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

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-626.097271
Energy at 298.15K-626.104800
Nuclear repulsion energy286.295899
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 B3PW91/3-21G
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 3187 3063 4.28      
2 A 3148 3026 4.37      
3 A 3138 3016 8.30      
4 A 3112 2991 10.10      
5 A 3087 2967 14.02      
6 A 3058 2939 3.13      
7 A 1798 1728 283.92      
8 A 1533 1474 3.20      
9 A 1524 1465 12.52      
10 A 1498 1440 13.56      
11 A 1394 1340 0.29      
12 A 1352 1300 15.03      
13 A 1321 1269 3.80      
14 A 1287 1237 2.03      
15 A 1209 1162 2.91      
16 A 1159 1114 3.33      
17 A 1061 1020 4.71      
18 A 1043 1002 3.00      
19 A 1013 974 81.78      
20 A 918 882 17.60      
21 A 875 841 10.88      
22 A 843 810 31.82      
23 A 661 635 4.80      
24 A 601 578 4.55      
25 A 564 542 51.58      
26 A 476 458 4.26      
27 A 452 435 1.80      
28 A 378 364 5.48      
29 A 241 232 1.70      
30 A 118 113 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 21022.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 20206.5 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 B3PW91/3-21G
ABC
0.14130 0.10069 0.06223

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.171 1.417 0.218
H2 -0.659 2.267 -0.270
H3 -0.128 1.615 1.300
C4 1.229 1.121 -0.323
H5 1.953 1.873 0.007
H6 1.204 1.110 -1.419
C7 1.629 -0.272 0.189
H8 1.884 -0.256 1.252
H9 2.440 -0.717 -0.389
C10 -1.041 0.180 0.021
O11 -2.250 0.120 -0.067
S12 0.090 -1.346 -0.036

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09401.10071.53042.18342.15992.46892.84453.42671.52582.46672.7872
H21.09401.78102.20892.65592.47543.44783.89124.30302.14172.67953.6966
H31.10071.78102.17272.46433.06952.80712.74723.85802.12812.93353.2554
C41.53042.20892.17271.09531.09601.53662.19182.20172.48183.62902.7322
H52.18342.65592.46431.09531.78232.17702.46762.66523.44074.55493.7201
H62.15992.47543.06951.09601.78232.16193.07552.43382.82493.83853.0302
C72.46893.44782.80711.53662.17702.16191.09301.09092.71363.90731.8908
H82.84453.89122.74722.19182.46763.07551.09301.79333.20314.35532.4630
H93.42674.30303.85802.20172.66522.43381.09091.79333.61814.77472.4583
C101.52582.14172.12812.48183.44072.82492.71363.20313.61811.21321.8999
O112.46672.67952.93353.62904.55493.83853.90734.35534.77471.21322.7612
S122.78723.69663.25542.73223.72013.03021.89082.46302.45831.89992.7612

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 111.440 C1 C4 H6 109.541
C1 C4 C7 107.220 C1 C10 O11 128.106
C1 C10 S12 108.410 H2 C1 H3 108.486
H2 C1 C4 113.598 H2 C1 C10 108.552
H3 C1 C4 110.266 H3 C1 C10 107.129
C4 C1 C10 108.599 C4 C7 H8 111.819
C4 C7 H9 112.747 C4 C7 S12 105.254
H5 C4 H6 108.846 H5 C4 C7 110.494
H6 C4 C7 109.268 C7 S12 C10 91.427
H8 C7 H9 110.403 H8 C7 S12 108.282
H9 C7 S12 108.044 O11 C10 S12 123.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.505      
2 H 0.270      
3 H 0.268      
4 C -0.446      
5 H 0.244      
6 H 0.250      
7 C -0.686      
8 H 0.260      
9 H 0.268      
10 C 0.205      
11 O -0.422      
12 S 0.296      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.278 2.637 0.449 4.231
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.251 -0.442 -0.117
y -0.442 -43.577 0.174
z -0.117 0.174 -42.535
Traceless
 xyz
x -3.195 -0.442 -0.117
y -0.442 0.816 0.174
z -0.117 0.174 2.379
Polar
3z2-r24.758
x2-y2-2.674
xy-0.442
xz-0.117
yz0.174


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 184.143
(<r2>)1/2 13.570