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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: QCISD/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/cc-pVDZ
 hartrees
Energy at 0K-515.225452
Energy at 298.15K-515.231303
HF Energy-514.620576
Nuclear repulsion energy151.403425
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/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 3187 3058 4.69      
2 A1 3053 2929 24.03      
3 A1 1492 1431 0.00      
4 A1 1404 1347 3.98      
5 A1 1321 1268 93.67      
6 A1 1028 987 1.64      
7 A1 713 684 0.22      
8 A1 371 356 0.28      
9 A2 3116 2990 0.00      
10 A2 1469 1410 0.00      
11 A2 924 886 0.00      
12 A2 90 86 0.00      
13 B1 3122 2995 24.76      
14 B1 1490 1429 17.35      
15 B1 1074 1030 0.16      
16 B1 436 418 1.54      
17 B1 161 155 0.62      
18 B2 3185 3056 8.97      
19 B2 3047 2923 5.43      
20 B2 1461 1402 5.04      
21 B2 1399 1342 11.71      
22 B2 1238 1187 7.47      
23 B2 942 904 1.01      
24 B2 386 370 1.73      

Unscaled Zero Point Vibrational Energy (zpe) 18053.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 17320.5 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/cc-pVDZ
ABC
0.28829 0.16053 0.10730

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

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 1.389
C3 0.000 1.275 -1.074
C4 0.000 -1.275 -1.074
H5 0.000 2.169 -0.432
H6 0.000 -2.169 -0.432
H7 0.889 1.296 -1.734
H8 -0.889 1.296 -1.734
H9 -0.889 -1.296 -1.734
H10 0.889 -1.296 -1.734

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.64321.51611.51612.17582.17582.15822.15822.15822.1582
S21.64322.77362.77362.83162.83163.49553.49553.49553.4955
C31.51612.77362.55071.10023.50331.10721.10722.79952.7995
C41.51612.77362.55073.50331.10022.79952.79951.10721.1072
H52.17582.83161.10023.50334.33721.80171.80173.80633.8063
H62.17582.83163.50331.10024.33723.80633.80631.80171.8017
H72.15823.49551.10722.79951.80173.80631.77883.14362.5919
H82.15823.49551.10722.79951.80173.80631.77882.59193.1436
H92.15823.49552.79951.10723.80631.80173.14362.59191.7788
H102.15823.49552.79951.10723.80631.80172.59193.14361.7788

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.551 C1 C3 H7 109.728
C1 C3 H8 109.728 C1 C4 H6 111.551
C1 C4 H9 109.728 C1 C4 H10 109.728
S2 C1 C3 122.732 S2 C1 C4 122.732
C3 C1 C4 114.535 H5 C3 H7 109.416
H5 C3 H8 109.416 H6 C4 H9 109.416
H6 C4 H10 109.416 H7 C3 H8 106.886
H9 C4 H10 106.886
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability