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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: CCSD(T)/TZVP

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)/TZVP
 hartrees
Energy at 0K-515.299871
Energy at 298.15K 
HF Energy-514.651383
Nuclear repulsion energy151.996466
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)/TZVP
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 3168 3049        
2 A1 3036 2922        
3 A1 1512 1455        
4 A1 1422 1369        
5 A1 1307 1258        
6 A1 1028 989        
7 A1 700 674        
8 A1 369 356        
9 A2 3091 2976        
10 A2 1472 1417        
11 A2 920 886        
12 A2 34i 33i        
13 B1 3096 2980        
14 B1 1493 1437        
15 B1 1082 1041        
16 B1 426 410        
17 B1 155 149        
18 B2 3165 3047        
19 B2 3031 2917        
20 B2 1481 1426        
21 B2 1412 1359        
22 B2 1227 1181        
23 B2 947 912        
24 B2 388 373        

Unscaled Zero Point Vibrational Energy (zpe) 17947.5 cm-1
Scaled (by 0.9625) 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 CCSD(T)/TZVP
ABC
0.29112 0.16128 0.10795

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.257
S2 0.000 0.000 1.386
C3 0.000 1.270 -1.072
C4 0.000 -1.270 -1.072
H5 0.000 2.154 -0.436
H6 0.000 -2.154 -0.436
H7 0.882 1.290 -1.724
H8 -0.882 1.290 -1.724
H9 -0.882 -1.290 -1.724
H10 0.882 -1.290 -1.724

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.64281.50951.50952.16152.16152.14302.14302.14302.1430
S21.64282.76722.76722.82162.82163.48023.48023.48023.4802
C31.50952.76722.54021.08893.48271.09621.09622.78462.7846
C41.50952.76722.54023.48271.08892.78462.78461.09621.0962
H52.16152.82161.08893.48274.30801.78371.78373.78073.7807
H62.16152.82163.48271.08894.30803.78073.78071.78371.7837
H72.14303.48021.09622.78461.78373.78071.76313.12442.5794
H82.14303.48021.09622.78461.78373.78071.76312.57943.1244
H92.14303.48022.78461.09623.78071.78373.12442.57941.7631
H102.14303.48022.78461.09623.78071.78372.57943.12441.7631

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.554 C1 C3 H7 109.639
C1 C3 H8 109.639 C1 C4 H6 111.554
C1 C4 H9 109.639 C1 C4 H10 109.639
S2 C1 C3 122.710 S2 C1 C4 122.710
C3 C1 C4 114.580 H5 C3 H7 109.422
H5 C3 H8 109.422 H6 C4 H9 109.422
H6 C4 H10 109.422 H7 C3 H8 107.057
H9 C4 H10 107.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability