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All results from a given calculation for C3H6S (Thietane)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-516.014373
Energy at 298.15K-516.021416
Nuclear repulsion energy164.010556
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 B3PW91/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3161 3029 30.03      
2 A' 3131 3001 6.57      
3 A' 3092 2963 16.86      
4 A' 3076 2948 34.55      
5 A' 1519 1456 1.23      
6 A' 1489 1427 3.02      
7 A' 1265 1213 1.83      
8 A' 1208 1158 1.10      
9 A' 996 954 3.13      
10 A' 959 920 0.31      
11 A' 857 821 3.71      
12 A' 715 686 3.38      
13 A' 533 510 3.56      
14 A' 141 136 1.87      
15 A" 3156 3025 5.93      
16 A" 3090 2961 60.83      
17 A" 1492 1430 0.03      
18 A" 1318 1263 2.42      
19 A" 1261 1209 8.49      
20 A" 1207 1157 7.62      
21 A" 1046 1002 0.13      
22 A" 1003 961 0.28      
23 A" 832 797 0.07      
24 A" 698 669 2.46      

Unscaled Zero Point Vibrational Energy (zpe) 18622.5 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 17847.8 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 B3PW91/6-31G**
ABC
0.33775 0.22110 0.14698

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.346 1.039 0.000
C2 -0.210 -0.303 1.146
C3 -0.210 -0.303 -1.146
C4 -0.210 -1.330 0.000
H5 -1.202 -0.070 1.544
H6 0.484 -0.466 1.973
H7 -1.202 -0.070 -1.544
H8 0.484 -0.466 -1.973
H9 -1.047 -2.036 0.000
H10 0.721 -1.903 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84991.84992.43292.45112.48492.45112.48493.37552.9650
C21.84992.29231.53911.09341.09182.87633.19972.24022.1775
C31.84992.29231.53912.87633.19971.09341.09182.24022.1775
C42.43291.53911.53912.22592.26312.22592.26311.09521.0935
H52.45111.09342.87632.22591.78383.08763.92002.50463.0726
H62.48491.09183.19972.26311.78383.92003.94632.95012.4525
H72.45112.87631.09342.22593.08763.92001.78382.50463.0726
H82.48493.19971.09182.26313.92003.94631.78382.95012.4525
H93.37552.24022.24021.09522.50462.95012.50462.95011.7737
H102.96502.17752.17751.09353.07262.45253.07262.45251.7737

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.287 S1 C2 H5 110.100
S1 C2 H6 112.729 S1 C3 C4 91.287
S1 C3 H7 110.100 S1 C3 H8 112.729
C2 S1 C3 76.570 C2 C4 C3 96.265
C2 C4 H9 115.481 C2 C4 H10 110.464
C3 C4 H9 115.481 C3 C4 H10 110.464
C4 C2 H5 114.397 C4 C2 H6 117.671
C4 C3 H7 114.397 C4 C3 H8 117.671
H5 C2 H6 109.434 H7 C3 H8 109.434
H9 C4 H10 108.273
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.076      
2 C -0.386      
3 C -0.386      
4 C -0.242      
5 H 0.162      
6 H 0.161      
7 H 0.162      
8 H 0.161      
9 H 0.139      
10 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.751 -1.933 0.000 2.074
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.747 -0.352 0.000
y -0.352 -34.052 0.000
z 0.000 0.000 -29.409
Traceless
 xyz
x -1.016 -0.352 0.000
y -0.352 -2.975 0.000
z 0.000 0.000 3.991
Polar
3z2-r27.982
x2-y21.306
xy-0.352
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 93.209
(<r2>)1/2 9.654