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All results from a given calculation for C5H5NO (3-Pyridinol)

using model chemistry: HF/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/3-21G
 hartrees
Energy at 0K-319.751293
Energy at 298.15K-319.758324
Nuclear repulsion energy275.701917
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/3-21G
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' 3908 3539 64.13      
2 A' 3410 3088 3.38      
3 A' 3396 3076 15.92      
4 A' 3378 3060 4.10      
5 A' 3354 3037 25.25      
6 A' 1770 1603 22.16      
7 A' 1742 1578 9.16      
8 A' 1660 1504 26.63      
9 A' 1587 1437 87.34      
10 A' 1515 1372 11.27      
11 A' 1412 1279 31.16      
12 A' 1342 1215 8.92      
13 A' 1301 1179 221.13      
14 A' 1224 1108 9.46      
15 A' 1189 1077 42.09      
16 A' 1148 1039 7.56      
17 A' 1132 1025 8.10      
18 A' 903 818 10.58      
19 A' 710 643 5.47      
20 A' 610 553 7.99      
21 A' 421 381 19.08      
22 A" 1198 1085 1.53      
23 A" 1124 1018 14.31      
24 A" 1088 986 2.73      
25 A" 966 875 54.09      
26 A" 829 751 44.42      
27 A" 612 554 0.91      
28 A" 496 450 4.83      
29 A" 308 279 192.83      
30 A" 272 246 11.99      

Unscaled Zero Point Vibrational Energy (zpe) 22002.4 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 19925.4 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/3-21G
ABC
0.19931 0.08990 0.06195

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.196 -1.137 0.000
C2 -1.178 0.191 0.000
C3 0.000 0.912 0.000
C4 1.198 0.220 0.000
C5 1.172 -1.158 0.000
C6 -0.051 -1.808 0.000
O7 0.048 2.283 0.000
H8 -2.125 0.692 0.000
H9 2.115 0.771 0.000
H10 2.083 -1.721 0.000
H11 -0.111 -2.876 0.000
H12 -0.824 2.695 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 O7 H8 H9 H10 H11 H12
N11.32822.37282.75232.36871.32733.63952.05183.82163.33082.04913.8502
C21.32821.38092.37592.70972.29452.42481.07223.34323.77963.24652.5290
C32.37281.38091.38342.37912.72051.37182.13682.11963.35703.78931.9642
C42.75232.37591.38341.37862.38192.36173.35691.06952.13303.36143.1959
C52.36872.70972.37911.37861.38523.62023.78142.14711.07032.14424.3397
C61.32732.29452.72052.38191.38524.09223.24873.36782.13581.06934.5688
O73.63952.42481.37182.36173.62024.09222.69362.56084.49105.16110.9647
H82.05181.07222.13683.35693.78143.24872.69364.24114.85114.09702.3884
H93.82163.34322.11961.06952.14713.36782.56084.24112.49164.27253.5128
H103.33083.77963.35702.13301.07032.13584.49104.85112.49162.48005.2866
H112.04913.24653.78933.36142.14421.06935.16114.09704.27252.48005.6160
H123.85022.52901.96423.19594.33974.56880.96472.38843.51285.28665.6160

picture of 3-Pyridinol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 122.284 N1 C2 H8 117.074
N1 C6 C5 121.666 N1 C6 H11 117.115
C2 N1 C6 119.556 C2 C3 C4 118.513
C2 C3 O7 123.493 C3 C2 H8 120.642
C3 C4 C5 118.937 C3 C4 H9 119.000
C3 O7 H12 113.269 C4 C3 O7 117.994
C4 C5 C6 119.045 C4 C5 H10 120.624
C5 C4 H9 122.063 C5 C6 H11 121.220
C6 C5 H10 120.331
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.660      
2 C 0.083      
3 C 0.294      
4 C -0.191      
5 C -0.322      
6 C 0.108      
7 O -0.744      
8 H 0.247      
9 H 0.278      
10 H 0.254      
11 H 0.256      
12 H 0.398      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.529 0.834 0.000 0.987
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.272 -9.383 0.000
y -9.383 -37.866 0.000
z 0.000 0.000 -43.782
Traceless
 xyz
x 2.552 -9.383 0.000
y -9.383 3.161 0.000
z 0.000 0.000 -5.713
Polar
3z2-r2-11.425
x2-y2-0.406
xy-9.383
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.695 -0.768 0.000
y -0.768 9.940 0.000
z 0.000 0.000 2.253


<r2> (average value of r2) Å2
<r2> 177.695
(<r2>)1/2 13.330