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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-476.735917
Energy at 298.15K-476.739652
HF Energy-476.735917
Nuclear repulsion energy92.206943
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 B97D3/6-31G*
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' 3109 3048 12.24      
2 A' 3017 2958 35.80      
3 A' 2967 2909 6.19      
4 A' 1477 1448 3.12      
5 A' 1381 1354 17.85      
6 A' 1371 1344 67.31      
7 A' 1145 1123 44.52      
8 A' 1074 1053 8.25      
9 A' 820 804 0.84      
10 A' 392 384 1.84      
11 A" 3019 2960 10.57      
12 A" 1467 1439 9.94      
13 A" 1027 1007 1.84      
14 A" 751 736 15.30      
15 A" 154 151 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 11585.6 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 11358.5 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 B97D3/6-31G*
ABC
1.62702 0.18805 0.17402

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.625 0.000
C2 -1.495 0.724 0.000
S3 0.880 -0.751 0.000
H4 0.520 1.596 0.000
H5 -1.970 -0.263 0.000
H6 -1.830 1.298 0.882
H7 -1.830 1.298 -0.882

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49781.63341.10152.16102.14002.1400
C21.49782.79552.19471.09591.10411.1041
S31.63342.79552.37492.89153.51003.5100
H41.10152.19472.37493.10732.52742.5274
H52.16101.09592.89153.10731.79811.7981
H62.14001.10413.51002.52741.79811.7635
H72.14001.10413.51002.52741.79811.7635

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.922 C1 C2 H6 109.741
C1 C2 H7 109.741 C2 C1 S3 126.395
C2 C1 H4 114.341 S3 C1 H4 119.264
H5 C2 H6 109.634 H5 C2 H7 109.634
H6 C2 H7 105.994
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.177      
2 C -0.478      
3 S -0.086      
4 H 0.182      
5 H 0.193      
6 H 0.183      
7 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.773 1.980 0.000 2.658
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.078 -0.565 0.000
y -0.565 -24.903 0.000
z 0.000 0.000 -25.580
Traceless
 xyz
x -0.836 -0.565 0.000
y -0.565 0.925 0.000
z 0.000 0.000 -0.089
Polar
3z2-r2-0.179
x2-y2-1.174
xy-0.565
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.411 -2.027 0.000
y -2.027 6.638 0.000
z 0.000 0.000 3.478


<r2> (average value of r2) Å2
<r2> 74.638
(<r2>)1/2 8.639