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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/6-31G*
 hartrees
Energy at 0K-323.190207
Energy at 298.15K 
HF Energy-322.859422
Nuclear repulsion energy275.309320
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 B2PLYP=FULLultrafine/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' 3713 3523 74.82      
2 A' 3258 3091 2.48      
3 A' 3250 3083 14.88      
4 A' 3226 3060 11.01      
5 A' 3212 3047 16.21      
6 A' 1678 1592 79.06      
7 A' 1653 1568 82.91      
8 A' 1538 1460 138.50      
9 A' 1514 1437 32.77      
10 A' 1397 1326 49.44      
11 A' 1358 1289 45.93      
12 A' 1344 1275 21.52      
13 A' 1226 1163 153.40      
14 A' 1189 1128 23.11      
15 A' 1124 1066 24.62      
16 A' 1077 1021 3.06      
17 A' 1012 960 7.72      
18 A' 868 824 11.68      
19 A' 642 609 2.92      
20 A' 569 540 0.67      
21 A' 419 397 17.20      
22 A" 978 928 0.08      
23 A" 965 915 0.53      
24 A" 875 830 1.01      
25 A" 786 746 57.41      
26 A" 740 703 2.50      
27 A" 566 537 54.10      
28 A" 502 476 76.67      
29 A" 421 400 0.14      
30 A" 218 207 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 20658.6 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 19598.9 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 B2PLYP=FULLultrafine/6-31G*
ABC
0.19417 0.09218 0.06250

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.182 0.302 0.000
C2 0.000 0.907 0.000
C3 1.230 0.224 0.000
C4 1.191 -1.161 0.000
C5 -0.048 -1.821 0.000
C6 -1.199 -1.043 0.000
O7 0.020 2.258 0.000
H8 2.158 0.783 0.000
H9 2.116 -1.731 0.000
H10 -0.111 -2.903 0.000
H11 -2.184 -1.505 0.000
H12 -0.908 2.543 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.32772.41252.78732.40641.34502.29643.37403.87313.37882.06572.2583
C21.32771.40662.38692.72882.28951.35142.16163.38133.81193.25361.8714
C32.41251.40661.38622.41172.73962.36661.08342.14613.40263.82653.1543
C42.78732.38691.38621.40362.39283.61472.17161.08592.17443.39214.2582
C52.40642.72882.41171.40361.38914.08023.41292.16571.08372.15914.4485
C61.34502.28952.73962.39281.38913.51963.82153.38522.15471.08763.5983
O72.29641.35142.36663.61474.08023.51962.59754.50585.16324.36110.9714
H83.37402.16161.08342.17163.41293.82152.59752.51374.32844.90763.5358
H93.87313.38132.14611.08592.16573.38524.50582.51372.51664.30555.2355
H103.37883.81193.40262.17441.08372.15475.16324.32842.51662.50055.5045
H112.06573.25363.82653.39212.15911.08764.36114.90764.30552.50054.2442
H122.25831.87143.15434.25824.44853.59830.97143.53585.23555.50454.2442

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 123.818 N1 C2 O7 117.993
N1 C6 C5 123.312 N1 C6 H11 115.844
C2 N1 C6 117.879 C2 C3 C4 117.439
C2 C3 H8 119.913 C2 O7 H12 106.199
C3 C2 O7 118.189 C3 C4 C5 119.641
C3 C4 H9 119.995 C4 C3 H8 122.648
C4 C5 C6 117.911 C4 C5 H10 121.362
C5 C4 H9 120.364 C5 C6 H11 120.844
C6 C5 H10 120.727
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability