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All results from a given calculation for C4H6OS (2,5-dihydrothiophene-3-ol)

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-629.419470
Energy at 298.15K-629.426780
HF Energy-629.419470
Nuclear repulsion energy288.530825
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 wB97X-D/6-311G**
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 3908 3738 52.96      
2 A 3195 3056 14.32      
3 A 3124 2988 8.05      
4 A 3109 2974 13.71      
5 A 3077 2943 31.42      
6 A 3068 2935 45.44      
7 A 1773 1696 116.28      
8 A 1510 1444 1.71      
9 A 1488 1423 7.12      
10 A 1443 1381 5.18      
11 A 1305 1249 29.26      
12 A 1294 1238 53.49      
13 A 1242 1188 7.56      
14 A 1188 1136 180.09      
15 A 1163 1113 0.10      
16 A 1145 1095 7.99      
17 A 1034 989 13.83      
18 A 979 937 0.49      
19 A 911 871 1.88      
20 A 902 863 0.04      
21 A 793 759 11.92      
22 A 790 755 56.87      
23 A 737 705 1.79      
24 A 619 592 0.59      
25 A 490 468 0.07      
26 A 487 466 0.41      
27 A 406 389 108.26      
28 A 391 374 12.42      
29 A 237 227 5.54      
30 A 69 66 4.01      

Unscaled Zero Point Vibrational Energy (zpe) 20938.2 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 20027.4 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 wB97X-D/6-311G**
ABC
0.20161 0.07947 0.05825

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.549 -0.512 0.000
C2 -0.152 -1.176 0.000
C3 -1.051 0.020 -0.000
C4 -0.486 1.223 -0.000
C5 1.011 1.248 0.000
O6 -2.372 -0.285 -0.000
H7 -0.330 -1.789 -0.887
H8 -1.050 2.149 -0.000
H9 1.415 1.745 0.886
H10 -0.330 -1.788 0.887
H11 1.415 1.745 -0.885
H12 -2.877 0.530 -0.001

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.82632.65402.67441.84103.92772.43883.72042.42862.43882.42854.5475
C21.82631.49672.42242.68912.39201.09213.44453.43131.09213.43153.2155
C32.65401.49671.32872.39961.35602.13932.12843.13672.13933.13681.8962
C42.67442.42241.32871.49682.41503.14301.08462.16103.14292.16112.4896
C51.84102.68912.39961.49683.71413.43612.24961.09303.43581.09303.9537
O63.92772.39201.35602.41503.71412.68572.76964.38712.68584.38720.9595
H72.43881.09212.13933.14303.43612.68574.09964.32121.77383.94113.5564
H83.72043.44452.12841.08462.24962.76964.09962.65094.09942.65092.4403
H92.42863.43133.13672.16101.09304.38714.32122.65093.94061.77144.5479
H102.43881.09212.13933.14293.43582.68581.77384.09943.94064.32113.5567
H112.42853.43153.13682.16111.09304.38723.94112.65091.77144.32114.5477
H124.54753.21551.89622.48963.95370.95953.55642.44034.54793.55674.5477

picture of 2,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 105.581 S1 C2 H7 110.845
S1 C2 H10 110.846 S1 C5 C4 106.036
S1 C5 H9 109.057 S1 C5 H11 109.053
C2 S1 C5 94.319 C2 C3 C4 117.930
C2 C3 O6 113.877 C3 C2 H7 110.483
C3 C2 H10 110.481 C3 C4 C5 116.133
C3 C4 H8 123.448 C3 O6 H12 108.747
C4 C3 O6 128.193 C4 C5 H9 112.174
C4 C5 H11 112.176 C5 C4 H8 120.419
H7 C2 H10 108.600 H9 C5 H11 108.261
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.062      
2 C -0.340      
3 C 0.131      
4 C -0.201      
5 C -0.348      
6 O -0.353      
7 H 0.174      
8 H 0.114      
9 H 0.164      
10 H 0.174      
11 H 0.164      
12 H 0.260      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.954 1.842 -0.001 2.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.698 -1.604 0.001
y -1.604 -39.021 -0.001
z 0.001 -0.001 -45.084
Traceless
 xyz
x -0.645 -1.604 0.001
y -1.604 4.870 -0.001
z 0.001 -0.001 -4.225
Polar
3z2-r2-8.449
x2-y2-3.677
xy-1.604
xz0.001
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.320 0.547 0.001
y 0.547 10.501 -0.000
z 0.001 -0.000 5.627


<r2> (average value of r2) Å2
<r2> 189.734
(<r2>)1/2 13.774