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All results from a given calculation for C4H6OS (4,5-dihydrothiophene-2-ol)

using model chemistry: B3LYP/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-629.552305
Energy at 298.15K-629.559608
HF Energy-629.552305
Nuclear repulsion energy292.019984
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/Def2TZVPP
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 3806 3664 55.23      
2 A 3181 3062 9.35      
3 A 3122 3006 11.68      
4 A 3064 2949 43.94      
5 A 3047 2933 10.04      
6 A 2984 2872 54.68      
7 A 1673 1610 151.38      
8 A 1500 1444 0.33      
9 A 1480 1425 3.31      
10 A 1378 1327 11.19      
11 A 1335 1285 19.06      
12 A 1295 1246 6.38      
13 A 1262 1215 20.95      
14 A 1189 1144 2.80      
15 A 1154 1111 1.32      
16 A 1135 1092 206.73      
17 A 1037 998 14.54      
18 A 999 962 17.49      
19 A 921 886 13.53      
20 A 865 832 1.41      
21 A 736 709 41.88      
22 A 689 664 2.76      
23 A 680 654 12.77      
24 A 627 604 6.72      
25 A 533 513 5.71      
26 A 473 455 2.95      
27 A 362 348 8.57      
28 A 337 325 86.73      
29 A 253 244 9.13      
30 A 158 152 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 20636.9 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 19865.1 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/Def2TZVPP
ABC
0.15642 0.10082 0.06361

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.071 -1.263 -0.105
C2 -0.856 0.240 0.023
C3 -0.129 1.361 0.036
C4 1.346 1.127 -0.168
C5 1.613 -0.328 0.245
O6 -2.203 0.078 0.069
H7 -0.566 2.348 0.093
H8 1.968 1.803 0.421
H9 1.803 -0.394 1.316
H10 1.620 1.277 -1.220
H11 2.441 -0.786 -0.292
H12 -2.628 0.941 -0.002

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.77092.63502.70921.83672.64583.67253.64362.40263.17682.42453.4861
C21.77091.33552.38112.54341.35722.12893.25223.02382.95823.46761.9055
C32.63501.33551.50712.43542.43821.08162.17792.90682.15523.36502.5339
C42.70922.38111.50711.53633.70762.28371.09212.17381.09702.20833.9811
C51.83672.54342.43541.53633.84153.45502.16781.08962.17281.08794.4337
O62.64581.35722.43823.70763.84152.79844.52724.22194.20854.73740.9644
H73.67252.12891.08162.28373.45502.79842.61343.82492.76624.36102.4977
H83.64363.25222.17791.09212.16784.52722.61342.37781.75842.72724.6953
H92.40263.02382.90682.17381.08964.22193.82492.37783.04201.77374.8116
H103.17682.95822.15521.09702.17284.20852.76621.75843.04202.40644.4318
H112.42453.46763.36502.20831.08794.73744.36102.72721.77372.40645.3630
H123.48611.90552.53393.98114.43370.96442.49774.69534.81164.43185.3630

picture of 4,5-dihydrothiophene-2-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 115.331 S1 C2 O6 114.876
S1 C5 C4 106.537 S1 C5 H9 107.622
S1 C5 H11 109.303 C2 S1 C5 89.641
C2 C3 C4 113.654 C2 C3 H7 123.130
C2 O6 H12 109.154 C3 C2 O6 129.780
C3 C4 C5 106.306 C3 C4 H8 112.872
C3 C4 H10 110.730 C4 C3 H7 122.969
C4 C5 H9 110.607 C4 C5 H11 113.497
C5 C4 H8 109.982 C5 C4 H10 110.088
H8 C4 H10 106.889 H9 C5 H11 109.085
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.067      
2 C 0.195      
3 C -0.253      
4 C -0.070      
5 C -0.155      
6 O -0.290      
7 H 0.088      
8 H 0.071      
9 H 0.107      
10 H 0.068      
11 H 0.103      
12 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.720 2.235 0.060 2.348
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.989 -4.754 0.683
y -4.754 -42.533 -0.126
z 0.683 -0.126 -45.280
Traceless
 xyz
x 5.918 -4.754 0.683
y -4.754 -0.898 -0.126
z 0.683 -0.126 -5.020
Polar
3z2-r2-10.039
x2-y24.544
xy-4.754
xz0.683
yz-0.126


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.417 0.372 0.051
y 0.372 11.492 0.119
z 0.051 0.119 7.148


<r2> (average value of r2) Å2
<r2> 180.561
(<r2>)1/2 13.437