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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: B97D3/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 B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-210.109221
Energy at 298.15K-210.115211
HF Energy-210.109221
Nuclear repulsion energy160.593551
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/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 3621 3566 51.24      
2 A1 3218 3169 0.08      
3 A1 3197 3148 5.52      
4 A1 1462 1440 9.22      
5 A1 1385 1364 2.60      
6 A1 1156 1138 2.35      
7 A1 1073 1056 5.37      
8 A1 1011 996 30.05      
9 A1 888 874 0.26      
10 A2 852 839 0.00      
11 A2 655 645 0.00      
12 A2 615 605 0.00      
13 B1 805 793 2.71      
14 B1 705 694 157.49      
15 B1 627 618 0.00      
16 B1 469 462 63.67      
17 B2 3212 3163 5.41      
18 B2 3186 3138 2.91      
19 B2 1533 1509 1.09      
20 B2 1407 1386 6.16      
21 B2 1278 1258 0.80      
22 B2 1133 1115 1.73      
23 B2 1041 1025 25.68      
24 B2 871 857 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 17699.1 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 17428.3 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/aug-cc-pVTZ
ABC
0.30401 0.29984 0.15096

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

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 2.115 0.769
H8 0.000 -2.115 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
N11.00561.37671.37672.22432.22432.14452.14453.26853.2685
H21.00562.12012.12013.19323.19322.51422.51424.20374.2037
C31.37672.12012.25561.38152.26311.07953.27222.19483.3095
C41.37672.12012.25562.26311.38153.27221.07953.30952.1948
C52.22433.19321.38152.26311.42462.24583.32721.08062.2457
C62.22433.19322.26311.38151.42463.32722.24582.24571.0806
H72.14452.51421.07953.27222.24583.32724.23042.72534.3514
H82.14452.51423.27221.07953.32722.24584.23044.35142.7253
H93.26854.20372.19483.30951.08062.24572.72534.35142.7203
H103.26854.20373.30952.19482.24571.08064.35142.72532.7203

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.494 N1 C3 H7 121.170
N1 C4 C6 107.494 N1 C4 H8 121.170
H2 N1 C3 124.997 H2 N1 C4 124.997
C3 N1 C4 110.005 C3 C5 C6 107.503
C3 C5 H9 125.661 C4 C6 C5 107.503
C4 C6 H10 125.661 C5 C3 H7 131.336
C5 C6 H10 126.835 C6 C4 H8 131.336
C6 C5 H9 126.835
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.318      
2 H -0.025      
3 C -0.604      
4 C -0.604      
5 C -0.232      
6 C -0.232      
7 H 0.430      
8 H 0.430      
9 H 0.261      
10 H 0.261      


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 1.831 1.831
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.936 0.000 0.000
y 0.000 -27.398 0.000
z 0.000 0.000 -24.146
Traceless
 xyz
x -8.164 0.000 0.000
y 0.000 1.643 0.000
z 0.000 0.000 6.521
Polar
3z2-r213.041
x2-y2-6.538
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.924 0.000 0.000
y 0.000 9.785 0.000
z 0.000 0.000 9.304


<r2> (average value of r2) Å2
<r2> 86.133
(<r2>)1/2 9.281