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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B3PW91/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-476.770680
Energy at 298.15K-476.774472
HF Energy-476.770680
Nuclear repulsion energy93.107907
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 B3PW91/daug-cc-pVTZ
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' 3144 3144 6.07      
2 A' 3071 3071 20.80      
3 A' 3015 3015 2.81      
4 A' 1472 1472 7.25      
5 A' 1376 1376 34.89      
6 A' 1374 1374 52.47      
7 A' 1171 1171 44.01      
8 A' 1081 1081 7.69      
9 A' 838 838 1.27      
10 A' 392 392 2.15      
11 A" 3066 3066 4.00      
12 A" 1459 1459 9.42      
13 A" 1040 1040 4.31      
14 A" 765 765 13.71      
15 A" 171 171 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 11718.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11718.2 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 B3PW91/daug-cc-pVTZ
ABC
1.65241 0.19199 0.17760

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.619 0.000
C2 -1.482 0.713 0.000
S3 0.872 -0.742 0.000
H4 0.521 1.579 0.000
H5 -1.950 -0.269 0.000
H6 -1.816 1.282 0.875
H7 -1.816 1.282 -0.875

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48451.61611.09222.14242.12162.1216
C21.48452.76682.18181.08781.09541.0954
S31.61612.76682.34692.86113.47603.4760
H41.09222.18182.34693.08532.51302.5130
H52.14241.08782.86113.08531.78501.7850
H62.12161.09543.47602.51301.78501.7492
H72.12161.09543.47602.51301.78501.7492

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.864 C1 C2 H6 109.726
C1 C2 H7 109.726 C2 C1 S3 126.285
C2 C1 H4 114.867 S3 C1 H4 118.848
H5 C2 H6 109.695 H5 C2 H7 109.695
H6 C2 H7 105.962
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.279      
2 C 0.007      
3 S -0.897      
4 H 0.158      
5 H 0.396      
6 H 0.307      
7 H 0.307      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.721 1.910 0.000 2.571
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.485 -0.637 0.000
y -0.637 -25.245 0.000
z 0.000 0.000 -26.022
Traceless
 xyz
x -0.852 -0.637 0.000
y -0.637 1.008 0.000
z 0.000 0.000 -0.157
Polar
3z2-r2-0.314
x2-y2-1.240
xy-0.637
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.312 -1.603 0.000
y -1.603 7.984 0.000
z 0.000 0.000 5.449


<r2> (average value of r2) Å2
<r2> 73.721
(<r2>)1/2 8.586