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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-514.849828
Energy at 298.15K 
HF Energy-514.521191
Nuclear repulsion energy149.053422
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/SDD
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 3151 3042 9.16      
2 A1 3008 2904 30.42      
3 A1 1534 1481 7.51      
4 A1 1453 1402 8.55      
5 A1 1314 1269 47.81      
6 A1 1032 996 0.18      
7 A1 681 657 0.39      
8 A1 373 360 0.25      
9 A2 3090 2982 0.00      
10 A2 1509 1456 0.00      
11 A2 961 928 0.00      
12 A2 62i 59i 0.00      
13 B1 3096 2988 47.36      
14 B1 1525 1472 28.95      
15 B1 1111 1073 0.49      
16 B1 438 423 6.36      
17 B1 145 140 0.95      
18 B2 3148 3039 21.67      
19 B2 3004 2900 10.02      
20 B2 1513 1460 7.36      
21 B2 1441 1391 22.30      
22 B2 1235 1192 16.44      
23 B2 967 934 0.49      
24 B2 391 377 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 18028.2 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 17402.6 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 MP2/SDD
ABC
0.28082 0.15438 0.10354

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.269
S2 0.000 0.000 1.418
C3 0.000 1.294 -1.097
C4 0.000 -1.294 -1.097
H5 0.000 2.184 -0.449
H6 0.000 -2.184 -0.449
H7 0.892 1.322 -1.752
H8 -0.892 1.322 -1.752
H9 -0.892 -1.322 -1.752
H10 0.892 -1.322 -1.752

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.68701.53581.53582.19142.19142.17782.17782.17782.1778
S21.68702.82802.82802.87342.87343.54873.54873.54873.5487
C31.53582.82802.58741.10083.53741.10751.10752.83992.8399
C41.53582.82802.58743.53741.10082.83992.83991.10751.1075
H52.19142.87341.10083.53744.36791.79941.79943.84483.8448
H62.19142.87343.53741.10084.36793.84483.84481.79941.7994
H72.17783.54871.10752.83991.79943.84481.78433.18902.6431
H82.17783.54871.10752.83991.79943.84481.78432.64313.1890
H92.17783.54872.83991.10753.84481.79943.18902.64311.7843
H102.17783.54872.83991.10753.84481.79942.64313.18901.7843

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.359 C1 C3 H7 109.891
C1 C3 H8 109.891 C1 C4 H6 111.359
C1 C4 H9 109.891 C1 C4 H10 109.891
S2 C1 C3 122.612 S2 C1 C4 122.612
C3 C1 C4 114.777 H5 C3 H7 109.137
H5 C3 H8 109.137 H6 C4 H9 109.137
H6 C4 H10 109.137 H7 C3 H8 107.332
H9 C4 H10 107.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability