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-2-(3H)-thiophenone)

using model chemistry: B3LYP/CEP-121G

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-121G
 hartrees
Energy at 0K-52.257685
Energy at 298.15K-52.265192
Nuclear repulsion energy118.604268
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-121G
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 3127 3048 21.77      
2 A 3088 3009 19.87      
3 A 3071 2993 31.48      
4 A 3044 2966 25.96      
5 A 3015 2938 34.94      
6 A 2999 2923 15.88      
7 A 1672 1629 359.13      
8 A 1513 1474 3.08      
9 A 1500 1462 6.74      
10 A 1483 1445 10.55      
11 A 1369 1334 0.29      
12 A 1327 1294 3.95      
13 A 1306 1273 12.95      
14 A 1248 1217 1.38      
15 A 1190 1160 2.86      
16 A 1126 1097 6.68      
17 A 1068 1041 23.43      
18 A 1040 1013 3.49      
19 A 1022 996 77.41      
20 A 907 884 18.31      
21 A 874 852 4.78      
22 A 838 817 19.22      
23 A 647 630 4.25      
24 A 594 579 21.97      
25 A 570 556 32.26      
26 A 465 453 1.92      
27 A 453 441 0.93      
28 A 384 375 3.13      
29 A 218 212 2.00      
30 A 119 116 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 20637.9 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 20111.6 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-121G
ABC
0.13891 0.09921 0.06099

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.153 -1.197 0.195
H2 0.611 -2.035 -0.343
H3 0.159 -1.449 1.267
C4 -1.276 -0.858 -0.291
H5 -2.014 -1.571 0.098
H6 -1.313 -0.902 -1.387
C7 -1.615 0.583 0.177
H8 -1.876 0.624 1.239
H9 -2.409 1.045 -0.415
C10 1.045 0.048 0.011
O11 2.283 0.063 -0.059
S12 -0.015 1.601 -0.079

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09551.10131.54662.20102.17662.50902.91963.45871.54292.48802.8164
H21.09551.77172.22402.70152.46453.47513.96934.31382.15742.69823.6987
H31.10131.77172.19842.46983.08342.90902.90453.95462.14562.92533.3378
C41.54662.22402.19841.09771.09771.55242.21302.21842.50953.68332.7716
H52.20102.70152.46981.09771.77372.19212.47762.69533.46204.59993.7537
H62.17662.46453.08341.09771.77372.17743.08912.43672.90113.95283.1082
C72.50903.47512.90901.55242.19212.17741.09491.09252.71793.93931.9137
H82.91963.96932.90452.21302.47763.08911.09491.78803.22014.39262.4810
H93.45874.31383.95462.21842.69532.43671.09251.78803.61964.80642.4806
C101.54292.15742.14562.50953.46202.90112.71793.22013.61961.24021.8816
O112.48802.69822.92533.68334.59993.95283.93934.39264.80641.24022.7645
S122.81643.69873.33782.77163.75373.10821.91372.48102.48061.88162.7645

picture of Dihydro-2-(3H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 111.555 C1 C4 H6 109.630
C1 C4 C7 108.111 C1 C10 O11 126.408
C1 C10 S12 110.268 H2 C1 H3 107.511
H2 C1 C4 113.552 H2 C1 C10 108.520
H3 C1 C4 111.124 H3 C1 C10 107.289
C4 C1 C10 108.634 C4 C7 H8 112.272
C4 C7 H9 112.861 C4 C7 S12 105.716
H5 C4 H6 107.787 H5 C4 C7 110.444
H6 C4 C7 109.294 C7 S12 C10 91.464
H8 C7 H9 109.651 H8 C7 S12 107.994
H9 C7 S12 108.078 O11 C10 S12 123.322
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.247      
2 H 0.189      
3 H 0.183      
4 C -0.282      
5 H 0.161      
6 H 0.168      
7 C -0.554      
8 H 0.192      
9 H 0.200      
10 C -0.177      
11 O -0.111      
12 S 0.279      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.212 -2.218 0.475 4.784
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.189 -1.313 0.114
y -1.313 -43.650 0.030
z 0.114 0.030 -42.039
Traceless
 xyz
x -5.344 -1.313 0.114
y -1.313 1.464 0.030
z 0.114 0.030 3.880
Polar
3z2-r27.760
x2-y2-4.539
xy-1.313
xz0.114
yz0.030


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.443 -0.508 -0.173
y -0.508 10.328 -0.245
z -0.173 -0.245 6.736


<r2> (average value of r2) Å2
<r2> 138.531
(<r2>)1/2 11.770