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

using model chemistry: HF/daug-cc-pVTZ

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/daug-cc-pVTZ
 hartrees
Energy at 0K-627.433982
Energy at 298.15K-627.441441
HF Energy-627.433982
Nuclear repulsion energy290.718354
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/daug-cc-pVTZ
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 4172 3774 111.74      
2 A 3379 3056 8.08      
3 A 3268 2956 14.40      
4 A 3209 2903 44.33      
5 A 3174 2871 17.16      
6 A 3145 2845 52.31      
7 A 1866 1688 77.46      
8 A 1618 1463 3.75      
9 A 1597 1444 2.15      
10 A 1507 1363 120.80      
11 A 1433 1296 40.98      
12 A 1411 1276 45.47      
13 A 1342 1214 3.90      
14 A 1288 1165 12.31      
15 A 1264 1144 117.32      
16 A 1245 1126 11.34      
17 A 1097 992 3.79      
18 A 1055 954 1.30      
19 A 981 887 18.86      
20 A 918 830 36.75      
21 A 890 805 32.69      
22 A 871 788 1.12      
23 A 749 678 4.24      
24 A 589 533 3.98      
25 A 547 495 3.23      
26 A 505 457 6.39      
27 A 412 372 3.90      
28 A 268 243 8.62      
29 A 201 181 107.92      
30 A 164 149 4.32      

Unscaled Zero Point Vibrational Energy (zpe) 22080.5 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 19974.0 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/daug-cc-pVTZ
ABC
0.20379 0.08020 0.05947

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.543 -0.547 -0.077
C2 0.127 -1.117 0.074
C3 1.023 -0.158 0.009
C4 0.480 1.231 -0.188
C5 -0.996 1.172 0.212
O6 2.353 -0.374 0.019
H7 0.338 -2.162 0.159
H8 1.013 1.963 0.411
H9 -1.613 1.850 -0.355
H10 0.600 1.516 -1.230
H11 -1.110 1.390 1.264
H12 2.825 0.421 0.186

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.77092.59602.69551.82693.90122.49063.61542.41373.18992.39544.4813
C21.77091.31382.38942.55352.34801.06963.22323.46642.97613.03863.1079
C32.59601.31381.50472.42571.34842.12312.15943.33362.12512.91891.9014
C42.69552.38941.50471.53022.47593.41431.08572.18931.08702.15922.5086
C51.82692.55352.42571.53023.69403.59162.16801.07832.17851.08043.8937
O63.90122.34801.34842.47593.69402.69802.72304.56322.86474.08140.9396
H72.49061.06962.12313.41433.59162.69804.18814.49113.94043.99213.5862
H83.61543.22322.15941.08572.16802.72304.18812.73821.75072.35862.3899
H92.41373.46643.33362.18931.07834.56324.49112.73822.40371.75704.6936
H103.18992.97612.12511.08702.17852.86473.94041.75072.40373.02712.8548
H112.39543.03862.91892.15921.08044.08143.99212.35861.75703.02714.1934
H124.48133.10791.90142.50863.89370.93963.58622.38994.69362.85484.1934

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 113.788 S1 C2 H7 120.513
S1 C5 C4 106.486 S1 C5 H9 109.661
S1 C5 H11 108.206 C2 S1 C5 90.416
C2 C3 C4 115.775 C2 C3 O6 123.752
C3 C2 H7 125.631 C3 C4 C5 106.120
C3 C4 H8 111.929 C3 C4 H10 109.102
C3 O6 H12 111.153 C4 C3 C5 37.303
C4 C5 H9 112.987 C4 C5 H11 110.416
C5 C4 H8 110.801 C5 C4 H10 111.564
H8 C4 H10 107.370 H9 C5 H11 108.961
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.599      
2 C -0.577      
3 C 1.497      
4 C -1.253      
5 C -0.508      
6 O -1.052      
7 H 0.971      
8 H 0.339      
9 H 0.574      
10 H 0.144      
11 H 0.425      
12 H 0.039      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.466 2.915 0.424 3.290
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.533 2.034 0.622
y 2.034 -39.418 0.230
z 0.622 0.230 -45.413
Traceless
 xyz
x -2.117 2.034 0.622
y 2.034 5.554 0.230
z 0.622 0.230 -3.437
Polar
3z2-r2-6.875
x2-y2-5.114
xy2.034
xz0.622
yz0.230


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.708 1.001 0.039
y 1.001 10.474 -0.040
z 0.039 -0.040 7.669


<r2> (average value of r2) Å2
<r2> 187.666
(<r2>)1/2 13.699