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

using model chemistry: M06-2X/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at M06-2X/3-21G*
 hartrees
Energy at 0K-661.777079
Energy at 298.15K-661.783068
HF Energy-661.777079
Nuclear repulsion energy317.525173
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 M06-2X/3-21G*
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' 3315 3140 3.20      
2 A' 3263 3091 1.85      
3 A' 3136 2971 0.04      
4 A' 1616 1531 3.35      
5 A' 1498 1419 9.43      
6 A' 1302 1233 26.76      
7 A' 1238 1172 117.82      
8 A' 1180 1118 86.97      
9 A' 1084 1027 1.46      
10 A' 954 904 5.32      
11 A' 857 812 0.68      
12 A' 740 701 70.33      
13 A' 644 610 38.36      
14 A' 435 412 17.51      
15 A' 415 394 12.82      
16 A" 3207 3038 0.29      
17 A" 1406 1332 184.83      
18 A" 1127 1067 0.68      
19 A" 1018 964 4.01      
20 A" 947 897 5.86      
21 A" 802 759 90.14      
22 A" 446 422 0.82      
23 A" 264 250 0.24      
24 A" 213 201 1.87      

Unscaled Zero Point Vibrational Energy (zpe) 15552.8 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 14731.6 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 M06-2X/3-21G*
ABC
0.17920 0.09984 0.09404

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.023 0.500 0.000
O2 -0.023 1.232 1.257
O3 -0.023 1.232 -1.257
C4 -1.113 -0.921 0.000
H5 -2.185 -1.015 0.000
C6 -0.108 -1.808 0.000
H7 -0.134 -2.886 0.000
C8 1.147 -0.916 0.000
H9 1.753 -0.969 0.906
H10 1.753 -0.969 -0.906

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.45531.45531.79052.63962.30883.38711.83652.47642.4764
O21.45532.51492.72143.36223.29084.30712.75042.85023.5610
O31.45532.51492.72143.36223.29084.30712.75043.56102.8502
C41.79052.72142.72141.07661.34002.19482.25983.00623.0062
H52.63963.36223.36221.07662.22372.77663.33384.04174.0417
C62.30883.29083.29081.34002.22371.07831.53952.23352.2335
H73.38714.30714.30712.19482.77661.07832.34962.83852.8385
C81.83652.75042.75042.25983.33381.53952.34961.09141.0914
H92.47642.85023.56103.00624.04172.23352.83851.09141.8120
H102.47643.56102.85023.00624.04172.23352.83851.09141.8120

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 132.451 S1 C4 C6 93.934
S1 C8 C6 85.819 S1 C8 H9 113.032
S1 C8 H10 113.032 O2 S1 O3 119.544
O2 S1 C4 113.548 O2 S1 C8 112.830
O3 S1 C4 113.548 O3 S1 C8 112.830
C4 S1 C8 77.063 C4 C6 H7 130.033
C4 C6 C8 103.183 H5 C4 C6 133.614
C6 C8 H9 115.133 C6 C8 H10 115.133
H7 C6 C8 126.784 H9 C8 H10 112.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.257      
2 O -0.452      
3 O -0.452      
4 C -0.502      
5 H 0.253      
6 C -0.172      
7 H 0.252      
8 C -0.719      
9 H 0.268      
10 H 0.268      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.264 -4.760 0.000 4.768
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.497 -0.159 0.000
y -0.159 -41.935 0.000
z 0.000 0.000 -47.704
Traceless
 xyz
x 9.323 -0.159 0.000
y -0.159 -0.335 0.000
z 0.000 0.000 -8.988
Polar
3z2-r2-17.976
x2-y26.438
xy-0.159
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.622 -0.509 0.000
y -0.509 7.551 0.000
z 0.000 0.000 4.970


<r2> (average value of r2) Å2
<r2> 148.598
(<r2>)1/2 12.190