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All results from a given calculation for C5H5NO (4(3H)-Pryidinone)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-321.685558
Energy at 298.15K-321.691822
Nuclear repulsion energy269.842127
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 B3LYP/3-21G
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' 3232 3118 9.79      
2 A' 3207 3094 8.32      
3 A' 3134 3024 25.50      
4 A' 3037 2930 0.62      
5 A' 1711 1651 157.43      
6 A' 1653 1595 44.57      
7 A' 1600 1544 35.36      
8 A' 1453 1402 16.13      
9 A' 1434 1383 52.79      
10 A' 1420 1370 5.32      
11 A' 1330 1283 11.29      
12 A' 1258 1214 8.57      
13 A' 1193 1151 49.08      
14 A' 1005 969 6.19      
15 A' 965 931 9.51      
16 A' 884 853 15.26      
17 A' 745 718 4.72      
18 A' 627 605 1.19      
19 A' 494 477 2.59      
20 A' 440 425 9.06      
21 A" 3059 2952 0.02      
22 A" 1247 1204 4.10      
23 A" 1067 1030 0.43      
24 A" 1010 975 5.20      
25 A" 866 835 2.24      
26 A" 836 807 36.89      
27 A" 557 537 4.46      
28 A" 456 440 5.35      
29 A" 266 256 0.09      
30 A" 54 53 14.70      

Unscaled Zero Point Vibrational Energy (zpe) 20119.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 19412.8 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 B3LYP/3-21G
ABC
0.18166 0.08822 0.06003

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.089 -1.855 0.000
C2 -1.056 -1.261 0.000
C3 -1.276 0.229 0.000
C4 0.000 1.083 0.000
C5 1.252 0.314 0.000
C6 1.255 -1.032 0.000
O7 -0.038 2.321 0.000
H8 -1.949 -1.885 0.000
H9 -1.882 0.509 0.876
H10 2.174 0.881 0.000
H11 2.183 -1.592 0.000
H12 -1.882 0.509 -0.876

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.28952.49082.93862.46081.42724.17762.03793.19893.43972.11053.1989
C21.28951.50652.57132.79452.32293.72441.08902.14043.87623.25592.1404
C32.49081.50651.53572.52952.82832.43102.21871.10073.51143.90901.1007
C42.93862.57131.53571.46882.45941.23893.55082.15342.18333.45222.1534
C52.46082.79452.52951.46881.34642.38593.88353.25911.08262.12123.2591
C61.42722.32292.82832.45941.34643.59433.31583.60292.12241.08323.6029
O74.17763.72442.43101.23892.38593.59434.62002.72932.63994.49942.7293
H82.03791.08902.21873.55083.88353.31584.62002.55004.96504.14212.5500
H93.19892.14041.10072.15343.25913.60292.72932.55004.16574.65801.7515
H103.43973.87623.51142.18331.08262.12242.63994.96504.16572.47284.1657
H112.11053.25593.90903.45222.12121.08324.49944.14214.65802.47284.6580
H123.19892.14041.10072.15343.25913.60292.72932.55001.75154.16574.6580

picture of 4(3H)-Pryidinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 125.778 N1 C2 H8 117.669
N1 C6 C5 125.026 N1 C6 H11 113.719
C2 N1 C6 117.441 C2 C3 C4 115.384
C2 C3 H9 109.374 C2 C3 H12 109.374
C3 C2 H8 116.553 C3 C4 C5 114.663
C3 C4 O7 122.000 C4 C3 H9 108.403
C4 C3 H12 108.403 C4 C5 C6 121.708
C4 C5 H10 116.870 C5 C4 O7 123.337
C5 C6 H11 121.255 C6 C5 H10 121.422
H9 C3 H12 105.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.494      
2 C 0.123      
3 C -0.561      
4 C 0.435      
5 C -0.242      
6 C 0.012      
7 O -0.465      
8 H 0.222      
9 H 0.263      
10 H 0.216      
11 H 0.228      
12 H 0.263      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.798 -1.215 0.000 1.454
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.426 0.621 0.000
y 0.621 -52.431 0.000
z 0.000 0.000 -40.339
Traceless
 xyz
x 13.959 0.621 0.000
y 0.621 -16.049 0.000
z 0.000 0.000 2.089
Polar
3z2-r24.179
x2-y220.005
xy0.621
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.295 0.147 0.000
y 0.147 10.040 0.000
z 0.000 0.000 3.507


<r2> (average value of r2) Å2
<r2> 181.798
(<r2>)1/2 13.483