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All results from a given calculation for C5H5NO (2(1H)-Pyridinone)

using model chemistry: BLYP/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 BLYP/6-31G*
 hartrees
Energy at 0K-323.409050
Energy at 298.15K-323.415493
HF Energy-323.409050
Nuclear repulsion energy272.231541
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 BLYP/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' 3473 3445 32.22      
2 A' 3157 3131 8.13      
3 A' 3146 3121 7.62      
4 A' 3131 3105 5.94      
5 A' 3100 3075 17.44      
6 A' 1719 1705 429.83      
7 A' 1614 1601 34.57      
8 A' 1536 1523 42.23      
9 A' 1457 1445 1.34      
10 A' 1419 1407 3.67      
11 A' 1352 1341 1.05      
12 A' 1206 1196 20.40      
13 A' 1190 1180 0.55      
14 A' 1127 1118 14.95      
15 A' 1079 1071 17.80      
16 A' 995 987 2.19      
17 A' 968 960 10.72      
18 A' 783 777 7.35      
19 A' 597 592 1.17      
20 A' 529 524 4.64      
21 A' 438 435 6.31      
22 A" 963 955 0.01      
23 A" 883 876 0.10      
24 A" 824 817 11.23      
25 A" 737 731 76.09      
26 A" 704 698 0.91      
27 A" 678 672 29.06      
28 A" 468 464 33.98      
29 A" 378 375 2.57      
30 A" 167 165 1.49      

Unscaled Zero Point Vibrational Energy (zpe) 19906.7 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 19745.5 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 BLYP/6-31G*
ABC
0.18537 0.09082 0.06096

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.150 0.246 0.000
C2 0.000 1.082 0.000
C3 1.258 0.313 0.000
C4 1.272 -1.061 0.000
C5 0.046 -1.823 0.000
C6 -1.141 -1.135 0.000
O7 -0.108 2.313 0.000
H8 2.174 0.906 0.000
H9 2.225 -1.601 0.000
H10 0.059 -2.913 0.000
H11 -2.120 -1.618 0.000
H12 -2.037 0.751 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.42142.40862.75262.39001.38092.31443.38833.84753.38242.10171.0205
C21.42141.47442.49252.90552.49281.23582.18083.48553.99513.43302.0634
C32.40861.47441.37412.45592.80132.42231.09102.14403.44113.89103.3236
C42.75262.49251.37411.44392.41403.64582.16371.09502.21363.43803.7729
C52.39002.90552.45591.44391.37174.13903.46052.19101.08962.17573.3111
C61.38092.49282.80132.41401.37173.59893.89203.39812.14491.09242.0878
O72.31441.23582.42233.64584.13903.59892.68094.55655.22844.41602.4816
H83.38832.18081.09102.16373.46053.89202.68092.50694.36494.98074.2132
H93.84753.48552.14401.09502.19103.39814.55652.50692.53284.34574.8678
H103.38243.99513.44112.21361.08962.14495.22844.36492.53282.53484.2208
H112.10173.43303.89103.43802.17571.09244.41604.98074.34572.53482.3706
H121.02052.06343.32363.77293.31112.08782.48164.21324.86784.22082.3706

picture of 2(1H)-Pyridinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 112.545 N1 C2 O7 120.984
N1 C6 C5 120.515 N1 C6 H11 115.878
C2 N1 C6 125.625 C2 N1 H12 114.342
C2 C3 C4 122.049 C2 C3 H8 115.629
C3 C2 O7 126.471 C3 C4 C5 121.242
C3 C4 H9 120.108 C4 C3 H8 122.322
C4 C5 C6 118.024 C4 C5 H10 121.151
C5 C4 H9 118.650 C5 C6 H11 123.607
C6 N1 H12 120.033 C6 C5 H10 120.825
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.557      
2 C 0.542      
3 C -0.170      
4 C -0.071      
5 C -0.146      
6 C 0.102      
7 O -0.505      
8 H 0.121      
9 H 0.117      
10 H 0.114      
11 H 0.139      
12 H 0.314      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.215 -3.783 0.000 3.974
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.301 0.200 0.000
y 0.200 -45.843 0.000
z 0.000 0.000 -41.916
Traceless
 xyz
x 12.579 0.200 0.000
y 0.200 -9.235 0.000
z 0.000 0.000 -3.344
Polar
3z2-r2-6.688
x2-y214.542
xy0.200
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.290 0.035 0.000
y 0.035 12.356 0.000
z 0.000 0.000 3.345


<r2> (average value of r2) Å2
<r2> 179.727
(<r2>)1/2 13.406