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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-665.251797
Energy at 298.15K-665.257710
Nuclear repulsion energy318.684858
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/cc-pVTZ
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 3249 3124 0.82      
2 A 3204 3081 1.09      
3 A 3080 2962 3.08      
4 A 1623 1560 1.48      
5 A 1444 1389 4.79      
6 A 1280 1231 36.92      
7 A 1208 1162 122.81      
8 A 1159 1114 78.72      
9 A 1041 1001 1.31      
10 A 974 936 5.31      
11 A 844 812 2.88      
12 A 731 703 46.44      
13 A 623 599 32.75      
14 A 425 409 17.99      
15 A 407 392 11.68      
16 A 3148 3027 0.19      
17 A 1358 1305 214.47      
18 A 1085 1044 1.08      
19 A 947 911 1.97      
20 A 912 877 3.45      
21 A 725 697 59.19      
22 A 435 418 1.46      
23 A 265 255 0.21      
24 A 212 204 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 15188.9 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 14605.7 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 B3PW91/cc-pVTZ
ABC
0.18059 0.10050 0.09474

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.217 0.451 0.000
O2 0.562 1.094 1.252
O3 0.562 1.094 -1.252
C4 -1.414 -0.283 0.000
H5 -2.400 0.157 0.000
C6 -0.937 -1.526 0.000
H7 -1.481 -2.462 0.000
C8 0.562 -1.361 0.000
H9 1.080 -1.690 0.900
H10 1.080 -1.690 -0.900

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.44921.44921.78782.63292.28863.37111.84482.47792.4779
O21.44922.50402.71413.34923.26754.28742.75602.85353.5568
O31.44922.50402.71413.34923.26754.28742.75603.55682.8535
C41.78782.71412.71411.07981.33102.17942.25063.00173.0017
H52.63293.34923.34921.07982.22962.77473.32814.04134.0413
C62.28863.26753.26751.33102.22961.08241.50782.21512.2151
H73.37114.28744.28742.17942.77471.08242.32042.82252.8225
C81.84482.75602.75602.25063.32811.50782.32041.08971.0897
H92.47792.85353.55683.00174.04132.21512.82251.08971.8006
H102.47793.55682.85353.00174.04132.21512.82251.08971.8006

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 131.725 S1 C4 C6 93.250
S1 C8 C6 85.474 S1 C8 H9 112.669
S1 C8 H10 112.669 O2 S1 O3 119.522
O2 S1 C4 113.542 O2 S1 C8 113.030
O3 S1 C4 113.542 O3 S1 C8 113.030
C4 S1 C8 76.550 C4 C6 H7 128.828
C4 C6 C8 104.726 H5 C4 C6 135.025
C6 C8 H9 116.107 C6 C8 H10 116.107
H7 C6 C8 126.446 H9 C8 H10 111.421
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.768      
2 O -0.430      
3 O -0.430      
4 C -0.124      
5 H 0.126      
6 C -0.141      
7 H 0.135      
8 C -0.138      
9 H 0.116      
10 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.123 -4.413 0.000 4.897
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.893 -2.654 0.000
y -2.654 -39.848 0.000
z 0.000 0.000 -47.026
Traceless
 xyz
x 6.544 -2.654 0.000
y -2.654 2.112 0.000
z 0.000 0.000 -8.656
Polar
3z2-r2-17.312
x2-y22.954
xy-2.654
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> 147.469
(<r2>)1/2 12.144