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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-628.271100
Energy at 298.15K-628.278623
HF Energy-627.407142
Nuclear repulsion energy289.310756
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 MP2/6-311G*
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 3179 3021 5.78      
2 A 3171 3013 0.61      
3 A 3162 3004 5.66      
4 A 3102 2948 22.99      
5 A 3091 2937 13.49      
6 A 3090 2936 4.95      
7 A 1795 1706 148.17      
8 A 1524 1449 4.07      
9 A 1483 1409 9.55      
10 A 1482 1408 11.23      
11 A 1340 1274 10.18      
12 A 1332 1266 14.59      
13 A 1267 1204 26.62      
14 A 1244 1182 3.50      
15 A 1190 1131 4.48      
16 A 1169 1111 52.12      
17 A 1138 1082 7.08      
18 A 1025 974 8.35      
19 A 1005 955 2.21      
20 A 899 854 9.53      
21 A 862 819 1.08      
22 A 815 775 0.75      
23 A 748 711 5.95      
24 A 708 673 0.63      
25 A 564 536 3.20      
26 A 494 469 4.47      
27 A 450 428 3.67      
28 A 431 410 4.48      
29 A 212 201 2.11      
30 A 67 64 10.22      

Unscaled Zero Point Vibrational Energy (zpe) 21018.6 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 19973.9 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 MP2/6-311G*
ABC
0.18984 0.08240 0.06102

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.171 -0.086 -0.017
C2 -0.509 1.271 -0.217
H3 -1.116 2.043 0.263
H4 -0.496 1.467 -1.296
C5 0.910 1.179 0.320
H6 0.938 1.292 1.407
H7 1.582 1.909 -0.132
C8 -0.136 -1.202 0.165
S9 1.501 -0.489 -0.153
H10 -0.349 -2.009 -0.538
O11 -2.365 -0.281 0.006
H12 -0.221 -1.595 1.183

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.52312.14722.12232.45812.89333.40171.53332.70532.15561.21062.1493
C21.52311.09291.09651.52002.17492.18772.53042.67213.29982.43073.2028
H32.14721.09291.77372.20342.46782.73023.39103.66464.20072.65113.8573
H42.12231.09651.77372.16163.06452.42283.06443.02003.56092.87203.9494
C52.45811.52002.20342.16161.09271.09062.60501.83133.53333.59983.1169
H62.89332.17492.46783.06451.09271.77812.98602.43344.04213.91793.1189
H73.40172.18772.73022.42281.09061.77813.56642.39954.38714.51674.1541
C81.53332.53043.39103.06442.60502.98603.56641.81331.09172.41741.0944
S92.70532.67213.66463.02001.83132.43342.39951.81332.42523.87492.4437
H102.15563.29984.20073.56093.53334.04214.38711.09172.42522.71031.7754
O111.21062.43072.65112.87203.59983.91794.51672.41743.87492.71032.7765
H122.14933.20283.85733.94943.11693.11894.15411.09442.44371.77542.7765

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 109.226 C1 C2 H4 107.090
C1 C2 C5 107.753 C1 C8 S9 107.581
C1 C8 H10 109.256 C1 C8 H12 108.607
C2 C1 C8 111.768 C2 C1 O11 125.136
C2 C5 H6 111.659 C2 C5 H7 112.827
C2 C5 S9 105.379 H3 C2 H4 108.215
H3 C2 C5 113.977 H4 C2 C5 110.360
C5 S9 C8 91.245 H6 C5 H7 109.059
H6 C5 S9 110.079 H7 C5 S9 107.700
C8 C1 O11 123.095 S9 C8 H10 110.734
S9 C8 H12 111.990 H10 C8 H12 108.617
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability