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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: M06-2X/6-311G**

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/6-311G**
 hartrees
Energy at 0K-210.131371
Energy at 298.15K 
HF Energy-210.131371
Nuclear repulsion energy161.359998
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3719 3719 83.66      
2 A1 3284 3284 0.38      
3 A1 3258 3258 0.51      
4 A1 1523 1523 10.24      
5 A1 1440 1440 3.95      
6 A1 1195 1195 4.06      
7 A1 1100 1100 11.85      
8 A1 1043 1043 28.74      
9 A1 902 902 0.33      
10 A2 911 911 0.00      
11 A2 713 713 0.00      
12 A2 634 634 0.00      
13 B1 863 863 3.74      
14 B1 747 747 150.97      
15 B1 647 647 0.01      
16 B1 502 502 87.83      
17 B2 3272 3272 2.33      
18 B2 3253 3253 0.55      
19 B2 1600 1600 4.39      
20 B2 1483 1483 7.19      
21 B2 1308 1308 1.69      
22 B2 1165 1165 3.38      
23 B2 1076 1076 25.81      
24 B2 880 880 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 18258.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18258.1 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/6-311G**
ABC
0.30700 0.30281 0.15244

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.117
H2 0.000 0.000 2.122
C3 0.000 1.120 0.330
C4 0.000 -1.120 0.330
C5 0.000 0.711 -0.979
C6 0.000 -0.711 -0.979
H7 0.000 2.107 0.763
H8 0.000 -2.107 0.763
H9 0.000 1.359 -1.841
H10 0.000 -1.359 -1.841

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00511.36891.36892.21402.21402.13622.13623.25553.2555
H21.00512.11322.11323.18223.18222.50702.50704.18994.1899
C31.36892.11322.24041.37232.25141.07723.25572.18463.2955
C41.36892.11322.24042.25141.37233.25571.07723.29552.1846
C52.21403.18221.37232.25141.42182.23283.31301.07802.2418
C62.21403.18222.25141.37231.42183.31302.23282.24181.0780
H72.13622.50701.07723.25572.23283.31304.21332.70964.3349
H82.13622.50703.25571.07723.31302.23284.21334.33492.7096
H93.25554.18992.18463.29551.07802.24182.70964.33492.7175
H103.25554.18993.29552.18462.24181.07804.33492.70962.7175

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.733 N1 C3 H7 121.225
N1 C4 C6 107.733 N1 C4 H8 121.225
H2 N1 C3 125.084 H2 N1 C4 125.084
C3 N1 C4 109.831 C3 C5 C6 107.351
C3 C5 H9 125.711 C4 C6 C5 107.351
C4 C6 H10 125.711 C5 C3 H7 131.042
C5 C6 H10 126.937 C6 C4 H8 131.042
C6 C5 H9 126.937
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.406      
2 H 0.249      
3 C 0.046      
4 C 0.046      
5 C -0.218      
6 C -0.218      
7 H 0.131      
8 H 0.131      
9 H 0.119      
10 H 0.119      


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 1.968 1.968
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.982 0.000 0.000
y 0.000 -26.509 0.000
z 0.000 0.000 -23.452
Traceless
 xyz
x -9.002 0.000 0.000
y 0.000 2.208 0.000
z 0.000 0.000 6.794
Polar
3z2-r213.588
x2-y2-7.473
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.626 0.000 0.000
y 0.000 7.995 0.000
z 0.000 0.000 7.932


<r2> (average value of r2) Å2
<r2> 85.176
(<r2>)1/2 9.229