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

using model chemistry: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-323.515885
Energy at 298.15K-323.522610
Nuclear repulsion energy275.218359
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/6-31G*
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' 3692 3546 62.06      
2 A' 3230 3102 3.51      
3 A' 3221 3093 17.70      
4 A' 3197 3070 11.70      
5 A' 3179 3053 19.93      
6 A' 1668 1602 84.71      
7 A' 1644 1579 86.23      
8 A' 1530 1470 130.33      
9 A' 1506 1446 37.42      
10 A' 1386 1331 46.09      
11 A' 1345 1292 70.65      
12 A' 1332 1279 5.15      
13 A' 1217 1169 152.58      
14 A' 1177 1130 22.53      
15 A' 1116 1072 23.37      
16 A' 1070 1028 2.83      
17 A' 1008 968 7.70      
18 A' 866 832 10.86      
19 A' 640 615 2.81      
20 A' 567 545 0.65      
21 A' 420 403 16.61      
22 A" 996 956 0.00      
23 A" 971 932 0.32      
24 A" 878 843 1.61      
25 A" 790 758 54.45      
26 A" 754 724 0.01      
27 A" 573 550 56.06      
28 A" 506 486 69.09      
29 A" 424 407 0.25      
30 A" 219 210 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 20561.4 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 19745.1 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/6-31G*
ABC
0.19412 0.09209 0.06246

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.184 0.298 0.000
C2 0.000 0.904 0.000
C3 1.230 0.229 0.000
C4 1.197 -1.158 0.000
C5 -0.038 -1.820 0.000
C6 -1.192 -1.045 0.000
O7 0.004 2.259 0.000
H8 2.158 0.791 0.000
H9 2.125 -1.724 0.000
H10 -0.100 -2.903 0.000
H11 -2.176 -1.510 0.000
H12 -0.934 2.524 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33012.41552.79062.40821.34302.29223.37773.87743.38012.06232.2395
C21.33011.40372.38422.72452.28451.35432.16053.37933.80883.25001.8695
C32.41551.40371.38712.40972.73672.37151.08432.14743.40283.82443.1546
C42.79062.38421.38711.40112.39123.61862.17301.08682.17413.39084.2537
C52.40822.72452.40971.40111.38994.07873.41162.16491.08502.16004.4351
C61.34302.28452.73672.39121.38993.51313.81963.38522.15561.08843.5778
O72.29221.35432.37153.61864.07873.51312.60594.51165.16284.35360.9748
H83.37772.16051.08432.17303.41163.81962.60592.51514.32944.90653.5439
H93.87743.37932.14741.08682.16493.38524.51162.51512.51774.30575.2340
H103.38013.80883.40282.17411.08502.15565.16284.32942.51772.50035.4907
H112.06233.25003.82443.39082.16001.08844.35364.90654.30572.50034.2205
H122.23951.86953.15464.25374.43513.57780.97483.54395.23405.49074.2205

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 124.129 N1 C2 O7 117.278
N1 C6 C5 123.563 N1 C6 H11 115.637
C2 N1 C6 117.442 C2 C3 C4 117.367
C2 C3 H8 119.995 C2 O7 H12 105.612
C3 C2 O7 118.593 C3 C4 C5 119.596
C3 C4 H9 119.977 C4 C3 H8 122.638
C4 C5 C6 117.903 C4 C5 H10 121.450
C5 C4 H9 120.428 C5 C6 H11 120.800
C6 C5 H10 120.647
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.500      
2 C 0.517      
3 C -0.167      
4 C -0.104      
5 C -0.151      
6 C 0.040      
7 O -0.617      
8 H 0.148      
9 H 0.145      
10 H 0.135      
11 H 0.144      
12 H 0.411      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.379 -1.131 0.000 1.193
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.063 -2.255 0.000
y -2.255 -35.870 0.000
z 0.000 0.000 -41.987
Traceless
 xyz
x 1.866 -2.255 0.000
y -2.255 3.655 0.000
z 0.000 0.000 -5.520
Polar
3z2-r2-11.041
x2-y2-1.193
xy-2.255
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.848 0.051 0.000
y 0.051 11.499 0.000
z 0.000 0.000 3.311


<r2> (average value of r2) Å2
<r2> 176.525
(<r2>)1/2 13.286