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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 1A1
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-210.188174
Energy at 298.15K 
HF Energy-210.188174
Nuclear repulsion energy160.576269
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 B3LYP/6-31+G**
Rotational Constants (cm-1) from geometry optimized at B3LYP/6-31+G**
ABC
0.30414 0.29961 0.15093

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.123
H2 0.000 0.000 2.131
C3 0.000 1.127 0.332
C4 0.000 -1.127 0.332
C5 0.000 0.713 -0.985
C6 0.000 -0.713 -0.985
H7 0.000 2.115 0.767
H8 0.000 -2.115 0.767
H9 0.000 1.362 -1.850
H10 0.000 -1.362 -1.850

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00751.37651.37652.22572.22572.14522.14523.27043.2704
H21.00752.12212.12213.19643.19642.51712.51714.20734.2073
C31.37652.12212.25301.38062.26281.07993.27082.19503.3097
C41.37652.12212.25302.26281.38063.27081.07993.30972.1950
C52.22573.19641.38062.26281.42672.24353.32701.08112.2482
C62.22573.19642.26281.38061.42673.32702.24352.24821.0811
H72.14522.51711.07993.27082.24353.32704.23072.72294.3516
H82.14522.51713.27081.07993.32702.24354.23074.35162.7229
H93.27044.20732.19503.30971.08112.24822.72294.35162.7235
H103.27044.20733.30972.19502.24821.08114.35162.72292.7235

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.660 N1 C3 H7 121.221
N1 C4 C6 107.660 N1 C4 H8 121.221
H2 N1 C3 125.074 H2 N1 C4 125.074
C3 N1 C4 109.852 C3 C5 C6 107.414
C3 C5 H9 125.732 C4 C6 C5 107.414
C4 C6 H10 125.732 C5 C3 H7 131.119
C5 C6 H10 126.854 C6 C4 H8 131.119
C6 C5 H9 126.854
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.279     -0.240
2 H 0.295     0.323
3 C -0.202     -0.139
4 C -0.202     -0.139
5 C -0.059     -0.202
6 C -0.059     -0.202
7 H 0.132     0.149
8 H 0.132     0.149
9 H 0.121     0.151
10 H 0.121     0.151


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 1.919 1.919
CHELPG        
AIM        
ESP 0.000 0.000 1.903 1.903


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.679 0.000 0.000
y 0.000 -27.327 0.000
z 0.000 0.000 -24.001
Traceless
 xyz
x -9.015 0.000 0.000
y 0.000 2.013 0.000
z 0.000 0.000 7.002
Polar
3z2-r214.003
x2-y2-7.352
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 86.260
(<r2>)1/2 9.288