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All results from a given calculation for C4H6OS (Dihydro-2-(3H)-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-628.286040
Energy at 298.15K-628.293759
HF Energy-627.416923
Nuclear repulsion energy292.094978
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 3176 3018 12.30      
2 A 3168 3010 6.20      
3 A 3155 2998 10.75      
4 A 3104 2949 20.71      
5 A 3098 2944 20.77      
6 A 3081 2928 6.97      
7 A 1785 1696 284.66      
8 A 1535 1459 0.97      
9 A 1522 1447 8.63      
10 A 1495 1421 9.99      
11 A 1386 1317 0.28      
12 A 1346 1279 11.72      
13 A 1332 1265 4.05      
14 A 1277 1214 2.60      
15 A 1212 1152 2.57      
16 A 1145 1088 9.38      
17 A 1097 1042 59.90      
18 A 1056 1003 7.45      
19 A 1051 998 47.06      
20 A 945 898 10.45      
21 A 894 850 11.93      
22 A 856 814 14.37      
23 A 727 691 1.54      
24 A 636 605 43.39      
25 A 611 581 11.48      
26 A 488 464 1.38      
27 A 477 453 1.37      
28 A 412 392 3.60      
29 A 252 239 1.28      
30 A 125 119 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 21221.4 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 20166.7 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
0.14814 0.10495 0.06507

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 -0.119 1.421 0.185
H2 -0.586 2.245 -0.360
H3 -0.112 1.682 1.251
C4 1.273 1.059 -0.305
H5 2.030 1.764 0.048
H6 1.291 1.055 -1.399
C7 1.564 -0.352 0.212
H8 1.811 -0.346 1.276
H9 2.373 -0.832 -0.340
C10 -0.998 0.184 0.033
O11 -2.199 0.164 -0.048
S12 0.030 -1.297 -0.053

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09221.09751.51972.18132.15192.44492.83523.40061.52502.44122.7320
H21.09221.77062.20602.69142.45333.41953.89014.26912.13802.65103.6076
H31.09751.77062.17432.45863.06302.83302.79483.87662.12402.88883.2543
C41.51972.20602.17431.09381.09401.53042.18212.18782.45713.59472.6752
H52.18132.69142.45861.09381.77262.17382.45152.64763.41624.52323.6583
H62.15192.45333.06301.09401.77262.15633.06412.41962.83733.84722.9892
C72.44493.41952.83301.53042.17382.15631.09271.09092.62323.80681.8205
H82.83523.89012.79482.18212.45153.06411.09271.77883.11704.25362.4171
H93.40064.26913.87662.18782.64762.41961.09091.77883.54074.68872.4063
C101.52502.13802.12402.45713.41622.83732.62323.11703.54071.20391.8043
O112.44122.65102.88883.59474.52323.84723.80684.25364.68871.20392.6648
S122.73203.60763.25432.67523.65832.98921.82052.41712.40631.80432.6648

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 112.123 C1 C4 H6 109.763
C1 C4 C7 106.555 C1 C10 O11 126.502
C1 C10 S12 110.007 H2 C1 H3 107.917
H2 C1 C4 114.257 H2 C1 C10 108.413
H3 C1 C4 111.335 H3 C1 C10 107.047
C4 C1 C10 107.603 C4 C7 H8 111.493
C4 C7 H9 112.059 C4 C7 S12 105.616
H5 C4 H6 108.239 H5 C4 C7 110.763
H6 C4 C7 109.372 C7 S12 C10 92.718
H8 C7 H9 109.101 H8 C7 S12 109.588
H9 C7 S12 108.890 O11 C10 S12 123.476
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability