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

using model chemistry: B1B95/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B1B95/CEP-31G*
 hartrees
Energy at 0K-57.020816
Energy at 298.15K-57.026946
Nuclear repulsion energy138.200115
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/CEP-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' 3219 3081 32.94      
2 A' 3195 3058 1.39      
3 A' 3167 3031 18.15      
4 A' 3066 2935 2.76      
5 A' 1798 1721 228.25      
6 A' 1708 1635 18.71      
7 A' 1634 1564 10.01      
8 A' 1414 1354 0.16      
9 A' 1395 1335 30.63      
10 A' 1355 1297 4.47      
11 A' 1342 1284 7.13      
12 A' 1248 1195 8.36      
13 A' 1209 1157 1.18      
14 A' 1030 986 16.91      
15 A' 968 926 3.07      
16 A' 932 892 3.81      
17 A' 752 720 11.90      
18 A' 568 543 3.52      
19 A' 486 465 16.37      
20 A' 427 409 12.54      
21 A" 3108 2975 2.20      
22 A" 1172 1122 5.92      
23 A" 1001 959 3.14      
24 A" 983 941 0.91      
25 A" 857 820 0.33      
26 A" 773 740 42.36      
27 A" 540 517 11.70      
28 A" 430 412 15.85      
29 A" 268 256 0.94      
30 A" 65 62 6.46      

Unscaled Zero Point Vibrational Energy (zpe) 20054.2 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 19195.9 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/CEP-31G*
ABC
0.17240 0.09106 0.06025

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.328 -1.046 0.000
C2 1.269 0.247 0.000
C3 0.000 1.067 0.000
C4 -1.309 0.281 0.000
C5 -1.128 -1.214 0.000
C6 0.121 -1.774 0.000
O7 0.043 2.296 0.000
H8 2.206 0.823 0.000
H9 -1.900 0.605 0.876
H10 -2.014 -1.854 0.000
H11 0.250 -2.861 0.000
H12 -1.900 0.605 -0.876

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.29502.49642.95282.46201.41013.58072.06523.73063.43922.11113.7306
C21.29501.51082.57852.80732.32502.38721.09983.30733.89843.27133.3073
C32.49641.51081.52742.54522.84431.22922.21932.14283.54883.93672.1428
C42.95282.57851.52741.50612.50392.42673.55681.10492.24863.50801.1049
C52.46202.80732.54521.50611.36863.70023.90712.16161.09352.14772.1616
C61.41012.32502.84432.50391.36864.07093.33093.24232.13681.09463.2423
O73.58072.38721.22922.42673.70024.07092.61652.72074.63215.16132.7207
H82.06521.09982.21933.55683.90713.33092.61654.20414.99804.17144.2041
H93.73063.30732.14281.10492.16163.24232.72074.20412.61294.17211.7511
H103.43923.89843.54882.24861.09352.13684.63214.99802.61292.47862.6129
H112.11113.27133.93673.50802.14771.09465.16134.17144.17212.47864.1721
H123.73063.30732.14281.10492.16163.24232.72074.20411.75112.61294.1721

picture of 3(4H)-Pyridinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 125.505 N1 C2 H8 118.945
N1 C6 C5 124.751 N1 C6 H11 114.295
C2 N1 C6 118.456 C2 C3 C4 116.137
C2 C3 O7 120.864 C3 C2 H8 115.550
C3 C4 C5 114.072 C3 C4 H9 107.906
C3 C4 H12 107.906 C4 C3 O7 122.999
C4 C5 C6 121.080 C4 C5 H10 118.906
C5 C4 H9 110.829 C5 C4 H12 110.829
C5 C6 H11 120.954 C6 C5 H10 120.014
H9 C4 H12 104.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.419      
2 C -0.630      
3 C -0.063      
4 C -0.225      
5 C -0.083      
6 C -0.512      
7 O -0.042      
8 H 0.240      
9 H 0.174      
10 H 0.300      
11 H 0.249      
12 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.384 -1.918 0.000 3.060
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.502 3.323 0.000
y 3.323 -46.027 0.000
z 0.000 0.000 -39.631
Traceless
 xyz
x 5.327 3.323 0.000
y 3.323 -7.461 0.000
z 0.000 0.000 2.134
Polar
3z2-r24.267
x2-y28.525
xy3.323
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.874 0.524 0.000
y 0.524 11.278 0.000
z 0.000 0.000 4.742


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000