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 (2(3H)-Pyridinone)

using model chemistry: B97D3/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-323.396789
Energy at 298.15K-323.403010
HF Energy-323.396789
Nuclear repulsion energy273.140276
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 B97D3/aug-cc-pVTZ
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 3142 3094 16.80      
2 A 3112 3064 6.81      
3 A 3039 2993 33.51      
4 A 3037 2991 8.09      
5 A 2935 2890 1.03      
6 A 1720 1693 233.07      
7 A 1645 1619 64.73      
8 A 1527 1503 125.40      
9 A 1396 1374 19.52      
10 A 1380 1359 25.91      
11 A 1370 1349 21.11      
12 A 1287 1267 1.58      
13 A 1176 1158 18.15      
14 A 1144 1126 8.25      
15 A 1102 1085 46.10      
16 A 988 973 2.10      
17 A 983 968 4.63      
18 A 969 954 5.35      
19 A 948 934 27.96      
20 A 938 924 0.96      
21 A 895 881 5.22      
22 A 748 737 5.97      
23 A 686 676 53.03      
24 A 603 594 1.83      
25 A 565 557 0.08      
26 A 518 510 1.22      
27 A 456 449 2.01      
28 A 417 410 6.68      
29 A 265 261 2.09      
30 A 79 78 3.28      

Unscaled Zero Point Vibrational Energy (zpe) 19533.8 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 19235.0 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 B97D3/aug-cc-pVTZ
ABC
0.17380 0.09515 0.06410

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.361 -1.271 0.210
C2 1.043 -0.042 0.027
C3 0.259 1.246 0.262
C4 -1.189 1.133 -0.086
C5 -1.746 -0.084 -0.209
C6 -0.925 -1.259 0.058
O7 2.214 -0.029 -0.294
H8 0.758 2.062 -0.271
H9 -1.772 2.043 -0.207
H10 -2.799 -0.218 -0.437
H11 -1.436 -2.221 0.154
H12 0.347 1.497 1.333

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.41762.51962.87572.45461.29522.28693.39053.96313.39322.03382.9868
C21.41761.52602.52502.79992.31451.21412.14373.51113.87423.30362.1348
C32.51961.52601.49322.45192.77822.39931.09422.23173.46143.86101.1038
C42.87572.52501.49321.34462.41093.60182.16441.08742.13093.37222.1223
C52.45462.79992.45191.34461.45793.96173.29832.12701.08532.18983.0424
C61.29522.31452.77822.41091.45793.38983.73713.41892.20001.09393.2919
O72.28691.21412.39933.60183.96173.38982.54814.49345.01864.28152.9089
H83.39052.14371.09422.16443.29833.73712.54812.53084.22764.83091.7491
H93.96313.51112.23171.08742.12703.41894.49342.53082.49324.29252.6759
H103.39323.87423.46142.13091.08532.20005.01864.22762.49322.49423.9958
H112.03383.30363.86103.37222.18981.09394.28154.83094.29252.49424.2885
H122.98682.13481.10382.12233.04243.29192.90891.74912.67593.99584.2885

picture of 2(3H)-Pyridinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 117.689 N1 C2 O7 120.485
N1 C6 C5 126.040 N1 C6 H11 116.447
C2 N1 C6 117.042 C2 C3 C4 113.497
C2 C3 H8 108.679 C2 C3 H12 107.449
C3 C2 O7 121.823 C3 C4 C5 119.452
C3 C4 H9 118.881 C4 C3 H8 112.635
C4 C3 H12 108.684 C4 C5 C6 118.641
C4 C5 H10 122.191 C5 C4 H9 121.644
C5 C6 H11 117.507 C6 C5 H10 119.053
H8 C3 H12 105.464
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.301      
2 C 0.417      
3 C 0.150      
4 C -0.479      
5 C 0.012      
6 C -0.233      
7 O -0.683      
8 H 0.099      
9 H 0.278      
10 H 0.200      
11 H 0.396      
12 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.620 2.208 0.524 5.147
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.225 3.112 1.870
y 3.112 -38.301 0.831
z 1.870 0.831 -40.486
Traceless
 xyz
x -5.832 3.112 1.870
y 3.112 4.554 0.831
z 1.870 0.831 1.278
Polar
3z2-r22.556
x2-y2-6.924
xy3.112
xz1.870
yz0.831


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.022 0.246 0.080
y 0.246 11.536 0.040
z 0.080 0.040 6.885


<r2> (average value of r2) Å2
<r2> 175.916
(<r2>)1/2 13.263