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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: BLYP/aug-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 BLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-210.163618
Energy at 298.15K 
HF Energy-210.163618
Nuclear repulsion energy160.043562
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 BLYP/aug-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 3564 3552 50.92      
2 A1 3189 3178 0.01      
3 A1 3168 3157 4.20      
4 A1 1446 1441 8.57      
5 A1 1365 1360 3.14      
6 A1 1133 1129 1.47      
7 A1 1060 1056 5.55      
8 A1 1002 998 31.12      
9 A1 877 874 0.19      
10 A2 853 850 0.00      
11 A2 660 658 0.00      
12 A2 612 609 0.00      
13 B1 806 803 2.13      
14 B1 705 703 156.09      
15 B1 623 621 0.07      
16 B1 472 470 63.25      
17 B2 3184 3173 3.29      
18 B2 3157 3146 2.81      
19 B2 1518 1513 1.00      
20 B2 1386 1381 6.43      
21 B2 1275 1270 0.54      
22 B2 1121 1118 1.20      
23 B2 1033 1029 26.19      
24 B2 857 854 1.17      

Unscaled Zero Point Vibrational Energy (zpe) 17530.6 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 17471.0 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 BLYP/aug-cc-pVTZ
ABC
0.30189 0.29781 0.14992

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.128
H2 0.000 0.000 2.138
C3 0.000 1.132 0.333
C4 0.000 -1.132 0.333
C5 0.000 0.715 -0.988
C6 0.000 -0.715 -0.988
H7 0.000 2.122 0.768
H8 0.000 -2.122 0.768
H9 0.000 1.363 -1.854
H10 0.000 -1.363 -1.854

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.01061.38351.38352.23292.23292.15242.15243.27903.2790
H21.01062.13142.13143.20673.20672.52622.52624.21914.2191
C31.38352.13142.26431.38472.27011.08143.28322.19913.3180
C41.38352.13142.26432.27011.38473.28321.08143.31802.1991
C52.23293.20671.38472.27011.42922.25003.33591.08252.2513
C62.23293.20672.27011.38471.42923.33592.25002.25131.0825
H72.15242.52621.08143.28322.25003.33594.24412.72994.3615
H82.15242.52623.28321.08143.33592.25004.24414.36152.7299
H93.27904.21912.19913.31801.08252.25132.72994.36152.7262
H103.27904.21913.31802.19912.25131.08254.36152.72992.7262

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.534 N1 C3 H7 121.177
N1 C4 C6 107.534 N1 C4 H8 121.177
H2 N1 C3 125.085 H2 N1 C4 125.085
C3 N1 C4 109.830 C3 C5 C6 107.551
C3 C5 H9 125.648 C4 C6 C5 107.551
C4 C6 H10 125.648 C5 C3 H7 131.289
C5 C6 H10 126.801 C6 C4 H8 131.289
C6 C5 H9 126.801
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.190      
2 H 0.024      
3 C -0.630      
4 C -0.630      
5 C -0.307      
6 C -0.307      
7 H 0.522      
8 H 0.522      
9 H 0.309      
10 H 0.309      


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 1.813 1.813
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.314 0.000 0.000
y 0.000 -27.885 0.000
z 0.000 0.000 -24.644
Traceless
 xyz
x -8.049 0.000 0.000
y 0.000 1.594 0.000
z 0.000 0.000 6.455
Polar
3z2-r212.911
x2-y2-6.429
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.021 0.000 0.000
y 0.000 9.938 0.000
z 0.000 0.000 9.468


<r2> (average value of r2) Å2
<r2> 86.878
(<r2>)1/2 9.321