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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-208.860413
Energy at 298.15K-208.866781
HF Energy-208.860413
Nuclear repulsion energy162.307239
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 HF/6-311G**
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 966 878 0.81 1.65 0.59 0.74
2 A1 1098 997 28.04 0.49 0.73 0.84
3 A1 1149 1044 28.80 1.68 0.15 0.26
4 A1 1253 1138 2.76 38.04 0.16 0.28
5 A1 1529 1389 6.70 51.62 0.36 0.53
6 A1 1630 1481 14.37 17.42 0.21 0.35
7 A1 3385 3075 7.10 30.11 0.58 0.73
8 A1 3409 3097 0.38 210.24 0.16 0.28
9 A1 3915 3557 91.06 81.99 0.28 0.43
10 A2 677 615 0.00 0.05 0.75 0.86
11 A2 810 736 0.00 0.15 0.75 0.86
12 A2 1000 908 0.00 0.97 0.75 0.86
13 B1 495 450 105.89 1.13 0.75 0.86
14 B1 682 620 0.69 0.70 0.75 0.86
15 B1 825 750 158.81 0.29 0.75 0.86
16 B1 974 885 0.04 0.97 0.75 0.86
17 B2 945 859 2.80 3.94 0.75 0.86
18 B2 1151 1046 21.68 2.97 0.75 0.86
19 B2 1238 1124 1.12 4.94 0.75 0.86
20 B2 1420 1290 0.88 0.30 0.75 0.86
21 B2 1579 1435 7.91 2.88 0.75 0.86
22 B2 1722 1565 8.28 1.48 0.75 0.86
23 B2 3372 3064 4.51 98.28 0.75 0.86
24 B2 3402 3091 10.94 3.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19311.9 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 17544.9 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 HF/6-311G**
ABC
0.30962 0.30703 0.15416

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.113
H2 0.000 0.000 2.104
C3 0.000 1.112 0.326
C4 0.000 -1.112 0.326
C5 0.000 0.713 -0.972
C6 0.000 -0.713 -0.972
H7 0.000 2.094 0.753
H8 0.000 -2.094 0.753
H9 0.000 1.358 -1.828
H10 0.000 -1.358 -1.828

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N10.99091.36231.36232.20362.20362.12462.12463.23913.2391
H20.99092.09692.09693.15743.15742.49202.49204.15954.1595
C31.36232.09692.22401.35782.23991.07053.23412.16793.2769
C41.36232.09692.22402.23991.35783.23411.07053.27692.1679
C52.20363.15741.35782.23991.42702.20893.29471.07122.2410
C62.20363.15742.23991.35781.42703.29472.20892.24101.0712
H72.12462.49201.07053.23412.20893.29474.18772.68354.3094
H82.12462.49203.23411.07053.29472.20894.18774.30942.6835
H93.23914.15952.16793.27691.07122.24102.68354.30942.7151
H103.23914.15953.27692.16792.24101.07124.30942.68352.7151

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 108.216 N1 C3 H7 121.235
N1 C4 C6 108.216 N1 C4 H8 121.235
H2 N1 C3 125.284 H2 N1 C4 125.284
C3 N1 C4 109.432 C3 C5 C6 107.068
C3 C5 H9 125.974 C4 C6 C5 107.068
C4 C6 H10 125.974 C5 C3 H7 130.549
C5 C6 H10 126.958 C6 C4 H8 130.549
C6 C5 H9 126.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.400      
2 H 0.232      
3 C 0.087      
4 C 0.087      
5 C -0.200      
6 C -0.200      
7 H 0.104      
8 H 0.104      
9 H 0.093      
10 H 0.093      


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 1.945 1.945
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.193 0.000 0.000
y 0.000 -26.488 0.000
z 0.000 0.000 -23.614
Traceless
 xyz
x -9.142 0.000 0.000
y 0.000 2.415 0.000
z 0.000 0.000 6.727
Polar
3z2-r213.454
x2-y2-7.705
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.587 0.000 0.000
y 0.000 7.590 0.000
z 0.000 0.000 7.772


<r2> (average value of r2) Å2
<r2> 84.475
(<r2>)1/2 9.191