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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: PBEPBEultrafine/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at PBEPBEultrafine/cc-pVDZ
 hartrees
Energy at 0K-476.508188
Energy at 298.15K-476.511931
HF Energy-476.508188
Nuclear repulsion energy91.995203
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 PBEPBEultrafine/cc-pVDZ
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' 3090 3072 6.12      
2 A' 2984 2967 30.63      
3 A' 2947 2929 3.24      
4 A' 1404 1396 8.93      
5 A' 1315 1307 84.49      
6 A' 1306 1298 5.79      
7 A' 1143 1136 34.33      
8 A' 1037 1031 7.40      
9 A' 816 811 1.78      
10 A' 383 381 2.17      
11 A" 3007 2990 3.69      
12 A" 1386 1378 10.08      
13 A" 985 979 1.60      
14 A" 736 732 12.78      
15 A" 173 172 0.81      

Unscaled Zero Point Vibrational Energy (zpe) 11355.4 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 11289.5 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 PBEPBEultrafine/cc-pVDZ
ABC
1.61099 0.18787 0.17373

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.628 0.000
C2 -1.490 0.727 0.000
S3 0.878 -0.756 0.000
H4 0.531 1.606 0.000
H5 -1.973 -0.267 0.000
H6 -1.830 1.311 0.886
H7 -1.830 1.311 -0.886

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49371.63831.11262.16632.14452.1445
C21.49372.79432.20351.10551.11331.1133
S31.63832.79432.38662.89223.51913.5191
H41.11262.20352.38663.12642.53832.5383
H52.16631.10552.89223.12641.81491.8149
H62.14451.11333.51912.53831.81491.7713
H72.14451.11333.51912.53831.81491.7713

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 112.044 C1 C2 H6 109.825
C1 C2 H7 109.825 C2 C1 S3 126.231
C2 C1 H4 114.649 S3 C1 H4 119.120
H5 C2 H6 109.764 H5 C2 H7 109.764
H6 C2 H7 105.406
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.117      
2 C -0.018      
3 S -0.105      
4 H 0.058      
5 H 0.053      
6 H 0.065      
7 H 0.065      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.626 1.804 0.000 2.428
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.074 -0.730 0.000
y -0.730 -24.969 0.000
z 0.000 0.000 -25.729
Traceless
 xyz
x -0.725 -0.730 0.000
y -0.730 0.932 0.000
z 0.000 0.000 -0.207
Polar
3z2-r2-0.414
x2-y2-1.105
xy-0.730
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.719 -2.071 0.000
y -2.071 6.847 0.000
z 0.000 0.000 3.543


<r2> (average value of r2) Å2
<r2> 74.837
(<r2>)1/2 8.651