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: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-629.460935
Energy at 298.15K-629.468273
HF Energy-629.460935
Nuclear repulsion energy287.507494
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 TPSSh/6-31G*
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 3152 3024 8.12      
2 A 3140 3012 1.88      
3 A 3125 2999 12.78      
4 A 3080 2955 28.00      
5 A 3068 2944 16.60      
6 A 3056 2932 5.80      
7 A 1819 1745 196.18      
8 A 1528 1466 1.58      
9 A 1482 1422 4.76      
10 A 1480 1420 10.55      
11 A 1319 1265 5.44      
12 A 1312 1259 18.91      
13 A 1242 1191 15.39      
14 A 1233 1183 13.77      
15 A 1175 1127 2.00      
16 A 1140 1094 60.22      
17 A 1106 1061 4.03      
18 A 1002 961 7.73      
19 A 988 948 1.14      
20 A 879 844 7.20      
21 A 835 801 1.45      
22 A 781 749 0.99      
23 A 725 695 6.08      
24 A 674 647 1.34      
25 A 554 531 4.24      
26 A 478 458 4.49      
27 A 438 420 3.43      
28 A 421 403 5.11      
29 A 184 177 2.53      
30 A 65 62 11.69      

Unscaled Zero Point Vibrational Energy (zpe) 20739.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 19897.2 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 TPSSh/6-31G*
ABC
0.18674 0.08165 0.06003

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.181 -0.084 -0.011
C2 -0.516 1.284 -0.199
H3 -1.106 2.052 0.310
H4 -0.532 1.504 -1.275
C5 0.929 1.192 0.297
H6 0.988 1.339 1.380
H7 1.591 1.913 -0.187
C8 -0.144 -1.212 0.161
S9 1.508 -0.500 -0.146
H10 -0.354 -2.019 -0.546
O11 -2.375 -0.282 -0.000
H12 -0.231 -1.619 1.176

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.53242.16142.13152.48482.94353.42131.54172.72382.17101.21012.1600
C21.53241.09421.09791.53072.18202.19982.54922.69793.32482.43793.2244
H32.16141.09421.77222.20902.45702.74633.40633.68084.22742.67433.8716
H42.13151.09791.77222.16793.06362.42033.09723.07373.60262.86553.9813
C52.48481.53072.20902.16791.09521.09192.63661.84193.55923.62963.1651
H62.94352.18202.45703.06361.09521.77483.04612.44584.09743.97993.2055
H73.42132.19982.74632.42031.09191.77483.59172.41404.40164.53674.2010
C81.54172.54923.40633.09722.63663.04613.59171.82521.09282.42241.0968
S92.72382.69793.68083.07371.84192.44582.41401.82522.43623.89132.4542
H102.17103.32484.22743.60263.55924.09744.40161.09282.43622.72011.7720
O111.21012.43792.67432.86553.62963.97994.53672.42243.89132.72012.7873
H122.16003.22443.87163.98133.16513.20554.20101.09682.45421.77202.7873

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 109.624 C1 C2 H4 107.104
C1 C2 C5 108.431 C1 C8 S9 107.696
C1 C8 H10 109.811 C1 C8 H12 108.730
C2 C1 C8 112.042 C2 C1 O11 125.062
C2 C5 H6 111.309 C2 C5 H7 112.954
C2 C5 S9 105.881 H3 C2 H4 107.886
H3 C2 C5 113.567 H4 C2 C5 110.037
C5 S9 C8 91.939 H6 C5 H7 108.475
H6 C5 S9 110.151 H7 C5 S9 107.993
C8 C1 O11 122.895 S9 C8 H10 110.697
S9 C8 H12 111.831 H10 C8 H12 108.053
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.458      
2 C -0.388      
3 H 0.202      
4 H 0.212      
5 C -0.471      
6 H 0.200      
7 H 0.205      
8 C -0.539      
9 S 0.100      
10 H 0.226      
11 O -0.427      
12 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.898 1.328 0.377 1.647
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.868 0.100 -0.216
y 0.100 9.019 0.038
z -0.216 0.038 6.345


<r2> (average value of r2) Å2
<r2> 186.569
(<r2>)1/2 13.659