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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B1B95/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 B1B95/daug-cc-pVTZ
 hartrees
Energy at 0K-476.831755
Energy at 298.15K-476.835555
HF Energy-476.831755
Nuclear repulsion energy93.428157
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 B1B95/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' 3166 3166 6.51      
2 A' 3093 3093 20.10      
3 A' 3037 3037 2.85      
4 A' 1479 1479 7.73      
5 A' 1384 1384 73.02      
6 A' 1379 1379 16.74      
7 A' 1181 1181 40.20      
8 A' 1085 1085 7.12      
9 A' 844 844 1.26      
10 A' 390 390 2.18      
11 A" 3090 3090 4.28      
12 A" 1466 1466 9.09      
13 A" 1044 1044 4.60      
14 A" 768 768 13.16      
15 A" 173 173 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 11789.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11789.2 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 B1B95/daug-cc-pVTZ
ABC
1.65626 0.19354 0.17894

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.618 0.000
C2 -1.479 0.706 0.000
S3 0.870 -0.736 0.000
H4 0.517 1.577 0.000
H5 -1.938 -0.277 0.000
H6 -1.814 1.270 0.873
H7 -1.814 1.270 -0.873

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48131.61001.08892.13462.11592.1159
C21.48132.75612.17751.08451.09191.0919
S31.61002.75612.33982.84523.46293.4629
H41.08892.17752.33983.07592.50792.5079
H52.13461.08452.84523.07591.78021.7802
H62.11591.09193.46292.50791.78021.7452
H72.11591.09193.46292.50791.78021.7452

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.668 C1 C2 H6 109.705
C1 C2 H7 109.705 C2 C1 S3 126.090
C2 C1 H4 114.967 S3 C1 H4 118.943
H5 C2 H6 109.758 H5 C2 H7 109.758
H6 C2 H7 106.094
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.468      
2 C -0.688      
3 S -0.562      
4 H 0.279      
5 H 0.497      
6 H 0.471      
7 H 0.471      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.692 1.878 0.000 2.528
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.496 -0.634 0.000
y -0.634 -25.245 0.000
z 0.000 0.000 -26.014
Traceless
 xyz
x -0.867 -0.634 0.000
y -0.634 1.010 0.000
z 0.000 0.000 -0.143
Polar
3z2-r2-0.286
x2-y2-1.251
xy-0.634
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.246 -1.576 0.000
y -1.576 7.933 0.000
z 0.000 0.000 5.416


<r2> (average value of r2) Å2
<r2> 73.292
(<r2>)1/2 8.561