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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: QCISD(T)/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-515.281829
Energy at 298.15K-515.287664
HF Energy-514.627594
Nuclear repulsion energy150.952234
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 QCISD(T)/aug-cc-pVDZ
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 3145 3075        
2 A1 3007 2940        
3 A1 1474 1441        
4 A1 1381 1350        
5 A1 1289 1260        
6 A1 1012 989        
7 A1 699 683        
8 A1 364 356        
9 A2 3067 2999        
10 A2 1448 1416        
11 A2 907 887        
12 A2 96 94        
13 B1 3072 3004        
14 B1 1470 1437        
15 B1 1052 1028        
16 B1 427 418        
17 B1 168 164        
18 B2 3143 3073        
19 B2 3002 2936        
20 B2 1440 1408        
21 B2 1375 1345        
22 B2 1222 1195        
23 B2 928 907        
24 B2 383 375        

Unscaled Zero Point Vibrational Energy (zpe) 17784.2 cm-1
Scaled (by 0.9778) Zero Point Vibrational Energy (zpe) 17389.4 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 QCISD(T)/aug-cc-pVDZ
ABC
0.28648 0.15958 0.10663

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.261
S2 0.000 0.000 1.393
C3 0.000 1.280 -1.077
C4 0.000 -1.280 -1.077
H5 0.000 2.170 -0.429
H6 0.000 -2.170 -0.429
H7 0.890 1.301 -1.736
H8 -0.890 1.301 -1.736
H9 -0.890 -1.301 -1.736
H10 0.890 -1.301 -1.736

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.65431.51811.51812.17652.17652.15912.15912.15912.1591
S21.65432.78222.78222.83392.83393.50423.50423.50423.5042
C31.51812.78222.56041.10053.51041.10821.10822.80892.8089
C41.51812.78222.56043.51041.10052.80892.80891.10821.1082
H52.17652.83391.10053.51044.34001.80451.80453.81423.8142
H62.17652.83393.51041.10054.34003.81423.81421.80451.8045
H72.15913.50421.10822.80891.80453.81421.78093.15302.6019
H82.15913.50421.10822.80891.80453.81421.78092.60193.1530
H92.15913.50422.80891.10823.81421.80453.15302.60191.7809
H102.15913.50422.80891.10823.81421.80452.60193.15301.7809

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.446 C1 C3 H7 109.605
C1 C3 H8 109.605 C1 C4 H6 111.446
C1 C4 H9 109.605 C1 C4 H10 109.605
S2 C1 C3 122.509 S2 C1 C4 122.509
C3 C1 C4 114.982 H5 C3 H7 109.570
H5 C3 H8 109.570 H6 C4 H9 109.570
H6 C4 H10 109.570 H7 C3 H8 106.938
H9 C4 H10 106.938
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability