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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: MP2/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G**
 hartrees
Energy at 0K-515.153555
Energy at 298.15K-515.159491
HF Energy-514.603559
Nuclear repulsion energy152.831932
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 MP2/6-31G**
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 3257 3050 3.16      
2 A1 3118 2920 15.62      
3 A1 1551 1452 0.70      
4 A1 1449 1357 3.84      
5 A1 1361 1275 69.71      
6 A1 1056 989 0.08      
7 A1 730 684 0.29      
8 A1 382 358 0.17      
9 A2 3191 2989 0.00      
10 A2 1524 1427 0.00      
11 A2 951 891 0.00      
12 A2 100 94 0.00      
13 B1 3197 2994 19.66      
14 B1 1546 1448 19.02      
15 B1 1109 1038 0.26      
16 B1 447 419 2.21      
17 B1 169 158 0.72      
18 B2 3255 3049 8.33      
19 B2 3112 2915 3.09      
20 B2 1523 1426 4.12      
21 B2 1439 1347 15.11      
22 B2 1257 1177 7.70      
23 B2 965 904 0.78      
24 B2 397 372 0.83      

Unscaled Zero Point Vibrational Energy (zpe) 18542.1 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 17364.7 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 MP2/6-31G**
ABC
0.29319 0.16350 0.10919

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.251
S2 0.000 0.000 1.376
C3 0.000 1.265 -1.066
C4 0.000 -1.265 -1.066
H5 0.000 2.146 -0.431
H6 0.000 -2.146 -0.431
H7 0.877 1.287 -1.715
H8 -0.877 1.287 -1.715
H9 -0.877 -1.287 -1.715
H10 0.877 -1.287 -1.715

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.62731.50481.50482.15402.15402.13792.13792.13792.1379
S21.62732.75002.75002.80602.80603.46173.46173.46173.4617
C31.50482.75002.53071.08573.47031.09201.09202.77642.7764
C41.50482.75002.53073.47031.08572.77642.77641.09201.0920
H52.15402.80601.08573.47034.29291.77671.77673.76963.7696
H62.15402.80603.47031.08574.29293.76963.76961.77671.7767
H72.13793.46171.09202.77641.77673.76961.75493.11582.5747
H82.13793.46171.09202.77641.77673.76961.75492.57473.1158
H92.13793.46172.77641.09203.76961.77673.11582.57471.7549
H102.13793.46172.77641.09203.76961.77672.57473.11581.7549

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.483 C1 C3 H7 109.811
C1 C3 H8 109.811 C1 C4 H6 111.483
C1 C4 H9 109.811 C1 C4 H10 109.811
S2 C1 C3 122.765 S2 C1 C4 122.765
C3 C1 C4 114.471 H5 C3 H7 109.347
H5 C3 H8 109.347 H6 C4 H9 109.347
H6 C4 H10 109.347 H7 C3 H8 106.931
H9 C4 H10 106.931
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability