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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: CCSD(T)=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 CCSD(T)=FULL/6-31G*
 hartrees
Energy at 0K-515.196359
Energy at 298.15K-515.202271
HF Energy-514.592893
Nuclear repulsion energy152.062332
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 CCSD(T)=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 3175 3082        
2 A1 3044 2955        
3 A1 1537 1492        
4 A1 1448 1405        
5 A1 1335 1296        
6 A1 1039 1009        
7 A1 713 692        
8 A1 378 367        
9 A2 3100 3009        
10 A2 1512 1467        
11 A2 953 925        
12 A2 107 104        
13 B1 3105 3014        
14 B1 1531 1486        
15 B1 1103 1071        
16 B1 443 430        
17 B1 171 166        
18 B2 3173 3080        
19 B2 3039 2950        
20 B2 1510 1466        
21 B2 1438 1396        
22 B2 1250 1213        
23 B2 963 935        
24 B2 394 382        

Unscaled Zero Point Vibrational Energy (zpe) 18229.7 cm-1
Scaled (by 0.9707) Zero Point Vibrational Energy (zpe) 17695.6 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 CCSD(T)=FULL/6-31G*
ABC
0.29048 0.16196 0.10819

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.255
S2 0.000 0.000 1.383
C3 0.000 1.271 -1.070
C4 0.000 -1.271 -1.070
H5 0.000 2.156 -0.428
H6 0.000 -2.156 -0.428
H7 0.884 1.295 -1.724
H8 -0.884 1.295 -1.724
H9 -0.884 -1.295 -1.724
H10 0.884 -1.295 -1.724

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.63811.50921.50922.16302.16302.14872.14872.14872.1487
S21.63812.76202.76202.81582.81583.48033.48033.48033.4803
C31.50922.76202.54131.09333.48621.10031.10032.79182.7918
C41.50922.76202.54133.48621.09332.79182.79181.10031.1003
H52.16302.81581.09333.48624.31221.78931.78933.79123.7912
H62.16302.81583.48621.09334.31223.79123.79121.78931.7893
H72.14873.48031.10032.79181.78933.79121.76823.13652.5906
H82.14873.48031.10032.79181.78933.79121.76822.59063.1365
H92.14873.48032.79181.10033.79121.78933.13652.59061.7682
H102.14873.48032.79181.10033.79121.78932.59063.13651.7682

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.434 C1 C3 H7 109.868
C1 C3 H8 109.868 C1 C4 H6 111.434
C1 C4 H9 109.868 C1 C4 H10 109.868
S2 C1 C3 122.654 S2 C1 C4 122.654
C3 C1 C4 114.692 H5 C3 H7 109.314
H5 C3 H8 109.314 H6 C4 H9 109.314
H6 C4 H10 109.314 H7 C3 H8 106.934
H9 C4 H10 106.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability