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 CH3CSCH3 (Thioacetone)

using model chemistry: M06-2X/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/3-21G
 hartrees
Energy at 0K-513.401554
Energy at 298.15K-513.407763
HF Energy-513.401554
Nuclear repulsion energy151.453715
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3221 3088 0.00      
2 A1 3087 2960 4.53      
3 A1 1559 1494 2.46      
4 A1 1468 1407 9.54      
5 A1 1309 1255 127.67      
6 A1 1036 993 10.78      
7 A1 696 667 2.35      
8 A1 393 376 0.64      
9 A2 3129 3000 0.00      
10 A2 1542 1478 0.00      
11 A2 981 940 0.00      
12 A2 202 194 0.00      
13 B1 3137 3007 7.38      
14 B1 1565 1501 33.83      
15 B1 1124 1077 1.05      
16 B1 455 436 3.81      
17 B1 236 227 1.99      
18 B2 3219 3087 5.30      
19 B2 3080 2953 0.00      
20 B2 1531 1467 9.03      
21 B2 1452 1392 32.32      
22 B2 1245 1193 15.17      
23 B2 980 940 1.05      
24 B2 386 371 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 18516.6 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 17751.8 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/3-21G
ABC
0.29138 0.15936 0.10714

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.268
S2 0.000 0.000 1.395
C3 0.000 1.270 -1.078
C4 0.000 -1.270 -1.078
H5 0.000 2.150 -0.436
H6 0.000 -2.150 -0.436
H7 0.884 1.289 -1.729
H8 -0.884 1.289 -1.729
H9 -0.884 -1.289 -1.729
H10 0.884 -1.289 -1.729

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.66361.50581.50582.15682.15682.13932.13932.13932.1393
S21.66362.78002.78002.82432.82433.49373.49373.49373.4937
C31.50582.78002.53941.08983.47971.09811.09812.78402.7840
C41.50582.78002.53943.47971.08982.78402.78401.09811.0981
H52.15682.82431.08983.47974.30061.78801.78803.77903.7790
H62.15682.82433.47971.08984.30063.77903.77901.78801.7880
H72.13933.49371.09812.78401.78803.77901.76733.12512.5774
H82.13933.49371.09812.78401.78803.77901.76732.57743.1251
H92.13933.49372.78401.09813.77901.78803.12512.57741.7673
H102.13933.49372.78401.09813.77901.78802.57743.12511.7673

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.387 C1 C3 H7 109.488
C1 C3 H8 109.488 C1 C4 H6 111.387
C1 C4 H9 109.488 C1 C4 H10 109.488
S2 C1 C3 122.517 S2 C1 C4 122.517
C3 C1 C4 114.966 H5 C3 H7 109.614
H5 C3 H8 109.614 H6 C4 H9 109.614
H6 C4 H10 109.614 H7 C3 H8 107.154
H9 C4 H10 107.154
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.405      
2 S 0.165      
3 C -0.575      
4 C -0.575      
5 H 0.241      
6 H 0.241      
7 H 0.227      
8 H 0.227      
9 H 0.227      
10 H 0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.200 3.200
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.725 0.000 0.000
y 0.000 -32.181 0.000
z 0.000 0.000 -33.688
Traceless
 xyz
x 0.209 0.000 0.000
y 0.000 1.026 0.000
z 0.000 0.000 -1.235
Polar
3z2-r2-2.471
x2-y2-0.545
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.249 0.000 0.000
y 0.000 5.554 0.000
z 0.000 0.000 9.694


<r2> (average value of r2) Å2
<r2> 116.751
(<r2>)1/2 10.805