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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-515.178608
Energy at 298.15K-515.184474
HF Energy-514.637490
Nuclear repulsion energy152.661944
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 MP2/6-311G*
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 3200 3041 3.32      
2 A1 3067 2915 16.22      
3 A1 1536 1460 1.29      
4 A1 1438 1366 6.82      
5 A1 1348 1281 86.52      
6 A1 1052 1000 0.20      
7 A1 727 691 0.48      
8 A1 383 364 0.09      
9 A2 3134 2978 0.00      
10 A2 1500 1426 0.00      
11 A2 942 895 0.00      
12 A2 71 67 0.00      
13 B1 3140 2984 20.57      
14 B1 1526 1450 29.85      
15 B1 1097 1043 0.34      
16 B1 447 424 5.31      
17 B1 160 152 0.90      
18 B2 3199 3040 7.93      
19 B2 3061 2909 3.49      
20 B2 1503 1428 7.76      
21 B2 1425 1355 24.14      
22 B2 1245 1183 6.93      
23 B2 959 911 0.41      
24 B2 398 378 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 18278.2 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 17369.8 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 MP2/6-311G*
ABC
0.29211 0.16338 0.10900

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

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 1.377
C3 0.000 1.267 -1.067
C4 0.000 -1.267 -1.067
H5 0.000 2.151 -0.431
H6 0.000 -2.151 -0.431
H7 0.880 1.290 -1.720
H8 -0.880 1.290 -1.720
H9 -0.880 -1.290 -1.720
H10 0.880 -1.290 -1.720

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.62551.50821.50822.15922.15922.14532.14532.14532.1453
S21.62552.75272.75272.81052.81053.46803.46803.46803.4680
C31.50822.75272.53391.08913.47691.09581.09582.78182.7818
C41.50822.75272.53393.47691.08912.78182.78181.09581.0958
H52.15922.81051.08913.47694.30291.78201.78203.77853.7785
H62.15922.81053.47691.08914.30293.77853.77851.78201.7820
H72.14533.46801.09582.78181.78203.77851.75983.12312.5801
H82.14533.46801.09582.78181.78203.77851.75982.58013.1231
H92.14533.46802.78181.09583.77851.78203.12312.58011.7598
H102.14533.46802.78181.09583.77851.78202.58013.12311.7598

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.448 C1 C3 H7 109.930
C1 C3 H8 109.930 C1 C4 H6 111.448
C1 C4 H9 109.930 C1 C4 H10 109.930
S2 C1 C3 122.858 S2 C1 C4 122.858
C3 C1 C4 114.284 H5 C3 H7 109.295
H5 C3 H8 109.295 H6 C4 H9 109.295
H6 C4 H10 109.295 H7 C3 H8 106.827
H9 C4 H10 106.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability