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

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-662.870290
Energy at 298.15K-662.876046
Nuclear repulsion energy320.352479
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 LSDA/6-31G(2df,p)
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 3198 3146 2.13      
2 A 3150 3100 0.76      
3 A 3011 2963 0.44      
4 A 1594 1568 1.03      
5 A 1365 1343 7.02      
6 A 1232 1213 63.64      
7 A 1191 1172 132.61      
8 A 1121 1103 0.42      
9 A 1000 984 0.81      
10 A 964 949 7.30      
11 A 821 808 2.55      
12 A 721 709 40.72      
13 A 616 606 25.20      
14 A 417 410 15.15      
15 A 401 395 8.17      
16 A 3084 3034 0.19      
17 A 1383 1361 163.20      
18 A 1033 1016 1.47      
19 A 908 893 1.75      
20 A 859 846 1.99      
21 A 698 686 51.83      
22 A 413 407 2.91      
23 A 255 251 0.15      
24 A 207 203 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 14819.5 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 14582.4 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 LSDA/6-31G(2df,p)
ABC
0.18111 0.10218 0.09629

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.214 0.446 0.000
O2 0.559 1.079 1.249
O3 0.559 1.079 -1.249
C4 -1.407 -0.263 0.000
H5 -2.400 0.184 0.000
C6 -0.930 -1.513 0.000
H7 -1.478 -2.459 0.000
C8 0.559 -1.350 0.000
H9 1.087 -1.681 0.908
H10 1.087 -1.681 -0.908

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.44201.44201.76962.62762.26903.36161.82852.47232.4723
O21.44202.49842.68813.33413.23974.26872.73092.83083.5429
O31.44202.49842.68813.33413.23974.26872.73093.54292.8308
C41.76962.68812.68811.08971.33772.19632.24583.00883.0088
H52.62763.33413.33411.08972.24582.79923.33304.05764.0576
C62.26903.23973.23971.33772.24581.09271.49772.21812.2181
H73.36164.26874.26872.19632.79921.09272.31902.82952.8295
C81.82852.73092.73092.24583.33301.49772.31901.10171.1017
H92.47232.83083.54293.00884.05762.21812.82951.10171.8168
H102.47233.54292.83083.00884.05762.21812.82951.10171.8168

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 132.099 S1 C4 C6 92.753
S1 C8 C6 85.411 S1 C8 H9 112.707
S1 C8 H10 112.707 O2 S1 O3 120.056
O2 S1 C4 113.252 O2 S1 C8 112.698
O3 S1 C4 113.252 O3 S1 C8 112.698
C4 S1 C8 77.222 C4 C6 H7 129.015
C4 C6 C8 104.614 H5 C4 C6 135.148
C6 C8 H9 116.314 C6 C8 H10 116.314
H7 C6 C8 126.371 H9 C8 H10 111.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.388      
2 O -0.213      
3 O -0.213      
4 C -0.196      
5 H 0.182      
6 C -0.078      
7 H 0.172      
8 C -0.426      
9 H 0.193      
10 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.957 -4.029 0.000 4.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.456 -2.401 0.000
y -2.401 -39.140 0.000
z 0.000 0.000 -45.615
Traceless
 xyz
x 5.922 -2.401 0.000
y -2.401 1.895 0.000
z 0.000 0.000 -7.817
Polar
3z2-r2-15.634
x2-y22.684
xy-2.401
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.735 0.278 0.000
y 0.278 8.946 0.000
z 0.000 0.000 6.200


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