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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-513.524482
Energy at 298.15K-513.530375
HF Energy-513.524482
Nuclear repulsion energy152.283162
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 B3PW91/3-21G*
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 3046 0.95      
2 A1 3042 2919 10.02      
3 A1 1547 1484 0.98      
4 A1 1449 1390 5.47      
5 A1 1320 1266 147.02      
6 A1 1037 995 5.97      
7 A1 708 679 0.21      
8 A1 381 365 0.52      
9 A2 3088 2963 0.00      
10 A2 1523 1461 0.00      
11 A2 962 923 0.00      
12 A2 95 91 0.00      
13 B1 3096 2970 12.73      
14 B1 1548 1485 33.08      
15 B1 1110 1065 2.02      
16 B1 450 431 4.55      
17 B1 161 154 1.92      
18 B2 3173 3044 7.92      
19 B2 3034 2911 0.42      
20 B2 1514 1453 7.69      
21 B2 1430 1372 32.14      
22 B2 1211 1161 15.61      
23 B2 950 911 1.52      
24 B2 395 379 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 18197.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 17459.0 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 B3PW91/3-21G*
ABC
0.29134 0.16234 0.10848

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.250
S2 0.000 0.000 1.380
C3 0.000 1.269 -1.070
C4 0.000 -1.269 -1.070
H5 0.000 2.154 -0.430
H6 0.000 -2.154 -0.430
H7 0.884 1.288 -1.723
H8 -0.884 1.288 -1.723
H9 -0.884 -1.288 -1.723
H10 0.884 -1.288 -1.723

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.62991.51121.51122.16162.16162.14802.14802.14802.1480
S21.62992.75942.75942.81412.81413.47483.47483.47483.4748
C31.51122.75942.53851.09163.48251.09971.09972.78402.7840
C41.51122.75942.53853.48251.09162.78402.78401.09971.0997
H52.16162.81411.09163.48254.30811.78961.78963.78213.7821
H62.16162.81413.48251.09164.30813.78213.78211.78961.7896
H72.14803.47481.09972.78401.78963.78211.76863.12542.5768
H82.14803.47481.09972.78401.78963.78211.76862.57683.1254
H92.14803.47482.78401.09973.78211.78963.12542.57681.7686
H102.14803.47482.78401.09973.78211.78962.57683.12541.7686

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.280 C1 C3 H7 109.703
C1 C3 H8 109.703 C1 C4 H6 111.280
C1 C4 H9 109.703 C1 C4 H10 109.703
S2 C1 C3 122.870 S2 C1 C4 122.870
C3 C1 C4 114.260 H5 C3 H7 109.505
H5 C3 H8 109.505 H6 C4 H9 109.505
H6 C4 H10 109.505 H7 C3 H8 107.048
H9 C4 H10 107.048
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.155      
2 S -0.008      
3 C -0.651      
4 C -0.651      
5 H 0.254      
6 H 0.254      
7 H 0.239      
8 H 0.239      
9 H 0.239      
10 H 0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -2.965 2.965
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.376 0.000 0.000
y 0.000 -31.922 0.000
z 0.000 0.000 -32.719
Traceless
 xyz
x -0.056 0.000 0.000
y 0.000 0.626 0.000
z 0.000 0.000 -0.570
Polar
3z2-r2-1.140
x2-y2-0.455
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.474 0.000 0.000
y 0.000 5.939 0.000
z 0.000 0.000 9.680


<r2> (average value of r2) Å2
<r2> 115.421
(<r2>)1/2 10.743