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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: HSEh1PBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HSEh1PBE/6-31G
 hartrees
Energy at 0K-476.508965
Energy at 298.15K-476.512779
HF Energy-476.508965
Nuclear repulsion energy91.698099
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 HSEh1PBE/6-31G
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' 3197 3058 10.64      
2 A' 3157 3020 13.20      
3 A' 3043 2911 2.42      
4 A' 1519 1453 7.06      
5 A' 1443 1380 24.30      
6 A' 1414 1353 63.45      
7 A' 1196 1144 40.52      
8 A' 1112 1064 21.10      
9 A' 841 804 0.06      
10 A' 404 387 2.05      
11 A" 3106 2971 5.68      
12 A" 1511 1445 18.40      
13 A" 1074 1027 2.10      
14 A" 793 758 26.62      
15 A" 160 153 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 11984.7 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 11464.6 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 HSEh1PBE/6-31G
ABC
1.62047 0.18586 0.17203

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.643 0.000
C2 -1.480 0.760 0.000
S3 0.870 -0.778 0.000
H4 0.549 1.587 0.000
H5 -1.965 -0.217 0.000
H6 -1.813 1.331 0.879
H7 -1.813 1.331 -0.879

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48421.66571.09222.14462.12862.1286
C21.48422.80812.19081.09101.09941.0994
S31.66572.80812.38612.88963.52353.5235
H41.09222.19082.38613.09432.53302.5330
H52.14461.09102.88963.09431.78651.7865
H62.12861.09943.52352.53301.78651.7570
H72.12861.09943.52352.53301.78651.7570

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.870 C1 C2 H6 110.064
C1 C2 H7 110.064 C2 C1 S3 126.023
C2 C1 H4 115.658 S3 C1 H4 118.319
H5 C2 H6 109.293 H5 C2 H7 109.293
H6 C2 H7 106.084
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.369      
2 C -0.511      
3 S 0.056      
4 H 0.211      
5 H 0.208      
6 H 0.203      
7 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.954 2.320 0.000 3.033
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.415 -0.317 0.000
y -0.317 -25.353 0.000
z 0.000 0.000 -25.981
Traceless
 xyz
x -0.748 -0.317 0.000
y -0.317 0.845 0.000
z 0.000 0.000 -0.097
Polar
3z2-r2-0.194
x2-y2-1.062
xy-0.317
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.945 -2.185 0.000
y -2.185 6.648 0.000
z 0.000 0.000 3.217


<r2> (average value of r2) Å2
<r2> 75.439
(<r2>)1/2 8.686