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

using model chemistry: B1B95/6-31+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 B1B95/6-31+G**
 hartrees
Energy at 0K-323.412931
Energy at 298.15K-323.419646
Nuclear repulsion energy276.188066
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 B1B95/6-31+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' 3806 3641 84.41      
2 A' 3248 3107 1.54      
3 A' 3240 3100 11.33      
4 A' 3214 3075 8.14      
5 A' 3195 3056 15.05      
6 A' 1678 1605 99.43      
7 A' 1657 1585 105.01      
8 A' 1524 1458 160.10      
9 A' 1499 1434 30.78      
10 A' 1379 1319 47.17      
11 A' 1344 1285 15.55      
12 A' 1342 1284 40.84      
13 A' 1200 1148 150.10      
14 A' 1164 1113 27.64      
15 A' 1111 1063 24.77      
16 A' 1070 1024 3.28      
17 A' 1009 965 6.36      
18 A' 868 831 12.59      
19 A' 631 604 2.42      
20 A' 563 539 0.44      
21 A' 416 398 18.01      
22 A" 1001 958 0.01      
23 A" 977 935 0.65      
24 A" 879 841 1.52      
25 A" 792 758 64.10      
26 A" 750 717 5.53      
27 A" 559 534 34.08      
28 A" 496 475 97.45      
29 A" 418 400 0.36      
30 A" 214 205 0.98      

Unscaled Zero Point Vibrational Energy (zpe) 20621.6 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 19726.6 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 B1B95/6-31+G**
ABC
0.19545 0.09276 0.06291

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.179 0.297 0.000
C2 0.000 0.901 0.000
C3 1.227 0.230 0.000
C4 1.193 -1.153 0.000
C5 -0.037 -1.814 0.000
C6 -1.188 -1.041 0.000
O7 0.001 2.249 0.000
H8 2.152 0.792 0.000
H9 2.120 -1.717 0.000
H10 -0.099 -2.895 0.000
H11 -2.170 -1.506 0.000
H12 -0.928 2.522 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.32442.40622.77982.39941.33772.28123.36683.86463.36932.05682.2395
C21.32441.39812.37542.71482.27641.34852.15423.36833.79703.24011.8680
C32.40621.39811.38352.40282.72872.36241.08252.14173.39443.81423.1457
C42.77982.37541.38351.39632.38373.60542.16891.08492.16863.38144.2433
C52.39942.71482.40281.39631.38624.06333.40332.15961.08302.15504.4264
C61.33772.27642.72872.38371.38623.49853.80973.37652.15021.08623.5726
O72.28121.34852.36243.60544.06333.49852.59774.49665.14534.33710.9678
H83.36682.15421.08252.16893.40333.80972.59772.50904.31984.89443.5318
H93.86463.36832.14171.08492.15963.37654.49662.50902.51274.29545.2207
H103.36933.79703.39442.16861.08302.15025.14534.31982.51272.49405.4801
H112.05683.24013.81423.38142.15501.08624.33714.89444.29542.49404.2148
H122.23951.86803.14574.24334.42643.57260.96783.53185.22075.48014.2148

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 124.187 N1 C2 O7 117.172
N1 C6 C5 123.476 N1 C6 H11 115.718
C2 N1 C6 117.540 C2 C3 C4 117.284
C2 C3 H8 120.016 C2 O7 H12 106.336
C3 C2 O7 118.641 C3 C4 C5 119.624
C3 C4 H9 119.886 C4 C3 H8 122.699
C4 C5 C6 117.888 C4 C5 H10 121.504
C5 C4 H9 120.491 C5 C6 H11 120.806
C6 C5 H10 120.608
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.265      
2 C 0.043      
3 C 0.254      
4 C -0.327      
5 C 0.053      
6 C -0.272      
7 O -0.471      
8 H 0.162      
9 H 0.156      
10 H 0.152      
11 H 0.145      
12 H 0.369      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.479 -1.331 0.000 1.415
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.596 -2.156 0.000
y -2.156 -36.671 0.000
z 0.000 0.000 -43.254
Traceless
 xyz
x 2.367 -2.156 0.000
y -2.156 3.754 0.000
z 0.000 0.000 -6.121
Polar
3z2-r2-12.241
x2-y2-0.925
xy-2.156
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.921 0.005 0.000
y 0.005 12.581 0.000
z 0.000 0.000 5.647


<r2> (average value of r2) Å2
<r2> 176.019
(<r2>)1/2 13.267