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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: PBE1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at PBE1PBE/STO-3G
 hartrees
Energy at 0K-471.196584
Energy at 298.15K-471.200296
HF Energy-471.196584
Nuclear repulsion energy92.363472
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 PBE1PBE/STO-3G
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' 3535 3119 1.31      
2 A' 3350 2955 13.49      
3 A' 3335 2942 0.14      
4 A' 1683 1485 3.06      
5 A' 1564 1380 20.80      
6 A' 1554 1370 21.76      
7 A' 1300 1147 12.51      
8 A' 1174 1035 6.99      
9 A' 917 809 1.92      
10 A' 407 359 1.05      
11 A" 3488 3077 0.00      
12 A" 1676 1478 5.62      
13 A" 1128 995 0.18      
14 A" 789 696 9.93      
15 A" 169 149 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 13034.0 cm-1
Scaled (by 0.8821) Zero Point Vibrational Energy (zpe) 11497.3 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 PBE1PBE/STO-3G
ABC
1.61321 0.18845 0.17425

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.613 0.000
C2 -1.529 0.668 0.000
S3 0.905 -0.713 0.000
H4 0.442 1.629 0.000
H5 -1.969 -0.337 0.000
H6 -1.891 1.214 0.885
H7 -1.891 1.214 -0.885

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.52991.60581.10812.18652.17232.1723
C21.52992.79832.19341.09711.10131.1013
S31.60582.79832.38772.89853.50893.5089
H41.10812.19342.38773.11172.52992.5299
H52.18651.09712.89853.11171.78751.7875
H62.17231.10133.50892.52991.78751.7708
H72.17231.10133.50892.52991.78751.7708

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.618 C1 C2 H6 110.238
C1 C2 H7 110.238 C2 C1 S3 126.339
C2 C1 H4 111.498 S3 C1 H4 122.163
H5 C2 H6 108.800 H5 C2 H7 108.800
H6 C2 H7 107.019
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.176      
2 C -0.246      
3 S 0.087      
4 H 0.071      
5 H 0.087      
6 H 0.089      
7 H 0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.764 0.811 0.000 1.115
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.513 -0.097 0.000
y -0.097 -22.963 0.000
z 0.000 0.000 -22.419
Traceless
 xyz
x -0.822 -0.097 0.000
y -0.097 0.003 0.000
z 0.000 0.000 0.819
Polar
3z2-r21.638
x2-y2-0.550
xy-0.097
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.920 -1.352 0.000
y -1.352 3.261 0.000
z 0.000 0.000 1.461


<r2> (average value of r2) Å2
<r2> 73.046
(<r2>)1/2 8.547