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All results from a given calculation for C4H6OS (2,5-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-627.440983
Energy at 298.15K-627.448624
HF Energy-627.440983
Nuclear repulsion energy290.118074
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 4150 3754 86.06      
2 A 3307 2992 17.28      
3 A 3237 2928 6.42      
4 A 3218 2911 12.06      
5 A 3198 2893 37.82      
6 A 3187 2883 51.84      
7 A 1875 1697 136.01      
8 A 1628 1473 2.13      
9 A 1616 1462 5.32      
10 A 1534 1388 5.73      
11 A 1410 1275 4.57      
12 A 1394 1261 67.26      
13 A 1320 1194 17.30      
14 A 1272 1151 199.47      
15 A 1258 1138 0.24      
16 A 1235 1117 6.47      
17 A 1081 978 13.27      
18 A 1055 954 1.25      
19 A 990 895 1.04      
20 A 950 859 0.34      
21 A 887 802 46.38      
22 A 845 765 19.26      
23 A 782 707 2.62      
24 A 655 593 0.53      
25 A 543 491 0.89      
26 A 515 466 0.51      
27 A 414 374 12.41      
28 A 400 362 105.34      
29 A 265 240 6.73      
30 A 101 91 3.62      

Unscaled Zero Point Vibrational Energy (zpe) 22159.9 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 20045.8 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 HF/daug-cc-pVTZ
ABC
0.20401 0.08024 0.05883

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 1.541 -0.508 0.000
C2 -0.150 -1.178 0.000
C3 -1.046 0.020 -0.000
C4 -0.487 1.211 -0.000
C5 1.011 1.245 0.000
O6 -2.357 -0.275 -0.000
H7 -0.324 -1.786 -0.876
H8 -1.051 2.126 -0.000
H9 1.410 1.739 0.876
H10 -0.325 -1.786 0.877
H11 1.410 1.739 -0.875
H12 -2.881 0.507 -0.001

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.81912.64022.65801.83093.90482.42533.69502.41522.42532.41524.5365
C21.81911.49562.41212.68672.38401.08123.42443.42201.08123.42203.2082
C32.64021.49561.31562.39441.34392.13352.10623.12312.13353.12321.8983
C42.65802.41211.31561.49852.38883.12691.07512.15493.12692.15492.4953
C51.83092.68672.39441.49853.69553.42652.24231.08163.42641.08163.9615
O63.90482.38401.34392.38883.69552.68012.73394.36062.68014.36060.9413
H72.42531.08122.13353.12693.42652.68014.07484.30201.75323.92913.5442
H83.69503.42442.10621.07512.24232.73394.07482.64014.07472.64012.4438
H92.41523.42203.12312.15491.08164.36064.30202.64013.92901.75114.5493
H102.42531.08122.13353.12693.42642.68011.75324.07473.92904.30203.5443
H112.41523.42203.12322.15491.08164.36063.92912.64011.75114.30204.5492
H124.53653.20821.89832.49533.96150.94133.54422.44384.54933.54434.5492

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 105.179 S1 C2 H7 110.912
S1 C2 H10 110.913 S1 C5 C4 105.508
S1 C5 H9 109.330 S1 C5 H11 109.329
C2 S1 C5 94.799 C2 C3 C4 118.057
C2 C3 O6 114.094 C3 C2 H7 110.755
C3 C2 H10 110.754 C3 C4 C5 116.457
C3 C4 H8 123.222 C3 O6 H12 111.115
C4 C3 O6 127.849 C4 C5 H9 112.258
C4 C5 H11 112.259 C5 C4 H8 120.322
H7 C2 H10 108.335 H9 C5 H11 108.092
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 -0.583      
2 C -0.219      
3 C 1.200      
4 C -1.141      
5 C -0.380      
6 O -0.770      
7 H 0.348      
8 H 0.817      
9 H 0.271      
10 H 0.348      
11 H 0.272      
12 H -0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.779 1.853 -0.001 2.568
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.948 -1.503 0.002
y -1.503 -39.250 -0.001
z 0.002 -0.001 -45.336
Traceless
 xyz
x -1.655 -1.503 0.002
y -1.503 5.392 -0.001
z 0.002 -0.001 -3.737
Polar
3z2-r2-7.474
x2-y2-4.698
xy-1.503
xz0.002
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.927 0.483 0.000
y 0.483 11.064 -0.000
z 0.000 -0.000 7.507


<r2> (average value of r2) Å2
<r2> 188.471
(<r2>)1/2 13.728