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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-515.067042
Energy at 298.15K-515.073035
HF Energy-514.593857
Nuclear repulsion energy153.219955
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 CID/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 3276 3026 3.21      
2 A1 3145 2905 18.00      
3 A1 1585 1464 0.01      
4 A1 1498 1384 7.10      
5 A1 1400 1293 122.01      
6 A1 1085 1002 2.99      
7 A1 749 691 0.78      
8 A1 393 363 0.57      
9 A2 3200 2955 0.00      
10 A2 1555 1437 0.00      
11 A2 980 906 0.00      
12 A2 97 89 0.00      
13 B1 3206 2962 21.94      
14 B1 1577 1456 23.36      
15 B1 1145 1058 0.03      
16 B1 467 431 1.71      
17 B1 167 154 0.51      
18 B2 3275 3025 8.29      
19 B2 3137 2898 2.43      
20 B2 1554 1436 6.08      
21 B2 1489 1375 17.22      
22 B2 1290 1192 6.55      
23 B2 994 918 0.29      
24 B2 409 377 1.13      

Unscaled Zero Point Vibrational Energy (zpe) 18835.2 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 17398.1 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 CID/6-31G*
ABC
0.29355 0.16483 0.10983

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.248
S2 0.000 0.000 1.370
C3 0.000 1.264 -1.061
C4 0.000 -1.264 -1.061
H5 0.000 2.146 -0.428
H6 0.000 -2.146 -0.428
H7 0.878 1.287 -1.711
H8 -0.878 1.287 -1.711
H9 -0.878 -1.287 -1.711
H10 0.878 -1.287 -1.711

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.61761.50351.50352.15332.15332.13732.13732.13732.1373
S21.61762.74032.74032.79942.79943.45253.45253.45253.4525
C31.50352.74032.52871.08543.46841.09241.09242.77512.7751
C41.50352.74032.52873.46841.08542.77512.77511.09241.0924
H52.15332.79941.08543.46844.29161.77631.77633.76823.7682
H62.15332.79943.46841.08544.29163.76823.76821.77631.7763
H72.13733.45251.09242.77511.77633.76821.75543.11522.5735
H82.13733.45251.09242.77511.77633.76821.75542.57353.1152
H92.13733.45252.77511.09243.76821.77633.11522.57351.7554
H102.13733.45252.77511.09243.76821.77632.57353.11521.7554

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.540 C1 C3 H7 109.829
C1 C3 H8 109.829 C1 C4 H6 111.540
C1 C4 H9 109.829 C1 C4 H10 109.829
S2 C1 C3 122.761 S2 C1 C4 122.761
C3 C1 C4 114.479 H5 C3 H7 109.301
H5 C3 H8 109.301 H6 C4 H9 109.301
H6 C4 H10 109.301 H7 C3 H8 106.927
H9 C4 H10 106.927
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability