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All results from a given calculation for C5H5NO (3(6H)-Pyridinone)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-322.606135
Energy at 298.15K-322.612416
HF Energy-321.589919
Nuclear repulsion energy270.715151
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 MP2/6-311G*
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' 3229 3068 4.60      
2 A' 3189 3030 8.36      
3 A' 3166 3008 19.50      
4 A' 3064 2911 4.58      
5 A' 1742 1656 121.99      
6 A' 1672 1589 4.45      
7 A' 1651 1569 17.92      
8 A' 1469 1396 18.57      
9 A' 1433 1362 13.30      
10 A' 1394 1325 1.71      
11 A' 1358 1291 2.45      
12 A' 1301 1237 10.52      
13 A' 1176 1117 2.84      
14 A' 1036 984 12.19      
15 A' 971 923 13.95      
16 A' 901 857 5.92      
17 A' 770 732 7.18      
18 A' 571 542 4.62      
19 A' 516 490 6.30      
20 A' 436 414 19.39      
21 A" 3096 2942 3.42      
22 A" 1263 1200 0.11      
23 A" 1015 964 15.57      
24 A" 964 916 6.80      
25 A" 926 880 2.18      
26 A" 794 755 29.30      
27 A" 577 549 12.69      
28 A" 366 348 10.38      
29 A" 283 269 7.53      
30 A" 100 95 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 20213.5 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 19208.9 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 MP2/6-311G*
ABC
0.17644 0.09148 0.06091

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.283 -1.046 0.000
C2 -1.235 0.238 0.000
C3 0.000 1.092 0.000
C4 1.271 0.356 0.000
C5 1.250 -0.992 0.000
C6 -0.026 -1.772 0.000
O7 -0.085 2.314 0.000
H8 -2.177 0.791 0.000
H9 2.192 0.933 0.000
H10 2.179 -1.562 0.000
H11 -0.050 -2.444 0.869
H12 -0.050 -2.444 -0.869

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.28462.49262.91322.53381.45193.56702.04293.99873.50012.05722.0572
C21.28461.50102.50872.77302.34582.37321.09263.49663.85943.05863.0586
C32.49261.50101.46892.43012.86381.22582.19762.19793.43383.64153.6415
C42.91322.50871.46891.34792.49192.38263.47561.08692.12193.21563.2156
C52.53382.77302.43011.34791.49583.56613.86362.14301.08962.13412.1341
C61.45192.34582.86382.49191.49584.08703.34643.49812.21461.09871.0987
O73.56702.37321.22582.38263.56614.08702.58752.66384.48954.83764.8376
H82.04291.09262.19763.47563.86363.34642.58754.37154.95103.96853.9685
H93.99873.49662.19791.08692.14303.49812.66384.37152.49524.14574.1457
H103.50013.85943.43382.12191.08962.21464.48954.95102.49522.54942.5494
H112.05723.05863.64153.21562.13411.09874.83763.96854.14572.54941.7373
H122.05723.05863.64153.21562.13411.09874.83763.96854.14572.54941.7373

picture of 3(6H)-Pyridinone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 126.796 N1 C2 H8 118.266
N1 C6 C5 118.538 N1 C6 H11 106.701
N1 C6 H12 106.701 C2 N1 C6 117.884
C2 C3 C4 115.281 C2 C3 O7 120.659
C3 N1 H8 56.932 C3 C4 C5 119.185
C3 C4 H9 117.853 C4 C3 O7 124.060
C4 C5 C6 122.317 C4 C5 H10 120.674
C5 C4 H9 122.961 C5 C6 H11 109.737
C5 C6 H12 109.737 C6 C5 H10 117.008
H11 C6 H12 104.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability