return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C4H6OS (Dihydro-3-(2H)-thiophenone)

using model chemistry: B1B95/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 B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-629.427193
Energy at 298.15K-629.434612
Nuclear repulsion energy 
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 B1B95/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 3170 3037 4.80      
2 A 3165 3031 0.19      
3 A 3149 3016 7.00      
4 A 3091 2961 23.67      
5 A 3078 2949 6.32      
6 A 3077 2947 11.73      
7 A 1837 1759 248.59      
8 A 1469 1407 2.39      
9 A 1421 1361 5.84      
10 A 1419 1359 14.31      
11 A 1295 1241 14.87      
12 A 1279 1226 16.39      
13 A 1223 1171 24.41      
14 A 1209 1158 15.48      
15 A 1161 1112 20.17      
16 A 1150 1102 5.99      
17 A 1084 1038 1.92      
18 A 1009 967 8.47      
19 A 961 921 0.43      
20 A 864 827 4.94      
21 A 829 794 2.35      
22 A 803 769 0.86      
23 A 737 706 5.68      
24 A 687 658 0.85      
25 A 556 533 4.65      
26 A 489 468 5.24      
27 A 449 430 7.49      
28 A 422 404 2.53      
29 A 188 181 1.78      
30 A 65 62 11.62      

Unscaled Zero Point Vibrational Energy (zpe) 20667.1 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 19797.0 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 B1B95/aug-cc-pVDZ
ABC
0.18952 0.08309 0.06121

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.163 -0.082 -0.011
C2 -0.508 1.271 -0.193
H3 -1.108 2.039 0.306
H4 -0.521 1.481 -1.271
C5 0.922 1.179 0.304
H6 0.981 1.305 1.391
H7 1.588 1.905 -0.168
C8 -0.146 -1.198 0.185
S9 1.491 -0.497 -0.160
H10 -0.370 -2.027 -0.491
O11 -2.353 -0.277 -0.016
H12 -0.224 -1.562 1.217

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.51482.14532.10742.45722.91333.39721.52252.69042.15451.20572.1399
C21.51481.09421.09821.51642.17392.18972.52432.66913.31522.41483.1772
H32.14531.09421.77272.20392.46552.74053.37883.66064.20852.64843.8173
H42.10741.09821.77272.15703.06122.41713.07163.03183.59692.83173.9412
C52.45721.51642.20392.15701.09541.09242.60891.83023.54753.59803.1080
H62.91332.17392.46553.06121.09541.77752.99812.43144.05833.94913.1142
H73.39722.18972.74052.41711.09241.77753.57182.40354.40464.50694.1496
C81.52252.52433.37883.07162.60892.99813.57181.81391.09282.40011.0975
S92.69042.66913.66063.03181.83022.43142.40351.81392.43253.85302.4441
H102.15453.31524.20853.59693.54754.05834.40461.09282.43252.68731.7764
O111.20572.41482.64842.83173.59803.94914.50692.40013.85302.68732.7755
H122.13993.17723.81733.94123.10803.11424.14961.09752.44411.77642.7755

picture of Dihydro-3-(2H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H3 109.569 C1 C2 H4 106.420
C1 C2 C5 108.313 C1 C8 S9 107.163
C1 C8 H10 109.838 C1 C8 H12 108.426
C2 C1 C8 112.424 C2 C1 O11 124.773
C2 C5 H6 111.666 C2 C5 H7 113.134
C2 C5 S9 105.411 H3 C2 H4 107.912
H3 C2 C5 114.205 H4 C2 C5 110.142
C5 S9 C8 91.438 H6 C5 H7 108.674
H6 C5 S9 109.859 H7 C5 S9 107.974
C8 C1 O11 122.804 S9 C8 H10 111.178
S9 C8 H12 111.804 H10 C8 H12 108.387
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.065      
2 C 0.553      
3 H -0.216      
4 H -0.155      
5 C 0.406      
6 H -0.255      
7 H -0.199      
8 C 0.161      
9 S 0.408      
10 H -0.107      
11 O -0.586      
12 H -0.075      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.405 1.343 0.479 2.002
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.327 0.983 0.212
y 0.983 -38.529 -0.052
z 0.212 -0.052 -42.145
Traceless
 xyz
x -13.991 0.983 0.212
y 0.983 9.707 -0.052
z 0.212 -0.052 4.283
Polar
3z2-r28.567
x2-y2-15.799
xy0.983
xz0.212
yz-0.052


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.636 0.037 -0.112
y 0.037 10.657 -0.022
z -0.112 -0.022 8.048


<r2> (average value of r2) Å2
<r2> 184.306
(<r2>)1/2 13.576