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All results from a given calculation for C4H6OS (2,5-dihydrothiophene-3-ol)

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-628.262471
Energy at 298.15K-628.269655
HF Energy-627.332470
Nuclear repulsion energy288.021822
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 MP3=FULL/6-31+G**
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 3939 3670 47.33      
2 A 3278 3054 13.15      
3 A 3208 2989 3.64      
4 A 3194 2975 7.56      
5 A 3158 2942 25.34      
6 A 3149 2934 35.93      
7 A 1801 1678 84.42      
8 A 1559 1453 2.58      
9 A 1550 1444 4.08      
10 A 1463 1363 8.88      
11 A 1350 1257 0.54      
12 A 1332 1241 45.68      
13 A 1264 1178 19.55      
14 A 1205 1122 191.58      
15 A 1169 1089 0.10      
16 A 1152 1073 7.30      
17 A 1053 981 11.15      
18 A 1011 942 0.09      
19 A 947 882 0.00      
20 A 917 855 0.61      
21 A 811 756 10.94      
22 A 774 721 48.24      
23 A 752 700 1.11      
24 A 622 580 1.01      
25 A 493 459 0.54      
26 A 460 429 2.09      
27 A 386 360 13.82      
28 A 340 317 108.00      
29 A 231 215 8.20      
30 A 45 42 4.60      

Unscaled Zero Point Vibrational Energy (zpe) 21306.6 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 19849.3 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 MP3=FULL/6-31+G**
ABC
0.20105 0.07909 0.05799

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.549 -0.517 -0.000
C2 0.153 -1.178 0.000
C3 1.052 0.024 0.000
C4 0.479 1.232 -0.000
C5 -1.023 1.245 0.000
O6 2.380 -0.282 -0.000
H7 0.338 -1.786 0.884
H8 1.033 2.161 -0.000
H9 -1.421 1.744 -0.881
H10 0.338 -1.787 -0.883
H11 -1.421 1.743 0.882
H12 2.907 0.521 0.003

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.82592.65622.67791.83973.93552.43913.72002.43002.43902.43014.5753
C21.82591.50112.43242.69402.39991.08803.45303.43441.08803.43393.2358
C32.65621.50111.33682.40691.36312.13762.13643.13812.13773.13781.9208
C42.67792.43241.33681.50132.43063.14841.08152.15593.14862.15592.5306
C51.83972.69402.40691.50133.72963.43832.25031.08823.43871.08833.9960
O63.93552.39991.36312.43063.72962.68582.78964.39652.68564.39610.9609
H72.43911.08802.13763.14843.43832.68584.10424.32081.76613.94323.5640
H83.72003.45302.13641.08152.25032.78964.10422.64094.10442.64122.4902
H92.43003.43443.13812.15591.08824.39654.32082.64093.94451.76354.5839
H102.43901.08802.13773.14863.43872.68561.76614.10443.94454.32073.5653
H112.43013.43393.13782.15591.08834.39613.94322.64121.76354.32074.5826
H124.57533.23581.92082.53063.99600.96093.56402.49024.58393.56534.5826

picture of 2,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 105.531 S1 C2 H7 111.115
S1 C2 H10 111.107 S1 C5 C4 106.112
S1 C5 H9 109.492 S1 C5 H11 109.499
C2 S1 C5 94.602 C2 C3 C4 117.869
C2 C3 O6 113.747 C3 C2 H7 110.282
C3 C2 H10 110.287 C3 C4 C5 115.886
C3 C4 H8 123.776 C3 O6 H12 110.288
C4 C3 O6 128.385 C4 C5 H9 111.730
C4 C5 H11 111.732 C5 C4 H8 120.338
H7 C2 H10 108.511 H9 C5 H11 108.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability