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

using model chemistry: MP2/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-628.227729
Energy at 298.15K-628.235174
HF Energy-627.370945
Nuclear repulsion energy287.744114
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/cc-pVDZ
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 3184 3033 5.35      
2 A 3175 3024 0.63      
3 A 3172 3022 4.94      
4 A 3101 2954 23.52      
5 A 3094 2947 4.98      
6 A 3093 2946 11.81      
7 A 1802 1716 135.92      
8 A 1481 1411 1.95      
9 A 1435 1367 7.61      
10 A 1433 1365 10.10      
11 A 1306 1244 8.37      
12 A 1294 1232 20.46      
13 A 1223 1165 13.49      
14 A 1216 1158 23.18      
15 A 1166 1110 20.51      
16 A 1153 1098 15.20      
17 A 1099 1047 2.73      
18 A 1013 965 9.52      
19 A 975 929 0.52      
20 A 875 833 4.99      
21 A 840 800 1.83      
22 A 806 768 0.61      
23 A 741 706 5.34      
24 A 695 662 0.62      
25 A 557 531 3.07      
26 A 486 463 4.21      
27 A 444 423 3.59      
28 A 425 405 3.85      
29 A 207 197 1.91      
30 A 60 57 8.65      

Unscaled Zero Point Vibrational Energy (zpe) 20774.5 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 19787.7 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/cc-pVDZ
ABC
0.18808 0.08149 0.06039

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.177 -0.085 -0.019
C2 -0.510 1.275 -0.227
H3 -1.126 2.066 0.229
H4 -0.469 1.450 -1.318
C5 0.907 1.178 0.333
H6 0.911 1.271 1.433
H7 1.594 1.930 -0.085
C8 -0.134 -1.204 0.168
S9 1.510 -0.488 -0.158
H10 -0.349 -2.034 -0.524
O11 -2.377 -0.284 0.008
H12 -0.217 -1.588 1.201

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.53002.16662.13242.46302.88293.42751.54142.72032.17661.21652.1606
C21.53001.10171.10571.52682.18552.20802.53902.68143.32662.44463.2131
H32.16661.10171.79072.22112.49652.74163.41843.69034.24072.67233.8888
H42.13241.10571.79072.16663.08352.45143.06053.00253.57542.89963.9547
C52.46301.52682.22112.16661.10421.10062.60531.83813.55413.61013.1096
H62.88292.18552.49653.08351.10421.79022.96992.44584.04253.90713.0822
H73.42752.20802.74162.45141.10061.79023.58812.42034.43674.54814.1606
C81.54142.53903.41843.06052.60532.96993.58811.82211.10152.42991.1054
S92.72032.68143.69033.00251.83812.44582.42031.82212.44543.89552.4575
H102.17663.32664.24073.57543.55414.04254.43671.10152.44542.73051.7868
O111.21652.44462.67232.89963.61013.90714.54812.42993.89552.73052.7907
H122.16063.21313.88883.95473.10963.08224.16061.10542.45751.78682.7907

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 109.759 C1 C2 H4 106.902
C1 C2 C5 107.367 C1 C8 S9 107.658
C1 C8 H10 109.765 C1 C8 H12 108.306
C2 C1 C8 111.514 C2 C1 O11 125.377
C2 C5 H6 111.324 C2 C5 H7 113.367
C2 C5 S9 105.293 H3 C2 H4 108.431
H3 C2 C5 114.379 H4 C2 C5 109.750
C5 S9 C8 90.761 H6 C5 H7 108.566
H6 C5 S9 109.933 H7 C5 S9 108.257
C8 C1 O11 123.108 S9 C8 H10 111.121
S9 C8 H12 111.825 H10 C8 H12 108.121
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability