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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-476.529920
Energy at 298.15K-476.533666
HF Energy-476.529920
Nuclear repulsion energy92.293707
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/6-311G*
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' 3078 3046 11.48      
2 A' 2992 2961 34.84      
3 A' 2947 2916 3.56      
4 A' 1449 1434 4.72      
5 A' 1347 1333 63.06      
6 A' 1344 1330 40.61      
7 A' 1146 1134 48.27      
8 A' 1057 1046 10.32      
9 A' 817 808 0.88      
10 A' 389 385 1.23      
11 A" 2995 2964 7.51      
12 A" 1433 1418 14.53      
13 A" 1006 996 3.64      
14 A" 744 736 21.21      
15 A" 165 163 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 11454.2 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 11335.1 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/6-311G*
ABC
1.63605 0.18839 0.17440

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.487 0.731 0.000
S3 0.876 -0.755 0.000
H4 0.533 1.589 0.000
H5 -1.975 -0.252 0.000
H6 -1.823 1.309 0.880
H7 -1.823 1.309 -0.880

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49131.63261.10312.16022.13772.1377
C21.49132.79142.19501.09731.10541.1054
S31.63262.79142.36862.89473.50993.5099
H41.10312.19502.36863.11112.53062.5306
H52.16021.09732.89473.11111.79891.7989
H62.13771.10543.50992.53061.79891.7605
H72.13771.10543.50992.53061.79891.7605

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 112.227 C1 C2 H6 109.923
C1 C2 H7 109.923 C2 C1 S3 126.589
C2 C1 H4 114.740 S3 C1 H4 118.671
H5 C2 H6 109.498 H5 C2 H7 109.498
H6 C2 H7 105.552
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.326      
2 C -0.639      
3 S -0.014      
4 H 0.237      
5 H 0.254      
6 H 0.244      
7 H 0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.774 1.929 0.000 2.620
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.888 -0.710 0.000
y -0.710 -25.651 0.000
z 0.000 0.000 -26.384
Traceless
 xyz
x -0.870 -0.710 0.000
y -0.710 0.985 0.000
z 0.000 0.000 -0.115
Polar
3z2-r2-0.230
x2-y2-1.237
xy-0.710
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.006 -2.265 0.000
y -2.265 7.111 0.000
z 0.000 0.000 3.589


<r2> (average value of r2) Å2
<r2> 75.026
(<r2>)1/2 8.662