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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: PBE1PBE/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 PBE1PBE/6-311G**
 hartrees
Energy at 0K-476.575078
Energy at 298.15K-476.578881
HF Energy-476.575078
Nuclear repulsion energy93.035932
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 PBE1PBE/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3166 3037 7.61      
2 A' 3094 2968 22.71      
3 A' 3033 2910 2.21      
4 A' 1479 1419 7.39      
5 A' 1388 1331 90.04      
6 A' 1376 1320 10.22      
7 A' 1187 1139 46.16      
8 A' 1088 1044 9.32      
9 A' 845 811 0.91      
10 A' 398 382 1.43      
11 A" 3091 2966 5.36      
12 A" 1463 1403 14.15      
13 A" 1039 997 4.49      
14 A" 771 740 19.00      
15 A" 165 158 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 11790.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 11311.8 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 PBE1PBE/6-311G**
ABC
1.65166 0.19165 0.17732

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.618 0.000
C2 -1.482 0.716 0.000
S3 0.872 -0.743 0.000
H4 0.526 1.578 0.000
H5 -1.953 -0.267 0.000
H6 -1.814 1.286 0.877
H7 -1.814 1.286 -0.877

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48531.61681.09422.14422.12252.1225
C21.48532.76952.18481.08981.09711.0971
S31.61682.76952.34712.86473.47843.4784
H41.09422.18482.34713.08982.51562.5156
H52.14421.08982.86473.08981.78841.7884
H62.12251.09713.47842.51561.78841.7538
H72.12251.09713.47842.51561.78841.7538

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.831 C1 C2 H6 109.639
C1 C2 H7 109.639 C2 C1 S3 126.402
C2 C1 H4 114.931 S3 C1 H4 118.667
H5 C2 H6 109.722 H5 C2 H7 109.722
H6 C2 H7 106.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.289      
2 C -0.312      
3 S -0.031      
4 H 0.166      
5 H 0.162      
6 H 0.152      
7 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.801 1.971 0.000 2.669
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.771 -0.633 0.000
y -0.633 -25.482 0.000
z 0.000 0.000 -26.224
Traceless
 xyz
x -0.918 -0.633 0.000
y -0.633 1.015 0.000
z 0.000 0.000 -0.097
Polar
3z2-r2-0.194
x2-y2-1.289
xy-0.633
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.710 -2.180 0.000
y -2.180 6.935 0.000
z 0.000 0.000 3.563


<r2> (average value of r2) Å2
<r2> 73.964
(<r2>)1/2 8.600