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All results from a given calculation for C3H6S (Thietane)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-516.080499
Energy at 298.15K-516.087574
Nuclear repulsion energy164.394229
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 mPW1PW91/6-31G**
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' 3181 3026 27.48      
2 A' 3151 2999 6.76      
3 A' 3111 2960 16.60      
4 A' 3096 2946 32.73      
5 A' 1528 1453 1.17      
6 A' 1496 1424 3.30      
7 A' 1275 1213 1.66      
8 A' 1216 1157 1.16      
9 A' 1004 955 3.04      
10 A' 968 921 0.30      
11 A' 866 824 3.85      
12 A' 722 687 3.35      
13 A' 537 511 3.44      
14 A' 145 138 1.91      
15 A" 3176 3022 5.70      
16 A" 3109 2958 58.09      
17 A" 1500 1428 0.00      
18 A" 1326 1262 2.55      
19 A" 1270 1208 8.75      
20 A" 1216 1157 7.31      
21 A" 1053 1002 0.14      
22 A" 1011 962 0.31      
23 A" 837 796 0.07      
24 A" 709 674 2.40      

Unscaled Zero Point Vibrational Energy (zpe) 18750.9 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 17841.4 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 mPW1PW91/6-31G**
ABC
0.33904 0.22227 0.14780

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.351 1.033 0.000
C2 -0.213 -0.300 1.143
C3 -0.213 -0.300 -1.143
C4 -0.213 -1.326 0.000
H5 -1.204 -0.062 1.535
H6 0.475 -0.464 1.972
H7 -1.204 -0.062 -1.535
H8 0.475 -0.464 -1.972
H9 -1.048 -2.032 0.000
H10 0.719 -1.896 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84451.84452.42612.44492.47962.44492.47963.36982.9522
C21.84452.28681.53671.09181.09022.86613.19532.23762.1734
C31.84452.28681.53672.86613.19531.09181.09022.23762.1734
C42.42611.53671.53672.22192.26012.22192.26011.09351.0919
H52.44491.09182.86612.22191.78143.07093.90992.50233.0685
H62.47961.09023.19532.26011.78143.90993.94502.94462.4494
H72.44492.86611.09182.22193.07093.90991.78142.50233.0685
H82.47963.19531.09022.26013.90993.94501.78142.94462.4494
H93.36982.23762.23761.09352.50232.94462.50232.94461.7719
H102.95222.17342.17341.09193.06852.44943.06852.44941.7719

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.236 S1 C2 H5 110.085
S1 C2 H6 112.790 S1 C3 C4 91.236
S1 C3 H7 110.085 S1 C3 H8 112.790
C2 S1 C3 76.616 C2 C4 C3 96.154
C2 C4 H9 115.552 C2 C4 H10 110.400
C3 C4 H9 115.552 C3 C4 H10 110.400
C4 C2 H5 114.343 C4 C2 H6 117.706
C4 C3 H7 114.343 C4 C3 H8 117.706
H5 C2 H6 109.449 H7 C3 H8 109.449
H9 C4 H10 108.346
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.081      
2 C -0.395      
3 C -0.395      
4 C -0.250      
5 H 0.166      
6 H 0.164      
7 H 0.166      
8 H 0.164      
9 H 0.142      
10 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.767 -1.933 0.000 2.079
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.742 -0.364 0.000
y -0.364 -34.064 0.000
z 0.000 0.000 -29.398
Traceless
 xyz
x -1.011 -0.364 0.000
y -0.364 -2.994 0.000
z 0.000 0.000 4.006
Polar
3z2-r28.011
x2-y21.322
xy-0.364
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> 92.849
(<r2>)1/2 9.636