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

using model chemistry: TPSSh/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 TPSSh/6-31G*
 hartrees
Energy at 0K-323.531340
Energy at 298.15K-323.538019
HF Energy-323.531340
Nuclear repulsion energy274.949015
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 TPSSh/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' 3651 3503 53.89      
2 A' 3231 3100 5.14      
3 A' 3222 3092 22.50      
4 A' 3198 3068 13.19      
5 A' 3180 3051 21.42      
6 A' 1663 1595 76.49      
7 A' 1638 1572 84.58      
8 A' 1526 1464 120.64      
9 A' 1503 1442 44.29      
10 A' 1386 1330 44.60      
11 A' 1344 1290 39.98      
12 A' 1336 1281 33.73      
13 A' 1212 1163 152.67      
14 A' 1178 1130 24.49      
15 A' 1113 1068 26.08      
16 A' 1068 1024 2.84      
17 A' 1001 960 7.54      
18 A' 860 825 10.92      
19 A' 630 604 2.98      
20 A' 558 535 0.68      
21 A' 409 392 17.09      
22 A" 993 953 0.01      
23 A" 967 928 0.43      
24 A" 875 839 1.20      
25 A" 785 753 58.83      
26 A" 747 717 0.25      
27 A" 577 553 65.77      
28 A" 504 483 58.92      
29 A" 417 400 0.31      
30 A" 214 206 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 20492.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 19660.2 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 TPSSh/6-31G*
ABC
0.19346 0.09202 0.06236

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.183 0.301 0.000
C2 0.000 0.908 0.000
C3 1.233 0.226 0.000
C4 1.194 -1.162 0.000
C5 -0.046 -1.824 0.000
C6 -1.199 -1.044 0.000
O7 0.014 2.260 0.000
H8 2.163 0.785 0.000
H9 2.121 -1.731 0.000
H10 -0.108 -2.907 0.000
H11 -2.186 -1.505 0.000
H12 -0.919 2.540 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.32962.41752.79162.41001.34542.29593.38083.87883.38362.06572.2547
C21.32961.40922.38972.73202.29081.35252.16633.38543.81653.25561.8732
C32.41751.40921.38852.41622.74392.37161.08482.14883.40823.83213.1602
C42.79162.38971.38851.40592.39633.62002.17471.08722.17763.39734.2628
C52.41002.73202.41621.40591.39184.08443.41852.16871.08522.16324.4505
C61.34542.29082.74392.39631.39183.52003.82733.39002.15891.08903.5954
O72.29591.35252.37163.62004.08443.52002.60624.51305.16884.36070.9740
H83.38082.16631.08482.17473.41853.82732.60622.51664.33484.91473.5462
H93.87883.38542.14881.08722.16873.39004.51302.51662.52014.31225.2423
H103.38363.81653.40822.17761.08522.15895.16884.33482.52012.50645.5074
H112.06573.25563.83213.39732.16321.08904.36074.91474.31222.50644.2391
H122.25471.87323.16024.26284.45053.59540.97403.54625.24235.50744.2391

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 123.915 N1 C2 O7 117.749
N1 C6 C5 123.388 N1 C6 H11 115.718
C2 N1 C6 117.827 C2 C3 C4 117.330
C2 C3 H8 120.030 C2 O7 H12 106.115
C3 C2 O7 118.336 C3 C4 C5 119.687
C3 C4 H9 119.957 C4 C3 H8 122.640
C4 C5 C6 117.853 C4 C5 H10 121.358
C5 C4 H9 120.355 C5 C6 H11 120.894
C6 C5 H10 120.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.524      
2 C 0.539      
3 C -0.204      
4 C -0.128      
5 C -0.188      
6 C 0.030      
7 O -0.622      
8 H 0.178      
9 H 0.172      
10 H 0.164      
11 H 0.168      
12 H 0.417      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.396 -1.136 0.000 1.203
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.938 0.034 0.000
y 0.034 11.642 0.000
z 0.000 0.000 3.350


<r2> (average value of r2) Å2
<r2> 176.646
(<r2>)1/2 13.291