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All results from a given calculation for C3H4O2S (2H-Thiete-1,1-dioxide)

using model chemistry: B1B95/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B1B95/CEP-31G
 hartrees
Energy at 0K-61.018116
Energy at 298.15K-61.023122
Nuclear repulsion energy114.565336
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/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 3309 3168 3.34      
2 A 3248 3110 1.52      
3 A 3134 3001 2.84      
4 A 1627 1558 0.30      
5 A 1443 1382 8.44      
6 A 1241 1189 21.26      
7 A 1177 1127 10.13      
8 A 1013 970 0.12      
9 A 992 950 12.98      
10 A 836 800 58.81      
11 A 750 718 19.72      
12 A 601 576 35.72      
13 A 514 492 7.45      
14 A 293 280 21.51      
15 A 261 250 16.27      
16 A 3234 3097 0.92      
17 A 1066 1021 11.33      
18 A 950 909 72.96      
19 A 905 867 13.05      
20 A 858 822 38.07      
21 A 725 694 83.28      
22 A 370 354 0.55      
23 A 187 179 0.01      
24 A 162 155 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 14448.7 cm-1
Scaled (by 0.9575) Zero Point Vibrational Energy (zpe) 13834.6 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/CEP-31G
ABC
0.15295 0.08766 0.07861

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.209 0.480 0.000
O2 0.584 1.220 1.420
O3 0.584 1.220 -1.420
C4 -1.487 -0.407 0.000
H5 -2.478 0.039 0.000
C6 -0.930 -1.652 0.000
H7 -1.448 -2.611 0.000
C8 0.584 -1.464 0.000
H9 1.120 -1.745 0.915
H10 1.120 -1.745 -0.915

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.64441.64441.91452.72322.41783.50741.98092.57362.5736
O21.64442.83972.99283.57663.54404.56323.03693.05553.8125
O31.64442.83972.99283.57663.54404.56323.03693.81253.0555
C41.91452.99282.99281.08671.36392.20382.32583.07043.0704
H52.72323.57663.57661.08672.29262.84263.41164.11954.1195
C62.41783.54403.54401.36392.29261.08961.52612.24732.2473
H73.50744.56324.56322.20382.84261.08962.33362.86072.8607
C81.98093.03693.03692.32583.41161.52612.33361.09731.0973
H92.57363.05553.81253.07044.11952.24732.86071.09731.8308
H102.57363.81253.05553.07044.11952.24732.86071.09731.8308

picture of 2H-Thiete-1,1-dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C4 H5 128.139 S1 C4 C6 93.519
S1 C8 C6 86.142 S1 C8 H9 110.123
S1 C8 H10 110.123 O2 S1 O3 119.413
O2 S1 C4 114.265 O2 S1 C8 113.471
O3 S1 C4 114.265 O3 S1 C8 113.471
C4 S1 C8 73.298 C4 C6 H7 127.494
C4 C6 C8 107.042 H5 C4 C6 138.342
C6 C8 H9 116.942 C6 C8 H10 116.942
H7 C6 C8 125.464 H9 C8 H10 113.073
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.547      
2 O -0.443      
3 O -0.443      
4 C -0.225      
5 H 0.321      
6 C -0.180      
7 H 0.309      
8 C -0.356      
9 H 0.234      
10 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.786 -6.521 0.000 7.091
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.906 -3.862 0.000
y -3.862 -41.718 0.000
z 0.000 0.000 -50.969
Traceless
 xyz
x 9.438 -3.862 0.000
y -3.862 2.219 0.000
z 0.000 0.000 -11.657
Polar
3z2-r2-23.314
x2-y24.813
xy-3.862
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.780 0.746 0.000
y 0.746 10.523 0.000
z 0.000 0.000 7.408


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000