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

using model chemistry: B1B95/CEP-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 B1B95/CEP-31G
 hartrees
Energy at 0K-56.972551
Energy at 298.15K-56.979260
Nuclear repulsion energy139.041796
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 B1B95/CEP-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' 3729 3571 69.56      
2 A' 3263 3124 3.03      
3 A' 3251 3113 23.62      
4 A' 3219 3082 25.37      
5 A' 3211 3074 5.37      
6 A' 1663 1592 87.62      
7 A' 1636 1566 68.92      
8 A' 1502 1438 143.77      
9 A' 1478 1415 7.64      
10 A' 1374 1316 43.20      
11 A' 1342 1285 6.49      
12 A' 1319 1263 37.58      
13 A' 1179 1129 123.50      
14 A' 1167 1118 87.90      
15 A' 1101 1055 42.56      
16 A' 1060 1015 7.53      
17 A' 986 944 6.13      
18 A' 846 810 19.72      
19 A' 619 593 1.91      
20 A' 547 524 0.14      
21 A' 394 378 23.38      
22 A" 1058 1013 0.14      
23 A" 1013 969 0.35      
24 A" 932 892 0.28      
25 A" 825 790 89.68      
26 A" 761 729 4.16      
27 A" 562 538 88.86      
28 A" 513 491 110.55      
29 A" 421 403 0.52      
30 A" 217 208 0.64      

Unscaled Zero Point Vibrational Energy (zpe) 20593.0 cm-1
Scaled (by 0.9575) Zero Point Vibrational Energy (zpe) 19717.8 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 B1B95/CEP-31G
ABC
0.18804 0.08908 0.06045

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.200 0.296 0.000
C2 0.000 0.913 0.000
C3 1.252 0.237 0.000
C4 1.219 -1.175 0.000
C5 -0.035 -1.851 0.000
C6 -1.214 -1.066 0.000
O7 -0.005 2.296 0.000
H8 2.179 0.808 0.000
H9 2.153 -1.741 0.000
H10 -0.095 -2.938 0.000
H11 -2.202 -1.532 0.000
H12 -0.934 2.614 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.34942.45352.83142.44301.36222.33033.41773.92333.41832.08482.3331
C21.34941.42322.41752.76382.32151.38362.18143.41703.85233.29051.9408
C32.45351.42321.41222.45252.78952.41281.08822.17303.44923.88143.2298
C42.83142.41751.41221.42412.43553.68072.20291.09192.19893.44004.3579
C52.44302.76382.45251.42411.41684.14733.45942.19011.08922.19124.5545
C61.36222.32152.78952.43551.41683.57333.87603.43392.18151.09273.6906
O72.33031.38362.41283.68074.14733.57332.64264.57755.23554.41440.9822
H83.41772.18141.08822.20293.45943.87602.64262.54884.38214.96693.5989
H93.92333.41702.17301.09192.19013.43394.57752.54882.54664.36035.3379
H103.41833.85233.44922.19891.08922.18155.23554.38212.54662.53395.6155
H112.08483.29053.88143.44002.19121.09274.41444.96694.36032.53394.3357
H122.33311.94083.22984.35794.55453.69060.98223.59895.33795.61554.3357

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 124.458 N1 C2 O7 117.000
N1 C6 C5 123.056 N1 C6 H11 115.823
C2 N1 C6 117.771 C2 C3 C4 116.994
C2 C3 H8 120.002 C2 O7 H12 109.058
C3 C2 O7 118.542 C3 C4 C5 119.690
C3 C4 H9 119.856 C4 C3 H8 123.004
C4 C5 C6 118.031 C4 C5 H10 121.496
C5 C4 H9 120.454 C5 C6 H11 121.120
C6 C5 H10 120.473
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.335      
2 C -0.522      
3 C 0.032      
4 C -0.512      
5 C 0.029      
6 C -0.568      
7 O -0.317      
8 H 0.316      
9 H 0.278      
10 H 0.300      
11 H 0.242      
12 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.526 -1.877 0.000 1.949
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.429 -2.570 0.000
y -2.570 -36.368 0.000
z 0.000 0.000 -43.019
Traceless
 xyz
x 2.265 -2.570 0.000
y -2.570 3.855 0.000
z 0.000 0.000 -6.120
Polar
3z2-r2-12.241
x2-y2-1.060
xy-2.570
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.881 -0.038 0.000
y -0.038 11.622 0.000
z 0.000 0.000 3.894


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