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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-628.315516
Energy at 298.15K-628.323041
HF Energy-627.416062
Nuclear repulsion energy289.316173
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 3180 3022 6.00      
2 A 3172 3014 0.76      
3 A 3164 3007 5.91      
4 A 3102 2948 23.36      
5 A 3094 2940 13.41      
6 A 3090 2936 4.73      
7 A 1798 1709 145.35      
8 A 1502 1427 2.37      
9 A 1464 1391 5.43      
10 A 1462 1389 11.18      
11 A 1334 1267 13.84      
12 A 1322 1256 12.89      
13 A 1256 1193 26.88      
14 A 1234 1173 4.65      
15 A 1180 1121 6.26      
16 A 1163 1105 46.60      
17 A 1130 1073 5.94      
18 A 1021 970 8.37      
19 A 999 949 1.24      
20 A 892 848 7.40      
21 A 856 814 1.77      
22 A 816 776 0.46      
23 A 746 709 5.68      
24 A 707 672 0.63      
25 A 561 533 2.83      
26 A 491 466 4.63      
27 A 450 428 3.54      
28 A 430 409 4.29      
29 A 211 201 1.83      
30 A 67 64 9.58      

Unscaled Zero Point Vibrational Energy (zpe) 20946.1 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 19902.9 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
0.19001 0.08235 0.06101

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 -1.172 -0.084 -0.016
C2 -0.506 1.272 -0.224
H3 -1.113 2.055 0.238
H4 -0.469 1.445 -1.306
C5 0.910 1.170 0.330
H6 0.913 1.263 1.420
H7 1.585 1.915 -0.093
C8 -0.132 -1.200 0.169
S9 1.499 -0.487 -0.158
H10 -0.353 -2.015 -0.521
O11 -2.366 -0.282 0.005
H12 -0.216 -1.575 1.195

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.52532.15452.12032.45462.86843.40641.53682.70502.15791.21042.1459
C21.52531.09291.09641.52342.17172.19132.53082.66793.30472.43483.1944
H32.15451.09291.78072.20992.47602.72183.39973.66594.20962.66143.8595
H42.12031.09641.78072.15693.06172.43113.04712.98693.55022.88123.9293
C52.45461.52342.20992.15691.09391.09122.59281.82443.53043.59753.0899
H62.86842.17172.47603.06171.09391.77862.95322.42794.01533.89163.0630
H73.40642.19132.72182.43111.09121.77863.56612.40434.40334.52184.1331
C81.53682.53083.39973.04712.59282.95323.56611.80961.09182.42111.0953
S92.70502.66793.66592.98691.82442.42792.40431.80962.42883.87392.4405
H102.15793.30474.20963.55023.53044.01534.40331.09182.42882.70831.7773
O111.21042.43482.66142.88123.59753.89164.52182.42113.87392.70832.7769
H122.14593.19443.85953.92933.08993.06304.13311.09532.44051.77732.7769

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 109.652 C1 C2 H4 106.809
C1 C2 C5 107.245 C1 C8 S9 107.590
C1 C8 H10 109.187 C1 C8 H12 108.060
C2 C1 C8 111.480 C2 C1 O11 125.357
C2 C5 H6 111.084 C2 C5 H7 112.833
C2 C5 S9 105.314 H3 C2 H4 108.848
H3 C2 C5 114.266 H4 C2 C5 109.756
C5 S9 C8 91.040 H6 C5 H7 108.978
H6 C5 S9 110.070 H7 C5 S9 108.471
C8 C1 O11 123.163 S9 C8 H10 111.258
S9 C8 H12 111.950 H10 C8 H12 108.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability