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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-626.164468
Energy at 298.15K-626.171831
Nuclear repulsion energy284.808882
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 mPW1PW91/3-21G
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 3212 3067 1.70      
2 A 3183 3038 0.14      
3 A 3168 3024 3.46      
4 A 3138 2995 12.16      
5 A 3126 2984 6.74      
6 A 3080 2940 2.26      
7 A 1792 1711 131.35      
8 A 1536 1466 6.50      
9 A 1496 1428 12.95      
10 A 1487 1419 19.74      
11 A 1355 1293 8.88      
12 A 1323 1263 10.51      
13 A 1267 1209 3.07      
14 A 1244 1187 11.62      
15 A 1216 1161 2.18      
16 A 1135 1083 11.77      
17 A 1119 1068 66.57      
18 A 1020 973 21.12      
19 A 990 945 0.53      
20 A 883 842 10.65      
21 A 831 794 2.65      
22 A 773 738 1.95      
23 A 728 695 6.35      
24 A 652 623 1.91      
25 A 578 551 2.95      
26 A 473 452 5.17      
27 A 450 430 0.42      
28 A 426 406 7.67      
29 A 183 175 2.50      
30 A 45 43 12.38      

Unscaled Zero Point Vibrational Energy (zpe) 20953.1 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 20001.8 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 mPW1PW91/3-21G
ABC
0.18465 0.07960 0.05884

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.186 -0.101 -0.026
C2 -0.532 1.250 -0.298
H3 -1.171 2.048 0.086
H4 -0.445 1.355 -1.388
C5 0.858 1.243 0.321
H6 0.824 1.363 1.405
H7 1.531 1.975 -0.122
C8 -0.152 -1.233 0.039
S9 1.563 -0.479 -0.081
H10 -0.303 -1.917 -0.799
O11 -2.387 -0.290 0.115
H12 -0.268 -1.783 0.975

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.52542.15202.12762.47072.86943.42091.53522.77592.16231.22382.1623
C21.52541.09221.09891.52132.17982.19372.53432.72513.21442.44623.3000
H32.15201.09221.78342.19512.48762.71063.43603.72694.15432.63574.0354
H42.12761.09891.78342.15223.06802.42752.97053.01813.32832.95663.9331
C52.47071.52132.19512.15221.09081.08872.68831.90393.54773.59463.2943
H62.86942.17982.48763.06801.09081.78983.09142.47944.10923.83523.3583
H73.42092.19372.71062.42751.08871.78983.62592.45504.35554.53194.3086
C81.53522.53433.43602.97052.68833.09143.62591.87661.09222.42771.0921
S92.77592.72513.72693.01811.90392.47942.45501.87662.46273.95972.4836
H102.16233.21444.15433.32833.54774.10924.35551.09222.46272.79761.7792
O111.22382.44622.63572.95663.59463.83524.53192.42773.95972.79762.7312
H122.16233.30004.03543.93313.29433.35834.30861.09212.48361.77922.7312

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 109.485 C1 C2 H4 107.216
C1 C2 C5 108.376 C1 C8 S9 108.489
C1 C8 H10 109.615 C1 C8 H12 109.627
C2 C1 C8 111.796 C2 C1 O11 125.334
C2 C5 H6 112.070 C2 C5 H7 113.346
C2 C5 S9 104.873 H3 C2 H4 108.964
H3 C2 C5 113.238 H4 C2 C5 109.386
C5 S9 C8 90.647 H6 C5 H7 110.407
H6 C5 S9 108.711 H7 C5 S9 107.066
C8 C1 O11 122.867 S9 C8 H10 109.232
S9 C8 H12 110.777 H10 C8 H12 109.083
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.485      
2 C -0.538      
3 H 0.271      
4 H 0.279      
5 C -0.679      
6 H 0.267      
7 H 0.273      
8 C -0.794      
9 S 0.285      
10 H 0.296      
11 O -0.439      
12 H 0.294      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.529 1.346 -0.036 1.447
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.270 1.324 1.001
y 1.324 -38.504 0.210
z 1.001 0.210 -42.248
Traceless
 xyz
x -13.894 1.324 1.001
y 1.324 9.755 0.210
z 1.001 0.210 4.139
Polar
3z2-r28.278
x2-y2-15.766
xy1.324
xz1.001
yz0.210


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> 189.945
(<r2>)1/2 13.782