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All results from a given calculation for C5H5NO (4-Pyridinol)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-323.163134
Energy at 298.15K-323.169767
Nuclear repulsion energy274.618096
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 HSEh1PBE/6-31G*
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 3613 53.64      
2 A' 3252 3093 3.50      
3 A' 3213 3056 13.96      
4 A' 3200 3044 28.16      
5 A' 3193 3036 19.35      
6 A' 1688 1605 111.59      
7 A' 1672 1590 125.10      
8 A' 1564 1488 45.04      
9 A' 1486 1414 27.54      
10 A' 1399 1330 37.61      
11 A' 1366 1299 17.64      
12 A' 1353 1286 51.29      
13 A' 1258 1196 14.45      
14 A' 1217 1157 130.83      
15 A' 1119 1064 3.18      
16 A' 1090 1037 0.73      
17 A' 1019 969 11.88      
18 A' 861 819 40.64      
19 A' 683 650 0.21      
20 A' 528 502 0.57      
21 A' 410 390 11.17      
22 A" 999 950 0.07      
23 A" 969 921 0.18      
24 A" 857 815 9.81      
25 A" 824 783 42.65      
26 A" 751 714 0.98      
27 A" 546 519 12.76      
28 A" 425 404 118.61      
29 A" 396 376 12.21      
30 A" 230 218 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 20682.0 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 19668.5 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 HSEh1PBE/6-31G*
ABC
0.20092 0.08822 0.06130

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.020 -1.870 0.000
C2 -1.119 -1.181 0.000
C3 -1.193 0.210 0.000
C4 0.000 0.935 0.000
C5 1.206 0.230 0.000
C6 1.151 -1.158 0.000
O7 0.051 2.282 0.000
H8 -2.038 -1.766 0.000
H9 -2.159 0.712 0.000
H10 2.150 0.765 0.000
H11 2.078 -1.731 0.000
H12 -0.847 2.637 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33142.40842.80482.41141.33634.15262.06133.37893.38802.06234.5898
C21.33141.39292.39312.71892.26993.65541.09002.16003.80383.24363.8275
C32.40841.39291.39612.39902.71452.41712.14921.08813.38873.80382.4515
C42.80482.39311.39611.39652.38841.34873.38352.17002.15623.37991.9015
C52.41142.71892.39901.39651.38902.35503.80873.39861.08522.14623.1635
C61.33632.26992.71452.38841.38903.61203.24693.80162.16691.08964.2890
O74.15263.65542.41711.34872.35503.61204.55572.71052.58964.49620.9656
H82.06131.09002.14923.38353.80873.24694.55572.48134.89344.11644.5613
H93.37892.16001.08812.17003.39863.80162.71052.48134.30844.89062.3289
H103.38803.80383.38872.15621.08522.16692.58964.89344.30842.49723.5333
H112.06233.24363.80383.37992.14621.08964.49624.11644.89062.49725.2570
H124.58983.82752.45151.90153.16354.28900.96564.56132.32893.53335.2570

picture of 4-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 124.250 N1 C2 H8 116.354
N1 C6 C5 124.447 N1 C6 H11 116.073
C2 N1 C6 116.622 C2 C3 C4 118.193
C2 C3 H9 120.565 C3 C2 H8 119.397
C3 C4 C5 118.425 C3 C4 O7 123.429
C4 C3 H9 121.242 C4 C5 C6 118.064
C4 C5 H10 120.132 C4 O7 H12 109.385
C5 C4 O7 118.147 C5 C6 H11 119.480
C6 C5 H10 121.805
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.431      
2 C 0.020      
3 C -0.252      
4 C 0.377      
5 C -0.216      
6 C 0.015      
7 O -0.639      
8 H 0.174      
9 H 0.164      
10 H 0.185      
11 H 0.176      
12 H 0.428      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.418 2.407 0.000 2.793
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.445 -4.350 0.000
y -4.350 -42.426 0.000
z 0.000 0.000 -42.198
Traceless
 xyz
x 9.867 -4.350 0.000
y -4.350 -5.104 0.000
z 0.000 0.000 -4.763
Polar
3z2-r2-9.525
x2-y29.981
xy-4.350
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.285 -0.257 0.000
y -0.257 10.691 0.000
z 0.000 0.000 3.366


<r2> (average value of r2) Å2
<r2> 178.042
(<r2>)1/2 13.343