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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: wB97X-D/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at wB97X-D/CEP-121G
 hartrees
Energy at 0K-23.801707
Energy at 298.15K-23.805453
HF Energy-23.801707
Nuclear repulsion energy34.966456
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 wB97X-D/CEP-121G
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' 3165 3165 15.05      
2 A' 3106 3106 20.70      
3 A' 3015 3015 6.75      
4 A' 1511 1511 9.79      
5 A' 1434 1434 34.91      
6 A' 1395 1395 43.79      
7 A' 1176 1176 39.97      
8 A' 1097 1097 20.46      
9 A' 824 824 0.08      
10 A' 390 390 1.53      
11 A" 3108 3108 11.12      
12 A" 1499 1499 19.43      
13 A" 1056 1056 4.21      
14 A" 775 775 24.58      
15 A" 128 128 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 11839.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11839.7 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 wB97X-D/CEP-121G
ABC
1.59754 0.18208 0.16858

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.648 0.000
C2 -1.501 0.764 0.000
S3 0.881 -0.782 0.000
H4 0.546 1.596 0.000
H5 -1.982 -0.217 0.000
H6 -1.829 1.333 0.882
H7 -1.829 1.333 -0.882

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.50571.68001.09392.16202.14282.1428
C21.50572.84052.20961.09221.09941.0994
S31.68002.84052.40172.91823.54903.5490
H41.09392.20962.40173.11022.54692.5469
H52.16201.09222.91823.11021.78941.7894
H62.14281.09943.54902.54691.78941.7648
H72.14281.09943.54902.54691.78941.7648

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.659 C1 C2 H6 109.688
C1 C2 H7 109.688 C2 C1 S3 126.073
C2 C1 H4 115.503 S3 C1 H4 118.424
H5 C2 H6 109.462 H5 C2 H7 109.462
H6 C2 H7 106.757
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.294      
2 C -0.477      
3 S -0.012      
4 H 0.204      
5 H 0.194      
6 H 0.192      
7 H 0.192      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.976 2.334 0.000 3.058
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.963 -0.370 0.000
y -0.370 -24.577 0.000
z 0.000 0.000 -25.421
Traceless
 xyz
x -0.964 -0.370 0.000
y -0.370 1.115 0.000
z 0.000 0.000 -0.151
Polar
3z2-r2-0.302
x2-y2-1.386
xy-0.370
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.389 -2.305 0.000
y -2.305 7.380 0.000
z 0.000 0.000 3.592


<r2> (average value of r2) Å2
<r2> 55.793
(<r2>)1/2 7.469