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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-321.647003
Energy at 298.15K-321.653625
HF Energy-321.647003
Nuclear repulsion energy274.405607
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 HF/Def2TZVPP
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' 3365 3050 24.21      
2 A' 3330 3019 1.87      
3 A' 3300 2991 13.15      
4 A' 3171 2875 7.02      
5 A' 1985 1800 278.83      
6 A' 1870 1695 40.70      
7 A' 1818 1648 2.17      
8 A' 1550 1405 12.46      
9 A' 1540 1396 5.85      
10 A' 1478 1340 7.31      
11 A' 1455 1319 3.77      
12 A' 1355 1228 5.87      
13 A' 1313 1190 3.69      
14 A' 1093 991 18.28      
15 A' 1026 930 10.61      
16 A' 1002 908 3.06      
17 A' 790 716 8.84      
18 A' 628 569 4.54      
19 A' 536 486 15.62      
20 A' 482 437 18.79      
21 A" 3199 2899 3.75      
22 A" 1303 1181 6.14      
23 A" 1119 1014 1.18      
24 A" 1097 994 0.12      
25 A" 961 871 2.45      
26 A" 863 782 32.26      
27 A" 605 548 6.54      
28 A" 493 447 24.12      
29 A" 315 286 6.41      
30 A" 57 52 6.10      

Unscaled Zero Point Vibrational Energy (zpe) 21550.0 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 19532.9 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 HF/Def2TZVPP
ABC
0.17727 0.09521 0.06264

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.302 -0.999 0.000
C2 1.260 0.252 0.000
C3 0.000 1.041 0.000
C4 -1.294 0.277 0.000
C5 -1.099 -1.201 0.000
C6 0.102 -1.735 0.000
O7 0.044 2.227 0.000
H8 2.179 0.809 0.000
H9 -1.869 0.598 0.864
H10 -1.964 -1.834 0.000
H11 0.241 -2.796 0.000
H12 -1.869 0.598 -0.864

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.25222.42012.89342.40961.40783.46282.00953.65403.37152.08673.6540
C21.25221.48622.55432.77062.29972.31881.07453.26413.84023.21383.2641
C32.42011.48621.50282.49692.77731.18722.19112.10613.48173.84392.1061
C42.89342.55431.50281.49152.44892.36523.51371.08602.21483.43491.0860
C52.40962.77062.49691.49151.31383.61413.84522.13921.07192.08222.1392
C61.40782.29972.77732.44891.31383.96213.28393.17332.06851.07003.1733
O73.46282.31881.18722.36523.61413.96212.56262.65754.53065.02652.6575
H82.00951.07452.19113.51373.84523.28392.56264.14424.91434.09274.1442
H93.65403.26412.10611.08602.13923.17332.65754.14422.58234.08791.7284
H103.37153.84023.48172.21481.07192.06854.53064.91432.58232.40552.5823
H112.08673.21383.84393.43492.08221.07005.02654.09274.08792.40554.0879
H123.65403.26412.10611.08602.13923.17332.65754.14421.72842.58234.0879

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 123.983 N1 C2 H8 119.265
N1 C6 C5 124.558 N1 C6 H11 114.045
C2 N1 C6 119.554 C2 C3 C4 117.424
C2 C3 O7 119.897 C3 C2 H8 116.752
C3 C4 C5 113.002 C3 C4 H9 107.794
C3 C4 H12 107.794 C4 C3 O7 122.680
C4 C5 C6 121.480 C4 C5 H10 118.627
C5 C4 H9 111.215 C5 C4 H12 111.215
C5 C6 H11 121.397 C6 C5 H10 119.893
H9 C4 H12 105.454
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.312      
2 C 0.030      
3 C 0.338      
4 C -0.020      
5 C -0.125      
6 C 0.049      
7 O -0.403      
8 H 0.099      
9 H 0.083      
10 H 0.091      
11 H 0.087      
12 H 0.083      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.060 -1.880 0.000 2.789
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.679 3.127 0.000
y 3.127 -47.653 0.000
z 0.000 0.000 -40.621
Traceless
 xyz
x 5.457 3.127 0.000
y 3.127 -8.003 0.000
z 0.000 0.000 2.545
Polar
3z2-r25.090
x2-y28.973
xy3.127
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.946 0.354 0.000
y 0.354 11.128 0.000
z 0.000 0.000 5.765


<r2> (average value of r2) Å2
<r2> 176.627
(<r2>)1/2 13.290