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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: M06-2X/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at M06-2X/TZVP
 hartrees
Energy at 0K-476.755726
Energy at 298.15K-476.759528
HF Energy-476.755726
Nuclear repulsion energy93.078505
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 M06-2X/TZVP
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' 3158 2988 5.11      
2 A' 3112 2945 12.68      
3 A' 3044 2880 1.67      
4 A' 1491 1411 7.20      
5 A' 1403 1327 60.91      
6 A' 1389 1315 22.43      
7 A' 1184 1121 40.43      
8 A' 1094 1036 6.58      
9 A' 850 805 1.13      
10 A' 398 377 1.80      
11 A" 3107 2940 3.55      
12 A" 1474 1395 12.22      
13 A" 1050 993 5.14      
14 A" 758 717 15.13      
15 A" 163 154 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 11838.1 cm-1
Scaled (by 0.9462) Zero Point Vibrational Energy (zpe) 11201.2 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 M06-2X/TZVP
ABC
1.63789 0.19216 0.17760

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.622 0.000
C2 -1.488 0.704 0.000
S3 0.875 -0.736 0.000
H4 0.517 1.583 0.000
H5 -1.940 -0.286 0.000
H6 -1.825 1.264 0.877
H7 -1.825 1.264 -0.877

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49041.61571.09102.14142.12412.1241
C21.49042.76732.18941.08751.09401.0940
S31.61572.76732.34652.85043.47283.4728
H41.09102.18942.34653.08642.52102.5210
H52.14141.08752.85043.08641.78451.7845
H62.12411.09403.47282.52101.78451.7545
H72.12411.09403.47282.52101.78451.7545

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.380 C1 C2 H6 109.596
C1 C2 H7 109.596 C2 C1 S3 125.935
C2 C1 H4 115.140 S3 C1 H4 118.926
H5 C2 H6 109.768 H5 C2 H7 109.768
H6 C2 H7 106.616
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.189      
2 C -0.370      
3 S -0.068      
4 H 0.167      
5 H 0.153      
6 H 0.153      
7 H 0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.647 1.840 0.000 2.469
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.768 -0.552 0.000
y -0.552 -25.380 0.000
z 0.000 0.000 -26.155
Traceless
 xyz
x -1.000 -0.552 0.000
y -0.552 1.081 0.000
z 0.000 0.000 -0.081
Polar
3z2-r2-0.162
x2-y2-1.388
xy-0.552
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.779 -2.062 0.000
y -2.062 7.211 0.000
z 0.000 0.000 4.104


<r2> (average value of r2) Å2
<r2> 73.817
(<r2>)1/2 8.592