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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: wB97X-D/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at wB97X-D/3-21G
 hartrees
Energy at 0K-474.349779
Energy at 298.15K-474.353578
HF Energy-474.349779
Nuclear repulsion energy91.865690
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 wB97X-D/3-21G
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' 3202 3202 7.51      
2 A' 3177 3177 5.28      
3 A' 3062 3062 0.42      
4 A' 1545 1545 8.78      
5 A' 1461 1461 23.69      
6 A' 1420 1420 56.82      
7 A' 1166 1166 42.46      
8 A' 1126 1126 25.19      
9 A' 843 843 0.44      
10 A' 408 408 2.07      
11 A" 3113 3113 3.14      
12 A" 1535 1535 18.89      
13 A" 1085 1085 1.19      
14 A" 798 798 32.27      
15 A" 143 143 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 12040.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12040.7 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 wB97X-D/3-21G
ABC
1.59628 0.18737 0.17308

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.645 0.000
C2 -1.490 0.733 0.000
S3 0.876 -0.763 0.000
H4 0.529 1.598 0.000
H5 -1.948 -0.257 0.000
H6 -1.827 1.296 0.881
H7 -1.827 1.296 -0.881

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49251.65831.08962.14652.13022.1302
C21.49252.79902.19601.09091.09851.0985
S31.65832.79902.38632.86833.51003.5100
H41.08962.19602.38633.09402.53322.5332
H52.14651.09092.86833.09401.78951.7895
H62.13021.09853.51002.53321.78951.7621
H72.13021.09853.51002.53321.78951.7621

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.435 C1 C2 H6 109.672
C1 C2 H7 109.672 C2 C1 S3 125.251
C2 C1 H4 115.647 S3 C1 H4 119.102
H5 C2 H6 109.643 H5 C2 H7 109.643
H6 C2 H7 106.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.520      
2 C -0.657      
3 S 0.156      
4 H 0.266      
5 H 0.255      
6 H 0.250      
7 H 0.250      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.902 2.234 0.000 2.934
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.455 -0.253 0.000
y -0.253 -25.296 0.000
z 0.000 0.000 -26.108
Traceless
 xyz
x -0.753 -0.253 0.000
y -0.253 0.985 0.000
z 0.000 0.000 -0.232
Polar
3z2-r2-0.464
x2-y2-1.159
xy-0.253
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.553 -2.159 0.000
y -2.159 6.251 0.000
z 0.000 0.000 2.953


<r2> (average value of r2) Å2
<r2> 75.114
(<r2>)1/2 8.667