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 (3(2H)-Pyridinone)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-323.510812
Energy at 298.15K-323.516993
HF Energy-323.510812
Nuclear repulsion energy270.704040
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 TPSSh/6-31+G**
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' 3212 3091 7.11      
2 A' 3181 3062 16.29      
3 A' 3141 3023 29.95      
4 A' 3042 2928 3.68      
5 A' 1730 1665 220.98      
6 A' 1693 1629 33.19      
7 A' 1619 1558 11.60      
8 A' 1431 1377 20.27      
9 A' 1420 1366 8.14      
10 A' 1392 1340 7.01      
11 A' 1327 1277 11.48      
12 A' 1258 1211 13.99      
13 A' 1155 1111 10.15      
14 A' 1017 979 26.61      
15 A' 971 935 3.84      
16 A' 933 898 9.85      
17 A' 757 728 11.93      
18 A' 552 531 5.85      
19 A' 509 490 11.01      
20 A' 434 418 15.39      
21 A" 3072 2957 0.45      
22 A" 1234 1188 5.14      
23 A" 1023 985 0.05      
24 A" 995 958 0.44      
25 A" 916 881 1.33      
26 A" 783 753 40.32      
27 A" 529 510 0.32      
28 A" 455 438 2.17      
29 A" 255 246 2.65      
30 A" 54 52 13.05      

Unscaled Zero Point Vibrational Energy (zpe) 20043.4 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 19291.8 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 TPSSh/6-31+G**
ABC
0.17617 0.09147 0.06087

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.158 -1.244 0.000
C2 -1.268 0.207 0.000
C3 0.000 1.068 0.000
C4 1.286 0.333 0.000
C5 1.281 -1.018 0.000
C6 0.009 -1.769 0.000
O7 -0.060 2.290 0.000
H8 -1.871 0.494 0.870
H9 2.196 0.927 0.000
H10 2.206 -1.592 0.000
H11 0.075 -2.859 0.000
H12 -1.871 0.494 -0.870

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.45472.58552.90842.44961.27943.69982.07023.99483.38182.03202.0702
C21.45471.53262.55692.82832.35232.40751.09733.53743.91203.34691.0973
C32.58551.53261.48142.44862.83711.22292.14192.20013.45613.92782.1419
C42.90842.55691.48141.35142.45972.37483.27891.08652.13383.41393.2789
C52.44962.82832.44861.35141.47753.56953.60322.14981.08822.20073.6032
C61.27942.35232.83712.45971.47754.05913.06793.47172.20431.09203.0679
O73.69982.40751.22292.37483.56954.05912.69472.63494.49485.15022.6947
H82.07021.09732.14193.27893.60323.06792.69474.18124.66183.97331.7409
H93.99483.53742.20011.08652.14983.47172.63494.18122.51984.33974.1812
H103.38183.91203.45612.13381.08822.20434.49484.66182.51982.47894.6618
H112.03203.34693.92783.41392.20071.09205.15023.97334.33972.47893.9733
H122.07021.09732.14193.27893.60323.06792.69471.74094.18124.66183.9733

picture of 3(2H)-Pyridinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 119.859 N1 C2 H8 107.607
N1 C2 H12 107.607 N1 C6 C5 125.229
N1 C6 H11 117.723 C2 N1 C6 118.574
C2 C3 C4 116.057 C2 C3 O7 121.383
C3 C2 H8 107.922 C3 C2 H12 107.922
C3 C4 C5 119.552 C3 C4 H9 117.082
C4 C3 O7 122.560 C4 C5 C6 120.729
C4 C5 H10 121.636 C5 C4 H9 123.365
C5 C6 H11 117.049 C6 C5 H10 117.636
H8 C2 H12 104.978
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.090      
2 C -0.278      
3 C 0.092      
4 C -0.039      
5 C 0.121      
6 C -0.295      
7 O -0.425      
8 H 0.207      
9 H 0.178      
10 H 0.170      
11 H 0.153      
12 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.847 -2.523 0.000 3.127
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.697 -0.428 0.000
y -0.428 12.984 0.000
z 0.000 0.000 5.880


<r2> (average value of r2) Å2
<r2> 180.586
(<r2>)1/2 13.438