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

using model chemistry: LSDA/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at LSDA/6-31G**
 hartrees
Energy at 0K-321.708653
Energy at 298.15K-321.714635
Nuclear repulsion energy272.593647
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 LSDA/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' 3131 3072 21.27      
2 A' 3112 3053 0.22      
3 A' 3068 3011 9.76      
4 A' 2963 2908 3.09      
5 A' 1765 1732 163.05      
6 A' 1667 1636 15.41      
7 A' 1596 1566 13.88      
8 A' 1387 1361 0.70      
9 A' 1320 1295 22.82      
10 A' 1312 1288 8.51      
11 A' 1300 1275 17.96      
12 A' 1223 1200 9.95      
13 A' 1185 1163 0.15      
14 A' 1030 1011 10.29      
15 A' 967 949 11.00      
16 A' 923 906 6.62      
17 A' 759 745 11.31      
18 A' 581 571 4.27      
19 A' 494 485 15.88      
20 A' 426 418 12.25      
21 A" 2992 2936 0.87      
22 A" 1116 1095 3.90      
23 A" 950 932 3.31      
24 A" 939 922 0.72      
25 A" 830 815 0.06      
26 A" 732 718 23.50      
27 A" 521 511 10.18      
28 A" 389 382 15.23      
29 A" 261 256 0.17      
30 A" 35 34 8.34      

Unscaled Zero Point Vibrational Energy (zpe) 19486.3 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 19121.9 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 LSDA/6-31G**
ABC
0.17914 0.09291 0.06186

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.307 -1.021 0.000
C2 1.244 0.267 0.000
C3 0.000 1.052 0.000
C4 -1.276 0.254 0.000
C5 -1.099 -1.212 0.000
C6 0.131 -1.756 0.000
O7 0.019 2.275 0.000
H8 2.178 0.852 0.000
H9 -1.884 0.581 0.869
H10 -1.987 -1.855 0.000
H11 0.269 -2.843 0.000
H12 -1.884 0.581 -0.869

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.28992.45112.88112.41411.38653.53882.06563.67533.39812.09703.6753
C21.28991.47112.52032.77092.30872.35191.10203.26183.86573.25963.2618
C32.45111.47111.50522.51642.81101.22302.18742.12763.52153.90472.1276
C42.88112.52031.50521.47632.45372.40063.50571.10962.22593.46151.1096
C52.41412.77092.51641.47631.34563.66163.87292.14111.09652.12972.1411
C61.38652.30872.81102.45371.34564.03233.31503.20602.12051.09623.2060
O73.53882.35191.22302.40063.66164.03232.58562.69224.59185.12442.6922
H82.06561.10202.18743.50573.87293.31502.58564.16314.96754.15914.1631
H93.67533.26182.12761.10962.14113.20602.69224.16312.58874.13751.7373
H103.39813.86573.52152.22591.09652.12054.59184.96752.58872.46302.5887
H112.09703.25963.90473.46152.12971.09625.12444.15914.13752.46304.1375
H123.67533.26182.12761.10962.14113.20602.69224.16311.73732.58874.1375

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 125.061 N1 C2 H8 119.237
N1 C6 C5 124.149 N1 C6 H11 114.763
C2 N1 C6 119.183 C2 C3 C4 115.729
C2 C3 O7 121.339 C3 C2 H8 115.703
C3 C4 C5 115.136 C3 C4 H9 107.960
C3 C4 H12 107.960 C4 C3 O7 122.931
C4 C5 C6 120.741 C4 C5 H10 119.073
C5 C4 H9 110.993 C5 C4 H12 110.993
C5 C6 H11 121.088 C6 C5 H10 120.185
H9 C4 H12 103.046
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.337      
2 C 0.017      
3 C 0.351      
4 C -0.393      
5 C -0.080      
6 C 0.012      
7 O -0.408      
8 H 0.149      
9 H 0.208      
10 H 0.136      
11 H 0.137      
12 H 0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.389 -1.915 0.000 3.062
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.364 2.896 0.000
y 2.896 -45.460 0.000
z 0.000 0.000 -39.538
Traceless
 xyz
x 5.135 2.896 0.000
y 2.896 -7.009 0.000
z 0.000 0.000 1.874
Polar
3z2-r23.749
x2-y28.096
xy2.896
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.029 0.799 0.000
y 0.799 11.490 0.000
z 0.000 0.000 4.347


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000