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All results from a given calculation for C4H6OS (4,5-dihydrothiophene-3-ol)

using model chemistry: SVWN/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at SVWN/TZVP
 hartrees
Energy at 0K-627.241837
Energy at 298.15K-627.249000
HF Energy-627.241837
Nuclear repulsion energy290.751090
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 SVWN/TZVP
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 3724 3681 71.26      
2 A 3173 3136 6.44      
3 A 3075 3040 4.05      
4 A 2993 2958 26.07      
5 A 2976 2942 6.49      
6 A 2916 2882 38.77      
7 A 1692 1672 46.69      
8 A 1407 1391 15.11      
9 A 1388 1372 7.91      
10 A 1349 1333 142.67      
11 A 1269 1254 21.16      
12 A 1236 1222 30.08      
13 A 1210 1196 4.37      
14 A 1150 1137 7.73      
15 A 1117 1105 62.01      
16 A 1100 1087 38.08      
17 A 1002 990 0.53      
18 A 970 958 3.48      
19 A 909 898 22.39      
20 A 818 809 28.76      
21 A 803 794 6.64      
22 A 754 745 32.48      
23 A 680 672 1.79      
24 A 543 537 2.56      
25 A 499 493 4.03      
26 A 439 434 14.63      
27 A 376 372 11.34      
28 A 283 280 94.50      
29 A 238 235 11.76      
30 A 180 178 5.14      

Unscaled Zero Point Vibrational Energy (zpe) 20132.1 cm-1
Scaled (by 0.9885) Zero Point Vibrational Energy (zpe) 19900.6 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 SVWN/TZVP
ABC
0.20500 0.08015 0.05988

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.552 -0.532 -0.084
C2 0.100 -1.117 0.087
C3 1.022 -0.158 0.024
C4 0.492 1.220 -0.201
C5 -0.964 1.174 0.226
O6 2.353 -0.392 -0.001
H7 0.295 -2.185 0.175
H8 1.045 1.974 0.383
H9 -1.595 1.875 -0.332
H10 0.597 1.483 -1.270
H11 -1.056 1.379 1.302
H12 2.830 0.406 0.278

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.76152.60332.69481.83033.90932.49233.63932.41973.17622.41214.4961
C21.76151.33162.38772.52952.36891.08863.24603.46432.97523.00743.1318
C32.60331.33161.49412.39921.35252.15822.16233.33282.13292.88331.9110
C42.69482.38771.49411.51762.47143.43141.10292.19081.10552.16332.5222
C51.83032.52952.39921.51763.67533.58662.16841.09622.18411.09923.8710
O63.90932.36891.35252.47143.67532.73532.73104.56522.86584.05730.9703
H72.49231.08862.15823.43143.58662.73534.23084.50653.95403.97443.6259
H83.63933.24602.16231.10292.16842.73104.23082.73741.78202.36902.3782
H92.41973.46433.33282.19081.09624.56524.50652.73742.41651.79024.7023
H103.17622.97522.13291.10552.18412.86583.95401.78202.41653.05902.9227
H112.41213.00742.88332.16331.09924.05733.97442.36901.79023.05904.1349
H124.49613.13181.91102.52223.87100.97033.62592.37824.70232.92274.1349

picture of 4,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 113.911 S1 C2 H7 120.109
S1 C5 C4 106.833 S1 C5 H9 108.950
S1 C5 H11 108.247 C2 S1 C5 89.515
C2 C3 C4 115.221 C2 C3 O6 123.902
C3 C2 H7 125.885 C3 C4 C5 105.621
C3 C4 H8 111.858 C3 C4 H10 109.355
C3 O6 H12 109.621 C4 C3 C5 37.529
C4 C5 H9 112.911 C4 C5 H11 110.503
C5 C4 H8 110.684 C5 C4 H10 111.781
H8 C4 H10 107.587 H9 C5 H11 109.259
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.064      
2 C -0.232      
3 C 0.014      
4 C -0.401      
5 C -0.488      
6 O -0.266      
7 H 0.212      
8 H 0.178      
9 H 0.211      
10 H 0.197      
11 H 0.220      
12 H 0.291      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.356 2.778 0.437 3.121
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.199 2.476 0.805
y 2.476 -39.518 0.344
z 0.805 0.344 -45.498
Traceless
 xyz
x -0.691 2.476 0.805
y 2.476 4.830 0.344
z 0.805 0.344 -4.140
Polar
3z2-r2-8.279
x2-y2-3.681
xy2.476
xz0.805
yz0.344


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.101 0.959 0.098
y 0.959 10.702 -0.030
z 0.098 -0.030 7.143


<r2> (average value of r2) Å2
<r2> 186.815
(<r2>)1/2 13.668