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All results from a given calculation for CH3CSCH3 (Thioacetone)

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-516.015602
Energy at 298.15K-516.021399
HF Energy-516.015602
Nuclear repulsion energy151.575683
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 B1B95/6-31G
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 3211 3062 1.54      
2 A1 3059 2917 16.39      
3 A1 1533 1462 1.32      
4 A1 1449 1382 12.25      
5 A1 1314 1253 130.94      
6 A1 1031 983 5.19      
7 A1 711 678 1.95      
8 A1 377 359 0.62      
9 A2 3117 2973 0.00      
10 A2 1510 1440 0.00      
11 A2 955 911 0.00      
12 A2 60 58 0.00      
13 B1 3124 2979 17.54      
14 B1 1530 1459 34.56      
15 B1 1108 1057 0.80      
16 B1 449 428 3.28      
17 B1 142 136 1.64      
18 B2 3209 3061 10.38      
19 B2 3052 2911 1.10      
20 B2 1502 1433 9.45      
21 B2 1437 1371 35.82      
22 B2 1272 1213 14.85      
23 B2 967 923 0.78      
24 B2 389 371 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 18253.8 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 17408.7 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 B1B95/6-31G
ABC
0.29197 0.15972 0.10733

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.279
S2 0.000 0.000 1.395
C3 0.000 1.267 -1.073
C4 0.000 -1.267 -1.073
H5 0.000 2.144 -0.430
H6 0.000 -2.144 -0.430
H7 0.879 1.302 -1.728
H8 -0.879 1.302 -1.728
H9 -0.879 -1.302 -1.728
H10 0.879 -1.302 -1.728

Atom - Atom Distances (Å)
  C1 S2 C3 C4 H5 H6 H7 H8 H9 H10
C11.67381.49561.49562.14912.14912.13752.13752.13752.1375
S21.67382.77462.77462.81532.81533.49623.49623.49623.4962
C31.49562.77462.53411.08763.47101.09651.09652.79292.7929
C41.49562.77462.53413.47101.08762.79292.79291.09651.0965
H52.14912.81531.08763.47104.28751.77971.77973.78563.7856
H62.14912.81533.47101.08764.28753.78563.78561.77971.7797
H72.13753.49621.09652.79291.77973.78561.75723.14122.6038
H82.13753.49621.09652.79291.77973.78561.75722.60383.1412
H92.13753.49622.79291.09653.78561.77973.14122.60381.7572
H102.13753.49622.79291.09653.78561.77972.60383.14121.7572

picture of Thioacetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 111.622 C1 C3 H7 110.143
C1 C3 H8 110.143 C1 C4 H6 111.622
C1 C4 H9 110.143 C1 C4 H10 110.143
S2 C1 C3 122.096 S2 C1 C4 122.096
C3 C1 C4 115.809 H5 C3 H7 109.144
H5 C3 H8 109.144 H6 C4 H9 109.144
H6 C4 H10 109.144 H7 C3 H8 106.501
H9 C4 H10 106.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.241      
2 S 0.036      
3 C -0.471      
4 C -0.471      
5 H 0.201      
6 H 0.201      
7 H 0.186      
8 H 0.186      
9 H 0.186      
10 H 0.186      


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 -3.425 3.425
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.247 0.000 0.000
y 0.000 -31.775 0.000
z 0.000 0.000 -33.510
Traceless
 xyz
x 0.395 0.000 0.000
y 0.000 1.104 0.000
z 0.000 0.000 -1.499
Polar
3z2-r2-2.999
x2-y2-0.472
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.587 0.000 0.000
y 0.000 6.000 0.000
z 0.000 0.000 10.174


<r2> (average value of r2) Å2
<r2> 116.380
(<r2>)1/2 10.788