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All results from a given calculation for C4H6OS (2,3-dihydrothiophene-2-ol)

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-629.397104
Energy at 298.15K-629.404278
HF Energy-629.397104
Nuclear repulsion energy293.994822
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 B97D3/6-311+G(3df,2p)
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 3748 3699 26.42      
2 A 3164 3123 8.27      
3 A 3135 3094 2.21      
4 A 3023 2984 10.91      
5 A 2989 2951 44.01      
6 A 2956 2917 18.32      
7 A 1589 1568 13.89      
8 A 1430 1411 4.75      
9 A 1357 1340 6.66      
10 A 1306 1289 1.51      
11 A 1286 1270 15.63      
12 A 1253 1236 68.49      
13 A 1192 1176 20.74      
14 A 1152 1137 12.03      
15 A 1097 1083 0.88      
16 A 1016 1003 76.11      
17 A 982 969 10.62      
18 A 915 903 37.00      
19 A 886 875 0.40      
20 A 846 835 35.33      
21 A 802 791 19.45      
22 A 746 736 25.45      
23 A 654 645 36.04      
24 A 629 620 20.62      
25 A 533 526 1.84      
26 A 417 411 5.25      
27 A 369 365 5.59      
28 A 352 347 25.42      
29 A 245 242 119.52      
30 A 128 127 1.48      

Unscaled Zero Point Vibrational Energy (zpe) 20098.1 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 19836.8 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 B97D3/6-311+G(3df,2p)
ABC
0.13344 0.11237 0.07310

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.408 -1.260 0.215
C2 0.943 0.008 0.414
C3 0.226 1.363 0.491
C4 -1.083 1.233 -0.238
C5 -1.499 -0.026 -0.411
O6 1.816 0.036 -0.700
H7 1.483 -0.246 1.334
H8 0.882 2.130 0.065
H9 -1.652 2.098 -0.562
H10 -2.425 -0.343 -0.877
H11 0.049 1.628 1.544
H12 2.134 -0.861 -0.865

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.86342.71322.62221.76212.73242.42003.63063.66462.47043.21202.7903
C21.86341.53542.45592.57821.41601.09622.15193.47233.62432.16821.9514
C32.71321.53541.50462.39242.38932.20831.09522.27533.43731.09963.2286
C42.62222.45591.50461.33743.17043.35262.18151.08502.16632.14803.8887
C51.76212.57822.39241.33743.32883.46203.24782.13551.08392.99283.7550
O62.73241.41602.38933.17043.32882.08062.41734.03744.26223.26980.9657
H72.42001.09622.20833.35263.46202.08062.75954.34884.49112.36842.3746
H83.63062.15191.09522.18153.24782.41732.75952.61064.23591.76953.3731
H93.66463.47232.27531.08502.13554.03744.34882.61062.58012.74724.8144
H102.47043.62433.43732.16631.08394.26224.49114.23592.58013.98354.5881
H113.21202.16821.09962.14802.99283.26982.36841.76952.74723.98354.0424
H122.79031.95143.22863.88873.75500.96572.37463.37314.81444.58814.0424

picture of 2,3-dihydrothiophene-2-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 105.566 S1 C2 O6 112.084
S1 C2 H7 106.869 S1 C5 C4 114.694
S1 C5 H10 118.631 C2 S1 C5 90.715
C2 C3 C4 107.649 C2 C3 H8 108.654
C2 C3 H11 109.727 C2 O6 H12 108.790
C3 C2 O6 108.152 C3 C2 H7 113.028
C3 C4 C5 114.526 C3 C4 H9 122.222
C4 C3 H8 113.338 C4 C3 H11 109.894
C4 C5 H10 126.675 C5 C4 H9 123.199
O6 C2 H7 111.067 H8 C3 H11 107.545
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.426      
2 C 0.284      
3 C 0.072      
4 C -0.144      
5 C -0.064      
6 O -0.514      
7 H 0.105      
8 H 0.119      
9 H 0.115      
10 H 0.113      
11 H 0.130      
12 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.178 0.397 0.581 0.726
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.867 -3.373 2.907
y -3.373 -41.924 1.855
z 2.907 1.855 -44.671
Traceless
 xyz
x 2.431 -3.373 2.907
y -3.373 0.845 1.855
z 2.907 1.855 -3.276
Polar
3z2-r2-6.552
x2-y21.057
xy-3.373
xz2.907
yz1.855


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.481 -0.010 0.438
y -0.010 12.628 -0.014
z 0.438 -0.014 9.025


<r2> (average value of r2) Å2
<r2> 170.598
(<r2>)1/2 13.061