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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: HSEh1PBE/aug-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 HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-476.582644
Energy at 298.15K-476.586448
HF Energy-476.582644
Nuclear repulsion energy92.724856
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/aug-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' 3173 3053 5.76      
2 A' 3100 2983 20.80      
3 A' 3031 2917 2.94      
4 A' 1455 1400 12.96      
5 A' 1369 1317 84.36      
6 A' 1353 1302 7.20      
7 A' 1182 1137 36.25      
8 A' 1075 1034 9.03      
9 A' 844 812 1.13      
10 A' 396 381 2.26      
11 A" 3096 2979 4.02      
12 A" 1434 1380 9.71      
13 A" 1027 988 4.82      
14 A" 759 730 13.28      
15 A" 172 165 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 11732.1 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 11288.6 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/aug-cc-pVDZ
ABC
1.63330 0.19078 0.17641

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.483 0.719 0.000
S3 0.872 -0.747 0.000
H4 0.530 1.587 0.000
H5 -1.953 -0.270 0.000
H6 -1.817 1.293 0.881
H7 -1.817 1.293 -0.881

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48651.62481.10032.14732.12672.1267
C21.48652.77492.19301.09501.10231.1023
S31.62482.77492.35972.86493.48803.4880
H41.10032.19302.35973.10092.52402.5240
H52.14731.09502.86493.10091.79891.7989
H62.12671.10233.48802.52401.79891.7612
H72.12671.10233.48802.52401.79891.7612

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.671 C1 C2 H6 109.579
C1 C2 H7 109.579 C2 C1 S3 126.168
C2 C1 H4 115.120 S3 C1 H4 118.712
H5 C2 H6 109.902 H5 C2 H7 109.902
H6 C2 H7 106.050
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.278      
2 C 0.401      
3 S -0.076      
4 H -0.392      
5 H -0.128      
6 H -0.042      
7 H -0.042      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.757 1.975 0.000 2.643
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.692 -0.642 0.000
y -0.642 -25.396 0.000
z 0.000 0.000 -26.221
Traceless
 xyz
x -0.883 -0.642 0.000
y -0.642 1.060 0.000
z 0.000 0.000 -0.177
Polar
3z2-r2-0.354
x2-y2-1.295
xy-0.642
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.247 -1.683 0.000
y -1.683 8.031 0.000
z 0.000 0.000 5.341


<r2> (average value of r2) Å2
<r2> 74.231
(<r2>)1/2 8.616