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All results from a given calculation for C5H5NO (4-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-323.178205
Energy at 298.15K 
HF Energy-322.847410
Nuclear repulsion energy273.793594
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' 3758 3565 52.68      
2 A' 3253 3086 3.83      
3 A' 3217 3052 14.26      
4 A' 3208 3044 30.83      
5 A' 3200 3036 14.45      
6 A' 1671 1585 95.12      
7 A' 1654 1569 118.82      
8 A' 1556 1476 34.64      
9 A' 1482 1406 24.91      
10 A' 1407 1335 29.81      
11 A' 1354 1284 20.47      
12 A' 1337 1268 54.30      
13 A' 1258 1194 13.82      
14 A' 1218 1156 131.61      
15 A' 1119 1061 4.58      
16 A' 1089 1033 0.22      
17 A' 1013 961 13.55      
18 A' 854 810 42.68      
19 A' 684 649 0.24      
20 A' 528 501 0.43      
21 A' 408 387 10.89      
22 A" 985 934 0.03      
23 A" 952 903 0.02      
24 A" 852 808 5.55      
25 A" 811 769 40.25      
26 A" 731 694 4.27      
27 A" 541 514 12.09      
28 A" 408 387 95.37      
29 A" 393 373 35.96      
30 A" 229 217 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 20584.3 cm-1
Scaled (by 0.9487) Zero Point Vibrational Energy (zpe) 19528.3 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
0.19980 0.08764 0.06092

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 0.019 -1.876 0.000
C2 -1.125 -1.184 0.000
C3 -1.196 0.211 0.000
C4 0.000 0.935 0.000
C5 1.208 0.229 0.000
C6 1.155 -1.162 0.000
O7 0.054 2.291 0.000
H8 -2.044 -1.767 0.000
H9 -2.159 0.714 0.000
H10 2.150 0.764 0.000
H11 2.081 -1.733 0.000
H12 -0.844 2.652 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.33692.41482.81162.41771.34204.16672.06583.38433.39322.06694.6094
C21.33691.39622.39922.72712.28013.66871.08842.16143.81063.25253.8458
C32.41481.39621.39882.40422.72282.42672.15111.08673.39213.81052.4664
C42.81162.39921.39881.39922.39451.35623.38792.17082.15713.38431.9128
C52.41772.72712.40421.39921.39202.36243.81533.40201.08382.14813.1750
C61.34202.28012.72282.39451.39203.62393.25583.80872.16801.08804.3061
O74.16673.66872.42671.35622.36243.62394.56732.71752.59324.50580.9681
H82.06581.08842.15113.38793.81533.25584.56732.48304.89864.12514.5782
H93.38432.16141.08672.17083.40203.80872.71752.48304.31014.89602.3421
H103.39323.81063.39212.15711.08382.16802.59324.89864.31012.49873.5399
H112.06693.25253.81053.38432.14811.08804.50584.12514.89602.49875.2714
H124.60943.84582.46641.91283.17504.30610.96814.57822.34213.53995.2714

picture of 4-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 124.126 N1 C2 H8 116.439
N1 C6 C5 124.314 N1 C6 H11 116.160
C2 N1 C6 116.662 C2 C3 C4 118.273
C2 C3 H9 120.522 C3 C2 H8 119.435
C3 C4 C5 118.470 C3 C4 O7 123.486
C4 C3 H9 121.205 C4 C5 C6 118.154
C4 C5 H10 120.097 C4 O7 H12 109.637
C5 C4 O7 118.044 C5 C6 H11 119.525
C6 C5 H10 121.749
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability