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All results from a given calculation for C5H5NO (2-Pyridinol)

using model chemistry: B3LYP/3-21G

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/3-21G
 hartrees
Energy at 0K-321.726493
Energy at 298.15K-321.733341
Nuclear repulsion energy274.050701
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/3-21G
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' 3482 3360 39.62      
2 A' 3250 3136 1.19      
3 A' 3235 3122 10.91      
4 A' 3209 3096 7.92      
5 A' 3195 3083 15.06      
6 A' 1633 1576 72.96      
7 A' 1601 1545 45.47      
8 A' 1515 1462 130.71      
9 A' 1510 1457 10.27      
10 A' 1407 1358 13.67      
11 A' 1332 1285 44.02      
12 A' 1289 1244 61.43      
13 A' 1220 1177 12.69      
14 A' 1193 1151 135.43      
15 A' 1114 1075 70.59      
16 A' 1061 1024 3.79      
17 A' 1003 968 6.77      
18 A' 859 829 16.86      
19 A' 659 635 3.09      
20 A' 574 554 0.58      
21 A' 403 389 18.91      
22 A" 1045 1009 0.11      
23 A" 1013 977 1.37      
24 A" 920 888 3.62      
25 A" 828 799 67.56      
26 A" 782 755 13.32      
27 A" 588 568 62.55      
28 A" 519 501 97.70      
29 A" 440 425 0.07      
30 A" 225 217 0.67      

Unscaled Zero Point Vibrational Energy (zpe) 20552.5 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 19831.1 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/3-21G
ABC
0.19398 0.09078 0.06184

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.183 0.287 0.000
C2 0.000 0.908 0.000
C3 1.228 0.232 0.000
C4 1.201 -1.155 0.000
C5 -0.031 -1.828 0.000
C6 -1.193 -1.065 0.000
O7 -0.002 2.280 0.000
H8 2.148 0.799 0.000
H9 2.129 -1.715 0.000
H10 -0.081 -2.908 0.000
H11 -2.169 -1.538 0.000
H12 -0.958 2.564 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33602.41202.78672.40851.35232.31643.37033.87023.38042.07402.2880
C21.33601.40162.38722.73562.30551.37232.15083.37773.81683.26841.9134
C32.41201.40161.38802.41442.74712.38891.08032.14523.40243.83033.1961
C42.78672.38721.38801.40362.39603.64002.17151.08342.17163.39144.3006
C52.40852.73562.41441.40361.39024.10793.41282.16301.08162.15734.4886
C61.35232.30552.74712.39601.39023.55073.82593.38522.15301.08393.6368
O72.31641.37232.38893.64004.10793.55072.61104.52755.18894.38950.9968
H83.37032.15081.08032.17153.41283.82592.61102.51334.32544.90843.5724
H93.87023.37772.14521.08342.16303.38524.52752.51332.51164.30145.2759
H103.38043.81683.40242.17161.08162.15305.18894.32542.51162.49775.5422
H112.07403.26843.83033.39142.15731.08394.38954.90844.30142.49774.2768
H122.28801.91343.19614.30064.48863.63680.99683.57245.27595.54224.2768

picture of 2-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 123.524 N1 C2 O7 117.581
N1 C6 C5 122.851 N1 C6 H11 116.279
C2 N1 C6 118.098 C2 C3 C4 117.687
C2 C3 H8 119.572 C2 O7 H12 106.651
C3 C2 O7 118.895 C3 C4 C5 119.742
C3 C4 H9 119.951 C4 C3 H8 122.741
C4 C5 C6 118.099 C4 C5 H10 121.259
C5 C4 H9 120.307 C5 C6 H11 120.871
C6 C5 H10 120.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.611      
2 C 0.567      
3 C -0.228      
4 C -0.146      
5 C -0.249      
6 C 0.071      
7 O -0.578      
8 H 0.206      
9 H 0.203      
10 H 0.190      
11 H 0.211      
12 H 0.362      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.271 -1.156 0.000 1.188
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.103 -2.535 0.000
y -2.535 -35.860 0.000
z 0.000 0.000 -42.892
Traceless
 xyz
x 2.273 -2.535 0.000
y -2.535 4.138 0.000
z 0.000 0.000 -6.410
Polar
3z2-r2-12.821
x2-y2-1.243
xy-2.535
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.200 0.023 0.000
y 0.023 11.054 0.000
z 0.000 0.000 2.342


<r2> (average value of r2) Å2
<r2> 178.214
(<r2>)1/2 13.350