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All results from a given calculation for CHNHCH (1H-Azirine)

using model chemistry: PBEPBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G**
 hartrees
Energy at 0K-132.494318
Energy at 298.15K-132.496949
HF Energy-132.494318
Nuclear repulsion energy62.717519
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 PBEPBE/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 A' 3276 3246 0.76      
2 A' 3186 3157 42.77      
3 A' 1743 1728 4.84      
4 A' 1343 1330 10.41      
5 A' 1035 1026 0.97      
6 A' 863 855 23.74      
7 A' 536 531 76.91      
8 A" 3215 3186 9.20      
9 A" 1134 1123 38.96      
10 A" 923 915 16.32      
11 A" 717 711 4.89      
12 A" 494 490 4.75      

Unscaled Zero Point Vibrational Energy (zpe) 9232.1 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 9148.1 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 PBEPBE/6-311G**
ABC
1.04466 0.79425 0.47374

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.908 0.000
C2 -0.036 -0.481 0.642
C3 -0.036 -0.481 -0.642
H4 0.952 1.224 0.000
H5 -0.129 -0.906 1.632
H6 -0.129 -0.906 -1.632

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52951.52951.03792.44152.4415
C21.52951.28322.07201.08172.3148
C31.52951.28322.07202.31481.0817
H41.03792.07202.07202.89252.8925
H52.44151.08172.31482.89253.2639
H62.44152.31481.08172.89253.2639

picture of 1H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 65.198 N1 C2 H5 137.797
N1 C3 C2 65.198 N1 C3 H6 137.797
C2 N1 C3 49.604 C2 N1 H4 106.027
C2 C3 H6 156.282 C3 N1 H4 106.027
C3 C2 H5 156.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.339      
2 C -0.036      
3 C -0.036      
4 H 0.188      
5 H 0.112      
6 H 0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.152 -1.596 0.000 1.968
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.501 2.231 0.000
y 2.231 -19.424 0.000
z 0.000 0.000 -14.268
Traceless
 xyz
x -1.655 2.231 0.000
y 2.231 -3.040 0.000
z 0.000 0.000 4.695
Polar
3z2-r29.390
x2-y20.923
xy2.231
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.686 0.393 0.000
y 0.393 3.992 0.000
z 0.000 0.000 4.786


<r2> (average value of r2) Å2
<r2> 33.777
(<r2>)1/2 5.812