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All results from a given calculation for C3H6S (Thietane)

using model chemistry: HF/CEP-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 HF/CEP-31G
 hartrees
Energy at 0K-29.780294
Energy at 298.15K-29.787379
Nuclear repulsion energy64.847243
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 HF/CEP-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' 3370 3037 102.29      
2 A' 3308 2982 25.90      
3 A' 3293 2968 32.38      
4 A' 3252 2931 53.32      
5 A' 1655 1492 0.10      
6 A' 1624 1464 3.60      
7 A' 1405 1266 4.06      
8 A' 1320 1190 0.43      
9 A' 1073 967 8.39      
10 A' 1011 911 0.41      
11 A' 835 752 13.05      
12 A' 828 747 7.81      
13 A' 586 528 7.08      
14 A' 58 52 1.02      
15 A" 3364 3032 0.00      
16 A" 3287 2963 137.03      
17 A" 1627 1466 0.62      
18 A" 1459 1315 24.71      
19 A" 1373 1238 0.00      
20 A" 1365 1230 27.98      
21 A" 1129 1017 0.00      
22 A" 1085 978 1.18      
23 A" 909 819 0.00      
24 A" 700 631 6.62      

Unscaled Zero Point Vibrational Energy (zpe) 19955.7 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 17988.1 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 HF/CEP-31G
ABC
0.32900 0.20982 0.13803

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.000 1.431 0.000
C2 -0.000 -0.066 1.180
C3 -0.000 -0.066 -1.180
C4 0.000 -1.086 0.000
H5 -0.887 -0.066 1.802
H6 0.887 -0.066 1.802
H7 -0.887 -0.066 -1.802
H8 0.887 -0.066 -1.802
H9 -0.879 -1.726 0.000
H10 0.879 -1.726 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.90581.90582.51742.50472.50472.50472.50473.27703.2770
C21.90582.36011.56031.08321.08323.11113.11122.21862.2186
C31.90582.36011.56033.11113.11121.08321.08322.21862.2186
C42.51741.56031.56032.25302.25302.25302.25301.08711.0871
H52.50471.08323.11112.25301.77373.60404.01692.45033.0204
H62.50471.08323.11122.25301.77374.01693.60413.02032.4504
H72.50473.11111.08322.25303.60404.01691.77372.45033.0204
H82.50473.11121.08322.25304.01693.60411.77373.02032.4504
H93.27702.21862.21861.08712.45033.02032.45033.02031.7581
H103.27702.21862.21861.08713.02042.45043.02042.45041.7581

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 92.606 S1 C2 H5 110.826
S1 C2 H6 110.825 S1 C3 C4 92.606
S1 C3 H7 110.826 S1 C3 H8 110.825
C2 S1 C3 76.512 C2 C4 C3 98.275
C2 C4 H9 112.637 C2 C4 H10 112.639
C3 C4 H9 112.637 C3 C4 H10 112.639
C4 C2 H5 115.738 C4 C2 H6 115.737
C4 C3 H7 115.738 C4 C3 H8 115.737
H5 C2 H6 109.913 H7 C3 H8 109.913
H9 C4 H10 107.924
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.100      
2 C -0.447      
3 C -0.447      
4 C -0.076      
5 H 0.158      
6 H 0.158      
7 H 0.158      
8 H 0.158      
9 H 0.120      
10 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 -2.759 0.000 2.759
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.521 0.000 0.000
y 0.000 -36.850 0.000
z 0.000 0.000 -29.350
Traceless
 xyz
x 0.578 0.000 0.000
y 0.000 -5.914 0.000
z 0.000 0.000 5.335
Polar
3z2-r210.671
x2-y24.328
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.234 0.000 0.000
y 0.000 8.071 0.000
z 0.000 0.000 7.453


<r2> (average value of r2) Å2
<r2> 72.391
(<r2>)1/2 8.508