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

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/SDD
 hartrees
Energy at 0K-662.771039
Energy at 298.15K-662.776432
Nuclear repulsion energy299.739107
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 HF/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3500 3151 7.30      
2 A 3451 3107 2.52      
3 A 3312 2982 1.87      
4 A 1752 1577 0.47      
5 A 1600 1441 9.71      
6 A 1384 1246 17.02      
7 A 1333 1200 18.82      
8 A 1158 1042 0.99      
9 A 1037 933 4.80      
10 A 910 819 5.06      
11 A 734 661 16.75      
12 A 698 628 13.76      
13 A 513 462 0.92      
14 A 300 270 39.95      
15 A 284 256 38.34      
16 A 3413 3073 0.00      
17 A 1211 1091 6.24      
18 A 1053 948 0.01      
19 A 1031 928 2.33      
20 A 878 791 99.62      
21 A 777 700 42.27      
22 A 426 383 0.13      
23 A 231 208 0.01      
24 A 181 163 2.14      

Unscaled Zero Point Vibrational Energy (zpe) 15582.3 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 14030.3 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 HF/SDD
ABC
0.15582 0.09277 0.08168

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.033 0.498 0.000
O2 -0.033 1.316 1.423
O3 -0.033 1.316 -1.423
C4 -1.103 -1.001 0.000
H5 -2.168 -1.054 0.000
C6 -0.086 -1.862 0.000
H7 -0.107 -2.930 0.000
C8 1.158 -0.981 0.000
H9 1.753 -0.991 0.896
H10 1.753 -0.991 -0.896

Atom - Atom Distances (Å)
  S1 O2 O3 C4 H5 C6 H7 C8 H9 H10
S11.64161.64161.84272.63962.36063.42941.89872.49212.4921
O21.64162.84672.92293.49293.48244.47922.95292.96523.7271
O31.64162.84672.92293.49293.48244.47922.95293.72712.9652
C41.84272.92292.92291.06591.33182.17062.26092.99352.9935
H52.63963.49293.49291.06592.23272.78693.32634.02254.0225
C62.36063.48243.48241.33182.23271.06881.52432.22352.2235
H73.42944.47924.47922.17062.78691.06882.32382.83262.8326
C81.89872.95292.95292.26093.32631.52432.32381.07551.0755
H92.49212.96523.72712.99354.02252.22352.83261.07551.7911
H102.49213.72712.96522.99354.02252.22352.83261.07551.7911

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 128.321 S1 C4 C6 94.714
S1 C8 C6 86.471 S1 C8 H9 110.770
S1 C8 H10 110.770 O2 S1 O3 120.241
O2 S1 C4 113.921 O2 S1 C8 112.838
O3 S1 C4 113.921 O3 S1 C8 112.838
C4 S1 C8 74.341 C4 C6 H7 129.105
C4 C6 C8 104.474 H5 C4 C6 136.965
C6 C8 H9 116.510 C6 C8 H10 116.510
H7 C6 C8 126.421 H9 C8 H10 112.747
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.212      
2 O -0.715      
3 O -0.715      
4 C -0.300      
5 H 0.279      
6 C -0.078      
7 H 0.259      
8 C -0.500      
9 H 0.279      
10 H 0.279      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.628 -7.858 0.000 7.884
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.704 -0.548 0.000
y -0.548 -45.386 0.000
z 0.000 0.000 -54.374
Traceless
 xyz
x 14.176 -0.548 0.000
y -0.548 -0.347 0.000
z 0.000 0.000 -13.829
Polar
3z2-r2-27.659
x2-y29.682
xy-0.548
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.046 -0.840 0.000
y -0.840 9.591 0.000
z 0.000 0.000 6.906


<r2> (average value of r2) Å2
<r2> 164.438
(<r2>)1/2 12.823