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

using model chemistry: B97D3/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 B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-629.407601
Energy at 298.15K-629.414700
HF Energy-629.407601
Nuclear repulsion energy287.006630
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 B97D3/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 3730 3673 35.37      
2 A 3115 3067 18.78      
3 A 3019 2972 6.94      
4 A 2996 2950 12.02      
5 A 2985 2939 42.08      
6 A 2969 2924 55.28      
7 A 1682 1656 92.75      
8 A 1464 1442 2.27      
9 A 1457 1435 3.51      
10 A 1384 1362 3.70      
11 A 1246 1227 2.34      
12 A 1236 1217 51.41      
13 A 1193 1175 0.59      
14 A 1129 1112 196.21      
15 A 1124 1107 0.07      
16 A 1105 1088 5.49      
17 A 999 983 14.80      
18 A 947 933 0.04      
19 A 876 863 0.24      
20 A 871 857 0.29      
21 A 749 738 12.07      
22 A 746 734 39.97      
23 A 694 684 1.50      
24 A 586 577 0.24      
25 A 473 466 1.04      
26 A 468 461 0.33      
27 A 376 370 83.01      
28 A 374 368 11.08      
29 A 223 219 5.46      
30 A 74 73 2.83      

Unscaled Zero Point Vibrational Energy (zpe) 20143.8 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 19835.6 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 B97D3/aug-cc-pVTZ
ABC
0.19938 0.07865 0.05762

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.555 -0.517 0.000
C2 -0.157 -1.185 0.000
C3 -1.052 0.019 -0.000
C4 -0.480 1.229 -0.000
C5 1.016 1.257 0.000
O6 -2.388 -0.281 -0.000
H7 -0.330 -1.804 -0.887
H8 -1.046 2.157 -0.000
H9 1.428 1.754 0.886
H10 -0.330 -1.804 0.887
H11 1.428 1.754 -0.886
H12 -2.895 0.541 -0.001

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.83752.66202.68171.85403.95012.44883.73102.44132.44882.44134.5744
C21.83751.50042.43522.70862.40691.09553.45813.45441.09553.45453.2367
C32.66201.50041.33822.41031.36912.15232.13773.15372.15233.15381.9153
C42.68172.43521.33821.49662.43333.16361.08722.16833.16362.16842.5111
C51.85402.70862.41031.49663.73543.45942.25061.09643.45931.09643.9762
O63.95012.40691.36912.43333.73542.70902.78314.41462.70914.41470.9664
H72.44881.09552.15233.16363.45942.70904.12194.34681.77383.96883.5867
H83.73103.45812.13771.08722.25062.78314.12192.65914.12182.65912.4554
H92.44133.45443.15372.16831.09644.41464.34682.65913.96861.77234.5767
H102.44881.09552.15233.16363.45932.70911.77384.12183.96864.34673.5869
H112.44133.45453.15382.16841.09644.41473.96882.65911.77234.34674.5766
H124.57443.23671.91532.51113.97620.96643.58672.45544.57673.58694.5766

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 105.339 S1 C2 H7 110.651
S1 C2 H10 110.652 S1 C5 C4 105.840
S1 C5 H9 108.954 S1 C5 H11 108.952
C2 S1 C5 94.399 C2 C3 C4 118.051
C2 C3 O6 113.947 C3 C2 H7 111.055
C3 C2 H10 111.054 C3 C4 C5 116.373
C3 C4 H8 123.293 C3 O6 H12 108.971
C4 C3 O6 128.003 C4 C5 H9 112.575
C4 C5 H11 112.577 C5 C4 H8 120.335
H7 C2 H10 108.108 H9 C5 H11 107.845
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.194      
2 C -0.085      
3 C 0.472      
4 C -0.502      
5 C 0.018      
6 O -0.493      
7 H 0.115      
8 H 0.250      
9 H 0.101      
10 H 0.115      
11 H 0.101      
12 H 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.715 1.736 -0.001 2.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.289 -1.605 0.002
y -1.605 -39.426 -0.001
z 0.002 -0.001 -45.124
Traceless
 xyz
x -1.014 -1.605 0.002
y -1.605 4.781 -0.001
z 0.002 -0.001 -3.767
Polar
3z2-r2-7.534
x2-y2-3.863
xy-1.605
xz0.002
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.542 0.474 0.001
y 0.474 12.130 -0.000
z 0.001 -0.000 8.193


<r2> (average value of r2) Å2
<r2> 191.697
(<r2>)1/2 13.845