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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: B97D3/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/Def2TZVPP
 hartrees
Energy at 0K-210.113492
Energy at 298.15K 
HF Energy-210.113492
Nuclear repulsion energy160.614387
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 B97D3/Def2TZVPP
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 3626 3577 50.82      
2 A1 3218 3174 0.12      
3 A1 3198 3154 5.92      
4 A1 1465 1445 7.49      
5 A1 1387 1368 2.75      
6 A1 1158 1142 2.32      
7 A1 1075 1060 5.34      
8 A1 1013 999 29.62      
9 A1 889 877 0.25      
10 A2 846 834 0.00      
11 A2 651 642 0.00      
12 A2 615 606 0.00      
13 B1 796 785 2.85      
14 B1 701 692 149.08      
15 B1 628 619 0.01      
16 B1 459 453 60.47      
17 B2 3212 3168 6.12      
18 B2 3187 3143 2.95      
19 B2 1536 1515 2.00      
20 B2 1413 1394 5.82      
21 B2 1281 1263 0.83      
22 B2 1136 1120 1.86      
23 B2 1043 1029 25.97      
24 B2 872 860 1.13      

Unscaled Zero Point Vibrational Energy (zpe) 17702.0 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 17459.4 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 B97D3/Def2TZVPP
ABC
0.30405 0.29998 0.15100

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.122
H2 0.000 0.000 2.128
C3 0.000 1.128 0.333
C4 0.000 -1.128 0.333
C5 0.000 0.712 -0.985
C6 0.000 -0.712 -0.985
H7 0.000 2.116 0.769
H8 0.000 -2.116 0.769
H9 0.000 1.360 -1.850
H10 0.000 -1.360 -1.850

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00581.37611.37612.22352.22352.14472.14473.26813.2681
H21.00582.11952.11953.19263.19262.51422.51424.20364.2036
C31.37612.11952.25511.38132.26291.07993.27222.19503.3097
C41.37612.11952.25512.26291.38133.27221.07993.30972.1950
C52.22353.19261.38132.26291.42472.24583.32741.08102.2461
C62.22353.19262.26291.38131.42473.32742.24582.24611.0810
H72.14472.51421.07993.27222.24583.32744.23102.72534.3520
H82.14472.51423.27221.07993.32742.24584.23104.35202.7253
H93.26814.20362.19503.30971.08102.24612.72534.35202.7209
H103.26814.20363.30972.19502.24611.08104.35202.72532.7209

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.486 N1 C3 H7 121.207
N1 C4 C6 107.486 N1 C4 H8 121.207
H2 N1 C3 124.978 H2 N1 C4 124.978
C3 N1 C4 110.043 C3 C5 C6 107.493
C3 C5 H9 125.670 C4 C6 C5 107.493
C4 C6 H10 125.670 C5 C3 H7 131.308
C5 C6 H10 126.837 C6 C4 H8 131.308
C6 C5 H9 126.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.106      
2 H 0.152      
3 C -0.066      
4 C -0.066      
5 C -0.147      
6 C -0.147      
7 H 0.105      
8 H 0.105      
9 H 0.085      
10 H 0.085      


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 1.886 1.886
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.722 0.000 0.000
y 0.000 -27.145 0.000
z 0.000 0.000 -23.866
Traceless
 xyz
x -8.217 0.000 0.000
y 0.000 1.649 0.000
z 0.000 0.000 6.568
Polar
3z2-r213.136
x2-y2-6.577
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.018 0.000 0.000
y 0.000 9.097 0.000
z 0.000 0.000 8.751


<r2> (average value of r2) Å2
<r2> 85.962
(<r2>)1/2 9.272