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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: CCSD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD(T)/6-31G*
 hartrees
Energy at 0K-515.171827
Energy at 298.15K-515.177728
HF Energy-514.592762
Nuclear repulsion energy151.909093
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 CCSD(T)/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 A1 3174 3054        
2 A1 3043 2928        
3 A1 1537 1479        
4 A1 1447 1392        
5 A1 1332 1282        
6 A1 1037 998        
7 A1 711 684        
8 A1 377 363        
9 A2 3099 2982        
10 A2 1511 1454        
11 A2 951 915        
12 A2 106 102        
13 B1 3105 2987        
14 B1 1530 1472        
15 B1 1102 1061        
16 B1 441 424        
17 B1 169 163        
18 B2 3172 3052        
19 B2 3038 2923        
20 B2 1510 1452        
21 B2 1436 1382        
22 B2 1248 1201        
23 B2 962 925        
24 B2 393 378        

Unscaled Zero Point Vibrational Energy (zpe) 18215.1 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 17524.8 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 CCSD(T)/6-31G*
ABC
0.28988 0.16160 0.10795

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.256
S2 0.000 0.000 1.384
C3 0.000 1.272 -1.071
C4 0.000 -1.272 -1.071
H5 0.000 2.157 -0.429
H6 0.000 -2.157 -0.429
H7 0.885 1.297 -1.725
H8 -0.885 1.297 -1.725
H9 -0.885 -1.297 -1.725
H10 0.885 -1.297 -1.725

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.64011.51091.51092.16432.16432.15022.15022.15022.1502
S21.64012.76532.76532.81812.81813.48343.48343.48343.4834
C31.51092.76532.54431.09363.48911.10061.10062.79452.7945
C41.51092.76532.54433.48911.09362.79452.79451.10061.1006
H52.16432.81811.09363.48914.31471.79011.79013.79393.7939
H62.16432.81813.48911.09364.31473.79393.79391.79011.7901
H72.15023.48341.10062.79451.79013.79391.76913.13922.5932
H82.15023.48341.10062.79451.79013.79391.76912.59323.1392
H92.15023.48342.79451.10063.79391.79013.13922.59321.7691
H102.15023.48342.79451.10063.79391.79012.59323.13921.7691

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.389 C1 C3 H7 109.848
C1 C3 H8 109.848 C1 C4 H6 111.389
C1 C4 H9 109.848 C1 C4 H10 109.848
S2 C1 C3 122.652 S2 C1 C4 122.652
C3 C1 C4 114.696 H5 C3 H7 109.340
H5 C3 H8 109.340 H6 C4 H9 109.340
H6 C4 H10 109.340 H7 C3 H8 106.971
H9 C4 H10 106.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability