H7 106.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.370      
2 C -0.413      
3 S -0.581      
4 H 0.181      
5 H 0.409      
6 H 0.387      
7 H 0.387      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.639 1.852 0.000 2.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.971 -0.617 0.000
y -0.617 -25.626 0.000
z 0.000 0.000 -26.357
Traceless
 xyz
x -0.979 -0.617 0.000
y -0.617 1.038 0.000
z 0.000 0.000 -0.058
Polar
3z2-r2-0.117
x2-y2-1.345
xy-0.617
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.255 -1.560 0.000
y -1.560 7.971 0.000
z 0.000 0.000 5.490


<r2> (average value of r2) Å2
<r2> 74.220
(<r2>)1/2 8.615