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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: M06-2X/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/6-31G
 hartrees
Energy at 0K-210.022571
Energy at 298.15K 
HF Energy-210.022571
Nuclear repulsion energy160.561109
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 M06-2X/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 A1 3738 3738 69.99      
2 A1 3338 3338 0.75      
3 A1 3311 3311 2.01      
4 A1 1536 1536 10.87      
5 A1 1462 1462 6.58      
6 A1 1199 1199 3.51      
7 A1 1126 1126 9.23      
8 A1 1062 1062 31.35      
9 A1 929 929 0.65      
10 A2 965 965 0.00      
11 A2 753 753 0.00      
12 A2 648 648 0.00      
13 B1 907 907 7.72      
14 B1 775 775 106.66      
15 B1 655 655 17.87      
16 B1 640 640 166.83      
17 B2 3324 3324 4.70      
18 B2 3305 3305 1.05      
19 B2 1627 1627 9.09      
20 B2 1495 1495 12.38      
21 B2 1354 1354 1.11      
22 B2 1201 1201 3.33      
23 B2 1103 1103 23.73      
24 B2 907 907 1.43      

Unscaled Zero Point Vibrational Energy (zpe) 18678.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18678.7 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 M06-2X/6-31G
ABC
0.30318 0.30027 0.15086

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.125
H2 0.000 0.000 2.130
C3 0.000 1.129 0.331
C4 0.000 -1.129 0.331
C5 0.000 0.714 -0.983
C6 0.000 -0.714 -0.983
H7 0.000 2.118 0.757
H8 0.000 -2.118 0.757
H9 0.000 1.357 -1.848
H10 0.000 -1.357 -1.848

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00501.38071.38072.22562.22562.14942.14943.26813.2681
H21.00502.12442.12443.19373.19372.52372.52374.20314.2031
C31.38072.12442.25861.37742.26361.07653.27492.19063.3056
C41.38072.12442.25862.26361.37743.27491.07653.30562.1906
C52.22563.19371.37742.26361.42872.23543.32381.07772.2445
C62.22563.19372.26361.37741.42873.32382.23542.24451.0777
H72.14942.52371.07653.27492.23543.32384.23532.71434.3427
H82.14942.52373.27491.07653.32382.23544.23534.34272.7143
H93.26814.20312.19063.30561.07772.24452.71434.34272.7133
H103.26814.20313.30562.19062.24451.07774.34272.71432.7133

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.593 N1 C3 H7 121.527
N1 C4 C6 107.593 N1 C4 H8 121.527
H2 N1 C3 125.126 H2 N1 C4 125.126
C3 N1 C4 109.748 C3 C5 C6 107.533
C3 C5 H9 125.882 C4 C6 C5 107.533
C4 C6 H10 125.882 C5 C3 H7 130.880
C5 C6 H10 126.585 C6 C4 H8 130.880
C6 C5 H9 126.585
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.725      
2 H 0.348      
3 C 0.067      
4 C 0.067      
5 C -0.215      
6 C -0.215      
7 H 0.179      
8 H 0.179      
9 H 0.157      
10 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.936 1.936
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.596 0.000 0.000
y 0.000 -26.287 0.000
z 0.000 0.000 -23.318
Traceless
 xyz
x -8.794 0.000 0.000
y 0.000 2.170 0.000
z 0.000 0.000 6.623
Polar
3z2-r213.247
x2-y2-7.309
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.354 0.000 0.000
y 0.000 7.490 0.000
z 0.000 0.000 7.478


<r2> (average value of r2) Å2
<r2> 85.676
(<r2>)1/2 9.256