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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: MP2/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-515.259719
Energy at 298.15K-515.265621
HF Energy-514.615971
Nuclear repulsion energy152.924698
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(2df,p)
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 3231 3051 0.87      
2 A1 3092 2921 8.46      
3 A1 1520 1436 0.19      
4 A1 1414 1336 3.40      
5 A1 1336 1262 90.42      
6 A1 1042 984 0.11      
7 A1 723 683 0.22      
8 A1 371 351 0.32      
9 A2 3164 2988 0.00      
10 A2 1492 1409 0.00      
11 A2 929 878 0.00      
12 A2 100 95 0.00      
13 B1 3169 2993 7.84      
14 B1 1515 1431 18.98      
15 B1 1084 1024 0.00      
16 B1 445 420 1.85      
17 B1 171 161 0.68      
18 B2 3229 3050 3.75      
19 B2 3087 2916 1.12      
20 B2 1487 1404 4.74      
21 B2 1404 1326 17.19      
22 B2 1239 1170 8.10      
23 B2 945 893 0.98      
24 B2 389 367 1.23      

Unscaled Zero Point Vibrational Energy (zpe) 18289.4 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 17274.4 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(2df,p)
ABC
0.29316 0.16400 0.10940

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

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 1.374
C3 0.000 1.265 -1.063
C4 0.000 -1.265 -1.063
H5 0.000 2.149 -0.429
H6 0.000 -2.149 -0.429
H7 0.877 1.285 -1.717
H8 -0.877 1.285 -1.717
H9 -0.877 -1.285 -1.717
H10 0.877 -1.285 -1.717

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.62461.50371.50372.15642.15642.13792.13792.13792.1379
S21.62462.74582.74582.80512.80513.46023.46023.46023.4602
C31.50372.74582.53091.08743.47281.09421.09422.77542.7754
C41.50372.74582.53093.47281.08742.77542.77541.09421.0942
H52.15642.80511.08743.47284.29801.78151.78153.77123.7712
H62.15642.80513.47281.08744.29803.77123.77121.78151.7815
H72.13793.46021.09422.77541.78153.77121.75463.11222.5705
H82.13793.46021.09422.77541.78153.77121.75462.57053.1122
H92.13793.46022.77541.09423.77121.78153.11222.57051.7546
H102.13793.46022.77541.09423.77121.78152.57053.11221.7546

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.645 C1 C3 H7 109.749
C1 C3 H8 109.749 C1 C4 H6 111.645
C1 C4 H9 109.749 C1 C4 H10 109.749
S2 C1 C3 122.695 S2 C1 C4 122.695
C3 C1 C4 114.610 H5 C3 H7 109.486
H5 C3 H8 109.486 H6 C4 H9 109.486
H6 C4 H10 109.486 H7 C3 H8 106.593
H9 C4 H10 106.593
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability