return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C5H5NO (3-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-323.278276
Energy at 298.15K-323.284910
Nuclear repulsion energy273.306254
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' 3706 3534 43.09      
2 A' 3265 3114 4.50      
3 A' 3250 3099 19.89      
4 A' 3233 3083 3.61      
5 A' 3192 3044 31.72      
6 A' 1670 1593 15.07      
7 A' 1644 1568 15.62      
8 A' 1539 1468 35.20      
9 A' 1485 1417 77.10      
10 A' 1394 1329 12.15      
11 A' 1350 1287 0.71      
12 A' 1321 1260 50.74      
13 A' 1245 1187 8.30      
14 A' 1190 1135 198.97      
15 A' 1145 1092 12.36      
16 A' 1080 1030 2.28      
17 A' 1040 991 6.67      
18 A' 843 804 9.39      
19 A' 637 607 3.82      
20 A' 554 528 6.37      
21 A' 384 367 18.70      
22 A" 1024 976 0.73      
23 A" 964 919 1.69      
24 A" 921 878 3.03      
25 A" 838 799 48.53      
26 A" 735 701 24.96      
27 A" 527 502 0.04      
28 A" 433 413 0.19      
29 A" 396 377 190.99      
30 A" 232 222 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 20615.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 19661.1 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
0.19430 0.08890 0.06099

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 -1.212 -1.156 0.000
C2 -1.189 0.186 0.000
C3 0.000 0.917 0.000
C4 1.215 0.233 0.000
C5 1.189 -1.157 0.000
C6 -0.041 -1.817 0.000
O7 0.038 2.295 0.000
H8 -2.153 0.689 0.000
H9 2.140 0.795 0.000
H10 2.111 -1.724 0.000
H11 -0.100 -2.897 0.000
H12 -0.854 2.686 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.34222.40142.79632.40091.34473.67002.07063.87803.37172.06613.8584
C21.34221.39612.40462.73142.30872.43971.08643.38423.81373.27022.5222
C32.40141.39611.39412.39082.73421.37812.16462.14313.38143.81591.9641
C42.79632.40461.39411.39062.40392.37393.39801.08202.15283.39563.2086
C52.40092.73142.39081.39061.39543.63883.81732.17121.08292.16584.3522
C61.34472.30872.73422.40391.39544.11223.27663.40222.15441.08234.5754
O73.67002.43971.37812.37393.63884.11222.71592.58234.52235.19400.9736
H82.07061.08642.16463.39803.81733.27662.71594.29354.89934.13182.3821
H93.87803.38422.14311.08202.17123.40222.58234.29352.51894.31863.5409
H103.37173.81373.38142.15281.08292.15444.52234.89932.51892.50395.3142
H112.06613.27023.81593.39562.16581.08235.19404.13184.31862.50395.6339
H123.85842.52221.96413.20864.35224.57540.97362.38213.54095.31425.6339

picture of 3-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 122.544 N1 C2 H8 116.595
N1 C6 C5 122.361 N1 C6 H11 116.283
C2 N1 C6 118.466 C2 C3 C4 119.042
C2 C3 O7 123.144 C3 C2 H8 120.861
C3 C4 C5 118.312 C3 C4 H9 119.353
C3 O7 H12 112.117 C4 C3 O7 117.814
C4 C5 C6 119.274 C4 C5 H10 120.495
C5 C4 H9 122.334 C5 C6 H11 121.355
C6 C5 H10 120.231
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 -0.380      
2 C -0.030      
3 C 0.255      
4 C -0.112      
5 C -0.155      
6 C -0.016      
7 O -0.633      
8 H 0.160      
9 H 0.186      
10 H 0.168      
11 H 0.171      
12 H 0.388      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.597 1.047 0.000 1.205
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.043 -9.365 0.000
y -9.365 -37.531 0.000
z 0.000 0.000 -42.439
Traceless
 xyz
x 1.942 -9.365 0.000
y -9.365 2.710 0.000
z 0.000 0.000 -4.652
Polar
3z2-r2-9.305
x2-y2-0.512
xy-9.365
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.632 -0.759 0.000
y -0.759 11.287 0.000
z 0.000 0.000 2.983


<r2> (average value of r2) Å2
<r2> 179.691
(<r2>)1/2 13.405