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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-52.326633
Energy at 298.15K-52.333912
Nuclear repulsion energy119.908662
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/CEP-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 3143 3036 20.39      
2 A 3133 3025 5.25      
3 A 3122 3015 16.36      
4 A 3075 2970 36.76      
5 A 3067 2962 21.12      
6 A 3058 2953 10.59      
7 A 1805 1743 245.09      
8 A 1492 1441 2.24      
9 A 1447 1398 2.35      
10 A 1446 1397 16.40      
11 A 1302 1257 10.92      
12 A 1287 1243 17.45      
13 A 1225 1183 34.07      
14 A 1216 1174 6.61      
15 A 1158 1118 6.36      
16 A 1137 1098 38.93      
17 A 1081 1044 3.81      
18 A 986 953 8.05      
19 A 964 931 1.62      
20 A 866 837 10.18      
21 A 820 792 0.93      
22 A 776 750 1.07      
23 A 718 694 7.06      
24 A 667 644 1.43      
25 A 551 532 3.85      
26 A 471 455 4.65      
27 A 433 419 2.41      
28 A 420 406 6.39      
29 A 184 177 1.98      
30 A 62 60 12.89      

Unscaled Zero Point Vibrational Energy (zpe) 20557.3 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 19852.2 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 B3LYP/CEP-31G*
ABC
0.18359 0.08017 0.05896

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.951 -0.037 -0.019
C2 -0.005 -1.233 -0.222
H3 0.399 -2.119 0.293
H4 -0.033 -1.444 -1.306
C5 -1.402 -0.809 0.275
H6 -1.490 -0.903 1.369
H7 -2.217 -1.379 -0.195
C8 0.193 1.316 0.071
S9 -1.596 0.974 -0.226
H10 0.588 2.011 -0.686
O11 2.169 -0.118 0.065
H12 0.369 1.752 1.069

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.54372.17662.14532.49392.93823.44461.55352.74812.18411.22432.1731
C21.54371.10171.10491.54272.20112.21732.57302.72123.32972.45983.2731
H32.17661.10171.78882.22732.49032.76173.44863.71754.24882.68193.9482
H42.14531.10491.78882.18563.09352.45093.09243.07533.56442.91334.0018
C52.49391.54272.22732.18561.10191.09972.66491.86273.58263.64413.2137
H62.93822.20112.49033.09351.10191.78973.07272.46634.12683.96313.2551
H73.44462.21732.76172.45091.09971.78973.62502.43444.42704.57144.2532
C81.55352.57303.44863.09242.66493.07273.62501.84511.10062.44211.1033
S92.74812.72123.71753.07531.86272.46632.43441.84512.46043.93152.4786
H102.18413.32974.24883.56443.58264.12684.42701.10062.46042.75651.7870
O111.22432.45982.68192.91333.64413.96314.57142.44213.93152.75652.7831
H122.17313.27313.94824.00183.21373.25514.25321.10332.47861.78702.7831

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 109.605 C1 C2 H4 107.020
C1 C2 C5 107.805 C1 C8 S9 107.608
C1 C8 H10 109.579 C1 C8 H12 108.571
C2 C1 C8 112.351 C2 C1 O11 125.011
C2 C5 H6 111.581 C2 C5 H7 113.026
C2 C5 S9 105.699 H3 C2 H4 108.317
H3 C2 C5 113.713 H4 C2 C5 110.175
C5 S9 C8 91.900 H6 C5 H7 108.761
H6 C5 S9 109.925 H7 C5 S9 107.727
C8 C1 O11 122.638 S9 C8 H10 110.738
S9 C8 H12 111.947 H10 C8 H12 108.357
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.255      
2 C -0.101      
3 H 0.186      
4 H 0.166      
5 C -0.386      
6 H 0.179      
7 H 0.203      
8 C -0.281      
9 S -0.062      
10 H 0.208      
11 O -0.047      
12 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.473 -1.091 0.280 1.854
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.460 4.654 -0.859
y 4.654 -38.869 0.086
z -0.859 0.086 -41.016
Traceless
 xyz
x -11.518 4.654 -0.859
y 4.654 7.369 0.086
z -0.859 0.086 4.149
Polar
3z2-r28.298
x2-y2-12.591
xy4.654
xz-0.859
yz0.086


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.424 -0.091 0.326
y -0.091 9.405 -0.288
z 0.326 -0.288 6.000


<r2> (average value of r2) Å2
<r2> 134.260
(<r2>)1/2 11.587