return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: M06-2X/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-476.726161
Energy at 298.15K-476.729968
HF Energy-476.726161
Nuclear repulsion energy92.786215
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/cc-pVDZ
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' 3176 3176 4.60      
2 A' 3121 3121 18.21      
3 A' 3050 3050 3.37      
4 A' 1463 1463 11.07      
5 A' 1384 1384 72.98      
6 A' 1360 1360 12.57      
7 A' 1185 1185 28.77      
8 A' 1083 1083 6.32      
9 A' 854 854 1.83      
10 A' 395 395 2.27      
11 A" 3122 3122 4.09      
12 A" 1439 1439 11.17      
13 A" 1034 1034 2.52      
14 A" 752 752 14.93      
15 A" 175 175 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 11796.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11796.5 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 M06-2X/cc-pVDZ
ABC
1.62243 0.19131 0.17677

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.623 0.000
C2 -1.491 0.704 0.000
S3 0.877 -0.738 0.000
H4 0.519 1.594 0.000
H5 -1.945 -0.294 0.000
H6 -1.830 1.271 0.883
H7 -1.830 1.271 -0.883

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.49331.61881.10132.15042.13282.1328
C21.49332.77262.19821.09631.10251.1025
S31.61882.77262.35942.85723.48463.4846
H41.10132.19822.35943.10432.53022.5302
H52.15041.09632.85723.10431.80001.8000
H62.13281.10253.48462.53021.80001.7660
H72.13281.10253.48462.53021.80001.7660

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.359 C1 C2 H6 109.573
C1 C2 H7 109.573 C2 C1 S3 125.930
C2 C1 H4 114.986 S3 C1 H4 119.084
H5 C2 H6 109.893 H5 C2 H7 109.893
H6 C2 H7 106.426
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.143      
2 C -0.045      
3 S -0.086      
4 H 0.070      
5 H 0.062      
6 H 0.071      
7 H 0.071      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.564 1.766 0.000 2.359
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.249 -0.635 0.000
y -0.635 -24.934 0.000
z 0.000 0.000 -25.780
Traceless
 xyz
x -0.892 -0.635 0.000
y -0.635 1.080 0.000
z 0.000 0.000 -0.189
Polar
3z2-r2-0.377
x2-y2-1.315
xy-0.635
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.321 -1.979 0.000
y -1.979 6.598 0.000
z 0.000 0.000 3.458


<r2> (average value of r2) Å2
<r2> 73.852
(<r2>)1/2 8.594