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

using model chemistry: LSDA/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/aug-cc-pVDZ
 hartrees
Energy at 0K-627.179744
Energy at 298.15K-627.186829
Nuclear repulsion energy289.838619
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 LSDA/aug-cc-pVDZ
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 3682 74.92      
2 A 3179 3143 6.61      
3 A 3082 3047 3.82      
4 A 2998 2964 26.67      
5 A 2983 2949 5.66      
6 A 2920 2887 45.09      
7 A 1695 1676 50.65      
8 A 1385 1370 28.87      
9 A 1365 1350 8.31      
10 A 1357 1342 139.34      
11 A 1252 1238 21.90      
12 A 1213 1199 23.35      
13 A 1199 1185 1.62      
14 A 1136 1123 8.19      
15 A 1100 1088 74.70      
16 A 1086 1074 10.32      
17 A 994 983 0.61      
18 A 951 940 2.51      
19 A 902 892 22.71      
20 A 816 807 24.38      
21 A 792 783 5.21      
22 A 743 734 27.39      
23 A 676 668 1.80      
24 A 539 533 2.31      
25 A 490 484 3.49      
26 A 435 430 13.43      
27 A 367 363 5.02      
28 A 280 277 73.16      
29 A 224 221 18.48      
30 A 170 168 1.60      

Unscaled Zero Point Vibrational Energy (zpe) 20025.3 cm-1
Scaled (by 0.9887) Zero Point Vibrational Energy (zpe) 19799.0 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 LSDA/aug-cc-pVDZ
ABC
0.20345 0.07977 0.05950

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.553 -0.527 -0.090
C2 0.095 -1.123 0.085
C3 1.025 -0.155 0.021
C4 0.484 1.217 -0.217
C5 -0.957 1.172 0.249
O6 2.359 -0.395 0.027
H7 0.288 -2.199 0.165
H8 1.053 1.999 0.329
H9 -1.613 1.896 -0.265
H10 0.554 1.452 -1.305
H11 -1.014 1.333 1.343
H12 2.834 0.448 0.135

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.76152.60782.68471.83193.91602.50003.65392.43003.13572.40964.5007
C21.76151.34382.39092.52952.37861.09623.27453.48612.96182.97423.1586
C32.60781.34381.49422.39631.35462.17762.17603.35422.13642.85001.9106
C42.68472.39091.49421.51492.48423.44281.11072.20461.11542.16612.4979
C51.83192.52952.39631.51493.67383.59412.17551.10412.18521.10813.8616
O63.91602.37861.35462.48423.67382.75032.74284.59412.90524.01180.9742
H72.50001.09622.17763.44283.59412.75034.27024.53503.94503.94443.6738
H83.65393.27452.17601.11072.17552.74284.27022.73391.79382.39732.3692
H92.43003.48613.35422.20461.10414.59414.53502.73392.44401.80664.6942
H103.13572.96182.13641.11542.18522.90523.94501.79382.44403.08002.8776
H112.40962.97422.85002.16611.10814.01183.94442.39731.80663.08004.1298
H124.50073.15861.91062.49793.86160.97423.67382.36924.69422.87764.1298

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 113.554 S1 C2 H7 120.249
S1 C5 C4 106.287 S1 C5 H9 109.196
S1 C5 H11 107.526 C2 S1 C5 89.465
C2 C3 C4 114.698 C2 C3 O6 123.638
C3 C2 H7 126.067 C3 C4 C5 105.566
C3 C4 H8 112.470 C3 C4 H10 109.050
C3 O6 H12 109.163 C4 C3 C5 37.517
C4 C5 H9 113.731 C4 C5 H11 110.373
C5 C4 H8 110.967 C5 C4 H10 111.454
H8 C4 H10 107.378 H9 C5 H11 109.500
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.220      
2 C 0.346      
3 C 0.299      
4 C 0.646      
5 C 0.315      
6 O -0.444      
7 H -0.526      
8 H -0.272      
9 H -0.211      
10 H -0.243      
11 H -0.246      
12 H 0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.389 2.690 0.324 3.045
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.659 2.215 0.258
y 2.215 -39.657 0.278
z 0.258 0.278 -45.709
Traceless
 xyz
x -0.976 2.215 0.258
y 2.215 5.028 0.278
z 0.258 0.278 -4.052
Polar
3z2-r2-8.103
x2-y2-4.002
xy2.215
xz0.258
yz0.278


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.396 0.970 0.059
y 0.970 11.535 -0.171
z 0.059 -0.171 8.535


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000