return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-323.531905
Energy at 298.15K-323.538494
Nuclear repulsion energy273.522436
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/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' 3816 3680 61.45      
2 A' 3220 3104 3.73      
3 A' 3186 3072 14.23      
4 A' 3175 3061 23.01      
5 A' 3168 3054 13.77      
6 A' 1646 1587 104.11      
7 A' 1632 1574 141.06      
8 A' 1533 1478 40.14      
9 A' 1461 1408 19.90      
10 A' 1380 1331 19.82      
11 A' 1325 1278 18.69      
12 A' 1310 1263 71.82      
13 A' 1241 1197 24.15      
14 A' 1184 1142 126.02      
15 A' 1104 1065 5.42      
16 A' 1077 1039 0.79      
17 A' 1008 972 13.56      
18 A' 848 817 43.52      
19 A' 679 655 0.08      
20 A' 527 508 0.16      
21 A' 408 393 11.37      
22 A" 997 961 0.04      
23 A" 965 931 0.06      
24 A" 852 821 10.12      
25 A" 823 794 44.72      
26 A" 739 713 0.00      
27 A" 540 520 21.59      
28 A" 400 386 23.21      
29 A" 387 373 97.52      
30 A" 226 218 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 20428.2 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 19696.9 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/6-31+G**
ABC
0.19927 0.08748 0.06079

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.020 -1.879 0.000
C2 -1.124 -1.184 0.000
C3 -1.197 0.210 0.000
C4 0.000 0.933 0.000
C5 1.208 0.230 0.000
C6 1.156 -1.162 0.000
O7 0.052 2.294 0.000
H8 -2.042 -1.769 0.000
H9 -2.161 0.712 0.000
H10 2.152 0.763 0.000
H11 2.080 -1.735 0.000
H12 -0.842 2.664 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33882.41752.81222.42001.34274.17312.06463.38703.39492.06544.6233
C21.33881.39612.39752.72752.28023.67201.08812.16133.81163.25193.8581
C32.41751.39611.39842.40502.72362.42972.15221.08733.39463.81122.4790
C42.81222.39751.39841.39822.39331.36183.38722.17262.15923.38381.9240
C52.42002.72752.40501.39821.39302.36633.81533.40381.08452.14983.1821
C61.34272.28022.72362.39331.39303.62853.25453.81012.16801.08784.3160
O74.17313.67202.42971.36182.36633.62854.57132.72062.59944.51120.9671
H82.06461.08812.15223.38723.81533.25454.57132.48454.89934.12224.5925
H93.38702.16131.08732.17263.40383.81012.72062.48454.31414.89722.3556
H103.39493.81163.39462.15921.08452.16802.59944.89934.31412.49913.5465
H112.06543.25193.81123.38382.14981.08784.51124.12224.89722.49915.2809
H124.62333.85812.47901.92403.18214.31600.96714.59252.35563.54655.2809

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 124.229 N1 C2 H8 116.206
N1 C6 C5 124.400 N1 C6 H11 115.978
C2 N1 C6 116.501 C2 C3 C4 118.172
C2 C3 H9 120.478 C3 C2 H8 119.565
C3 C4 C5 118.630 C3 C4 O7 123.338
C4 C3 H9 121.351 C4 C5 C6 118.069
C4 C5 H10 120.324 C4 O7 H12 110.259
C5 C4 O7 118.032 C5 C6 H11 119.622
C6 C5 H10 121.607
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.189      
2 C -0.360      
3 C 0.408      
4 C -0.385      
5 C 0.510      
6 C -0.335      
7 O -0.520      
8 H 0.129      
9 H 0.116      
10 H 0.140      
11 H 0.130      
12 H 0.355      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.432 2.376 0.000 2.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.455 -4.482 0.000
y -4.482 -44.922 0.000
z 0.000 0.000 -43.579
Traceless
 xyz
x 10.796 -4.482 0.000
y -4.482 -6.405 0.000
z 0.000 0.000 -4.391
Polar
3z2-r2-8.781
x2-y211.467
xy-4.482
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.477 -0.217 0.000
y -0.217 12.317 0.000
z 0.000 0.000 5.807


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000