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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: M06-2X/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-210.155935
Energy at 298.15K 
HF Energy-210.155935
Nuclear repulsion energy161.645777
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/cc-pVTZ
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 3705 3538 83.00      
2 A1 3283 3136 0.28      
3 A1 3254 3108 0.50      
4 A1 1521 1453 10.07      
5 A1 1438 1373 3.38      
6 A1 1195 1141 3.60      
7 A1 1099 1049 10.69      
8 A1 1043 996 26.96      
9 A1 900 860 0.37      
10 A2 920 879 0.00      
11 A2 718 686 0.00      
12 A2 636 607 0.00      
13 B1 871 832 4.12      
14 B1 753 719 139.67      
15 B1 648 619 0.04      
16 B1 504 482 81.07      
17 B2 3271 3124 2.36      
18 B2 3250 3104 0.29      
19 B2 1598 1527 3.13      
20 B2 1474 1408 6.58      
21 B2 1313 1254 1.45      
22 B2 1162 1110 2.98      
23 B2 1078 1029 23.43      
24 B2 878 839 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 18254.4 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 17434.8 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/cc-pVTZ
ABC
0.30808 0.30389 0.15299

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.115
H2 0.000 0.000 2.119
C3 0.000 1.118 0.330
C4 0.000 -1.118 0.330
C5 0.000 0.710 -0.978
C6 0.000 -0.710 -0.978
H7 0.000 2.103 0.762
H8 0.000 -2.103 0.762
H9 0.000 1.357 -1.838
H10 0.000 -1.357 -1.838

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00321.36661.36662.21012.21012.13232.13233.24983.2498
H21.00322.10952.10953.17653.17652.50222.50224.18244.1824
C31.36662.10952.23631.36982.24731.07553.24992.18063.2897
C41.36662.10952.23632.24731.36983.24991.07553.28972.1806
C52.21013.17651.36982.24731.41942.22913.30731.07622.2382
C62.21013.17652.24731.36981.41943.30732.22912.23821.0762
H72.13232.50221.07553.24992.22913.30734.20572.70514.3276
H82.13232.50223.24991.07553.30732.22914.20574.32762.7051
H93.24984.18242.18063.28971.07622.23822.70514.32762.7132
H103.24984.18243.28972.18062.23821.07624.32762.70512.7132

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.742 N1 C3 H7 121.189
N1 C4 C6 107.742 N1 C4 H8 121.189
H2 N1 C3 125.092 H2 N1 C4 125.092
C3 N1 C4 109.817 C3 C5 C6 107.349
C3 C5 H9 125.701 C4 C6 C5 107.349
C4 C6 H10 125.701 C5 C3 H7 131.068
C5 C6 H10 126.950 C6 C4 H8 131.068
C6 C5 H9 126.950
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.103      
2 H 0.201      
3 C -0.129      
4 C -0.129      
5 C -0.171      
6 C -0.171      
7 H 0.130      
8 H 0.130      
9 H 0.121      
10 H 0.121      


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 1.920 1.920
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.932 0.000 0.000
y 0.000 -26.796 0.000
z 0.000 0.000 -23.694
Traceless
 xyz
x -8.687 0.000 0.000
y 0.000 2.017 0.000
z 0.000 0.000 6.670
Polar
3z2-r213.341
x2-y2-7.136
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.385 0.000 0.000
y 0.000 8.457 0.000
z 0.000 0.000 8.329


<r2> (average value of r2) Å2
<r2> 85.037
(<r2>)1/2 9.222