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All results from a given calculation for C5H5NO (4-Pyridinol)

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-323.280985
Energy at 298.15K-323.287655
Nuclear repulsion energy273.163504
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 B1B95/6-31G
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' 3708 3536 39.88      
2 A' 3271 3120 3.09      
3 A' 3239 3089 9.17      
4 A' 3232 3082 33.29      
5 A' 3216 3067 9.80      
6 A' 1672 1595 81.36      
7 A' 1646 1570 100.21      
8 A' 1544 1473 29.59      
9 A' 1474 1406 22.67      
10 A' 1401 1336 13.70      
11 A' 1350 1287 12.17      
12 A' 1330 1269 38.47      
13 A' 1259 1200 10.03      
14 A' 1186 1131 178.53      
15 A' 1120 1068 18.72      
16 A' 1092 1042 0.09      
17 A' 1010 963 8.56      
18 A' 847 808 49.13      
19 A' 688 656 0.41      
20 A' 530 506 0.22      
21 A' 398 380 14.33      
22 A" 1022 974 0.05      
23 A" 995 949 0.37      
24 A" 881 840 5.66      
25 A" 843 804 62.21      
26 A" 757 722 0.11      
27 A" 547 521 17.67      
28 A" 423 403 150.99      
29 A" 399 381 29.65      
30 A" 234 223 1.54      

Unscaled Zero Point Vibrational Energy (zpe) 20656.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 19700.2 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 B1B95/6-31G
ABC
0.19816 0.08743 0.06066

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.015 -1.876 0.000
C2 -1.137 -1.182 0.000
C3 -1.199 0.210 0.000
C4 0.000 0.924 0.000
C5 1.207 0.224 0.000
C6 1.161 -1.164 0.000
O7 0.064 2.298 0.000
H8 -2.048 -1.769 0.000
H9 -2.158 0.717 0.000
H10 2.143 0.766 0.000
H11 2.077 -1.742 0.000
H12 -0.819 2.708 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.34492.41332.79992.41501.34954.17392.06513.38283.39232.06674.6595
C21.34491.39292.39312.73352.29843.68091.08342.15563.81463.26273.9032
C32.41331.39291.39582.40632.73112.44032.15291.08463.38803.81372.5275
C42.79992.39311.39581.39512.38911.37533.38292.16792.14853.37951.9633
C52.41502.73352.40631.39511.38902.36763.81653.40091.08122.15023.2053
C61.34952.29842.73112.38911.38903.63143.26533.81502.16531.08314.3491
O74.17393.68092.44031.37532.36763.63144.58222.72692.58214.51350.9735
H82.06511.08342.15293.38293.81653.26534.58222.48834.89744.12484.6430
H93.38282.15561.08462.16793.40093.81502.72692.48834.30104.89712.4001
H103.39233.81463.38802.14851.08122.16532.58214.89744.30102.50893.5415
H112.06673.26273.81373.37952.15021.08314.51354.12484.89712.50895.3095
H124.65953.90322.52751.96333.20534.34910.97354.64302.40013.54155.3095

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 123.632 N1 C2 H8 116.103
N1 C6 C5 123.731 N1 C6 H11 115.904
C2 N1 C6 117.084 C2 C3 C4 118.216
C2 C3 H9 120.432 C3 C2 H8 120.265
C3 C4 C5 119.129 C3 C4 O7 123.439
C4 C3 H9 121.352 C4 C5 C6 118.208
C4 C5 H10 119.834 C4 O7 H12 112.293
C5 C4 O7 117.432 C5 C6 H11 120.365
C6 C5 H10 121.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.384      
2 C -0.022      
3 C -0.145      
4 C 0.247      
5 C -0.118      
6 C -0.027      
7 O -0.623      
8 H 0.172      
9 H 0.158      
10 H 0.182      
11 H 0.173      
12 H 0.387      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.620 2.409 0.000 2.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.432 -5.056 0.000
y -5.056 -44.190 0.000
z 0.000 0.000 -42.464
Traceless
 xyz
x 10.895 -5.056 0.000
y -5.056 -6.742 0.000
z 0.000 0.000 -4.153
Polar
3z2-r2-8.306
x2-y211.758
xy-5.056
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.191 -0.291 0.000
y -0.291 10.656 0.000
z 0.000 0.000 2.967


<r2> (average value of r2) Å2
<r2> 180.135
(<r2>)1/2 13.421