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

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-629.555022
Energy at 298.15K-629.562275
HF Energy-629.555022
Nuclear repulsion energy287.762837
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 B3LYP/aug-cc-pVTZ
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 3799 3676 48.50      
2 A 3161 3058 14.46      
3 A 3074 2974 4.35      
4 A 3055 2956 8.55      
5 A 3041 2942 33.31      
6 A 3029 2930 43.47      
7 A 1726 1669 99.32      
8 A 1499 1450 1.69      
9 A 1490 1442 4.10      
10 A 1412 1366 4.50      
11 A 1278 1236 4.55      
12 A 1269 1228 54.39      
13 A 1219 1179 1.93      
14 A 1159 1121 198.11      
15 A 1152 1114 0.00      
16 A 1131 1094 5.40      
17 A 1017 984 14.34      
18 A 969 937 0.20      
19 A 898 869 0.04      
20 A 889 861 0.18      
21 A 786 760 41.31      
22 A 768 743 12.81      
23 A 713 690 1.56      
24 A 600 581 0.30      
25 A 491 475 1.14      
26 A 475 460 0.33      
27 A 384 372 90.10      
28 A 382 369 11.68      
29 A 235 228 5.41      
30 A 87 84 2.89      

Unscaled Zero Point Vibrational Energy (zpe) 20592.5 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 19923.2 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 B3LYP/aug-cc-pVTZ
ABC
0.20052 0.07904 0.05792

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.554 -0.515 -0.000
C2 -0.157 -1.182 0.000
C3 -1.049 0.019 -0.000
C4 -0.482 1.222 -0.000
C5 1.012 1.256 0.000
O6 -2.379 -0.281 -0.000
H7 -0.329 -1.799 -0.883
H8 -1.049 2.146 -0.000
H9 1.420 1.752 0.883
H10 -0.329 -1.798 0.884
H11 1.421 1.752 -0.882
H12 -2.899 0.532 -0.001

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.83612.65742.67611.85183.94012.44413.72132.43582.44422.43574.5739
C21.83611.49682.42642.70412.39861.09073.44523.44581.09073.44603.2337
C32.65741.49681.33022.40421.36332.14542.12633.14332.14543.14341.9191
C42.67612.42641.33021.49462.42043.15101.08312.16303.15082.16302.5135
C51.85182.70412.40421.49463.72343.45122.24441.09133.45101.09133.9775
O63.94012.39861.36332.42043.72342.69942.76714.39862.69954.39870.9641
H72.44411.09072.14543.15103.45122.69944.10524.33391.76663.95823.5792
H83.72133.44522.12631.08312.24442.76714.10522.65144.10502.65142.4552
H92.43583.44583.14332.16301.09134.39864.33392.65143.95761.76474.5744
H102.44421.09072.14543.15083.45102.69951.76664.10503.95764.33393.5797
H112.43573.44603.14342.16301.09134.39873.95822.65141.76474.33394.5742
H124.57393.23371.91912.51353.97750.96413.57922.45524.57443.57974.5742

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 105.294 S1 C2 H7 110.654
S1 C2 H10 110.657 S1 C5 C4 105.708
S1 C5 H9 108.953 S1 C5 H11 108.949
C2 S1 C5 94.313 C2 C3 C4 118.139
C2 C3 O6 113.912 C3 C2 H7 111.048
C3 C2 H10 111.046 C3 C4 C5 116.547
C3 C4 H8 123.218 C3 O6 H12 109.901
C4 C3 O6 127.950 C4 C5 H9 112.608
C4 C5 H11 112.611 C5 C4 H8 120.236
H7 C2 H10 108.158 H9 C5 H11 107.908
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability