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

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-629.528507
Energy at 298.15K-629.535673
HF Energy-629.528507
Nuclear repulsion energy287.759808
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 B3LYP/TZVP
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 3813 3681 58.67      
2 A 3238 3126 5.39      
3 A 3136 3027 10.59      
4 A 3070 2963 33.56      
5 A 3034 2929 16.35      
6 A 2996 2893 46.17      
7 A 1709 1650 36.76      
8 A 1494 1443 3.89      
9 A 1477 1426 3.44      
10 A 1364 1317 86.78      
11 A 1316 1270 30.33      
12 A 1291 1246 53.61      
13 A 1232 1190 2.05      
14 A 1193 1151 13.71      
15 A 1159 1119 79.72      
16 A 1147 1107 34.97      
17 A 1013 978 2.77      
18 A 990 956 1.19      
19 A 914 882 18.31      
20 A 817 789 27.47      
21 A 808 780 16.22      
22 A 796 769 31.04      
23 A 672 648 2.82      
24 A 541 523 2.49      
25 A 505 487 2.27      
26 A 451 435 11.29      
27 A 380 367 6.91      
28 A 261 252 72.73      
29 A 230 222 45.10      
30 A 162 156 3.72      

Unscaled Zero Point Vibrational Energy (zpe) 20602.6 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 19889.8 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 B3LYP/TZVP
ABC
0.19984 0.07850 0.05830

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.564 -0.548 -0.079
C2 0.116 -1.122 0.080
C3 1.032 -0.156 0.022
C4 0.490 1.239 -0.195
C5 -0.990 1.186 0.216
O6 2.379 -0.388 0.000
H7 0.320 -2.179 0.164
H8 1.030 1.986 0.394
H9 -1.613 1.873 -0.352
H10 0.605 1.512 -1.251
H11 -1.098 1.407 1.278
H12 2.856 0.396 0.288

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.78312.62782.72471.85063.94702.50373.65772.43713.21272.42524.5350
C21.78311.33262.40592.56332.37981.07943.25533.48572.99173.05073.1392
C32.62781.33261.51202.43451.36662.14942.17433.35482.14152.92551.9242
C42.72472.40591.51201.53622.50073.44051.09502.20191.09712.17252.5583
C51.85062.56332.43451.53623.72453.61142.18001.08772.19091.09053.9270
O63.94702.37981.36662.50073.72452.73342.75914.60132.88524.11640.9622
H72.50371.07942.14943.44053.61142.73344.23164.51913.96314.01403.6163
H83.65773.25532.17431.09502.18002.75914.23162.74911.76492.37622.4239
H92.43713.48573.35482.20191.08774.60134.51912.74912.41991.77234.7505
H103.21272.99172.14151.09712.19092.88523.96311.76492.41993.05092.9473
H112.42523.05072.92552.17251.09054.11644.01402.37621.77233.05094.2000
H124.53503.13921.92422.55833.92700.96223.61632.42394.75052.94734.2000

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 114.227 S1 C2 H7 119.996
S1 C5 C4 106.757 S1 C5 H9 109.314
S1 C5 H11 108.304 C2 S1 C5 89.710
C2 C3 C4 115.367 C2 C3 O6 123.681
C3 C2 H7 125.705 C3 C4 C5 106.005
C3 C4 H8 112.043 C3 C4 H10 109.299
C3 O6 H12 110.220 C4 C3 C5 37.340
C4 C5 H9 112.993 C4 C5 H11 110.448
C5 C4 H8 110.779 C5 C4 H10 111.520
H8 C4 H10 107.247 H9 C5 H11 108.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.011      
2 C -0.181      
3 C 0.010      
4 C -0.239      
5 C -0.326      
6 O -0.294      
7 H 0.170      
8 H 0.122      
9 H 0.152      
10 H 0.140      
11 H 0.157      
12 H 0.276      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.209 2.787 0.537 3.085
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.944 2.309 1.205
y 2.309 -39.676 0.334
z 1.205 0.334 -45.303
Traceless
 xyz
x -1.455 2.309 1.205
y 2.309 4.947 0.334
z 1.205 0.334 -3.492
Polar
3z2-r2-6.985
x2-y2-4.268
xy2.309
xz1.205
yz0.334


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.735 1.003 0.111
y 1.003 10.514 0.021
z 0.111 0.021 6.808


<r2> (average value of r2) Å2
<r2> 190.790
(<r2>)1/2 13.813