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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: MP2=FULL/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=FULL/6-31G*
 hartrees
Energy at 0K-515.131244
Energy at 298.15K-515.137188
HF Energy-514.593541
Nuclear repulsion energy152.809534
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=FULL/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 3229 3043 2.27      
2 A1 3095 2916 13.23      
3 A1 1556 1466 1.32      
4 A1 1460 1375 6.00      
5 A1 1365 1286 74.36      
6 A1 1059 998 0.08      
7 A1 732 690 0.25      
8 A1 385 363 0.24      
9 A2 3163 2980 0.00      
10 A2 1528 1440 0.00      
11 A2 960 904 0.00      
12 A2 103 97 0.00      
13 B1 3168 2985 16.62      
14 B1 1550 1460 23.08      
15 B1 1117 1053 0.02      
16 B1 452 426 2.64      
17 B1 168 158 0.80      
18 B2 3228 3042 6.92      
19 B2 3090 2911 2.13      
20 B2 1528 1440 5.53      
21 B2 1449 1365 20.73      
22 B2 1263 1190 7.55      
23 B2 972 916 0.50      
24 B2 400 377 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 18509.8 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 17440.0 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=FULL/6-31G*
ABC
0.29283 0.16378 0.10929

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.252
S2 0.000 0.000 1.375
C3 0.000 1.265 -1.064
C4 0.000 -1.265 -1.064
H5 0.000 2.148 -0.425
H6 0.000 -2.148 -0.425
H7 0.880 1.291 -1.716
H8 -0.880 1.291 -1.716
H9 -0.880 -1.291 -1.716
H10 0.880 -1.291 -1.716

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.62691.50321.50322.15522.15522.14132.14132.14132.1413
S21.62692.74732.74732.80272.80273.46353.46353.46353.4635
C31.50322.74732.53061.08973.47281.09611.09612.78112.7811
C41.50322.74732.53063.47281.08972.78112.78111.09611.0961
H52.15522.80271.08973.47284.29661.78251.78253.77753.7775
H62.15522.80273.47281.08974.29663.77753.77751.78251.7825
H72.14133.46351.09612.78111.78253.77751.76083.12492.5816
H82.14133.46351.09612.78111.78253.77751.76082.58163.1249
H92.14133.46352.78111.09613.77751.78253.12492.58161.7608
H102.14133.46352.78111.09613.77751.78252.58163.12491.7608

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.445 C1 C3 H7 109.937
C1 C3 H8 109.937 C1 C4 H6 111.445
C1 C4 H9 109.937 C1 C4 H10 109.937
S2 C1 C3 122.679 S2 C1 C4 122.679
C3 C1 C4 114.642 H5 C3 H7 109.269
H5 C3 H8 109.269 H6 C4 H9 109.269
H6 C4 H10 109.269 H7 C3 H8 106.872
H9 C4 H10 106.872
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability