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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-311G*
 hartrees
Energy at 0K-132.558541
Energy at 298.15K-132.561603
HF Energy-132.558541
Nuclear repulsion energy63.974826
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 HSEh1PBE/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' 3221 3091 4.28      
2 A' 3110 2984 29.32      
3 A' 1770 1698 9.69      
4 A' 1524 1463 0.14      
5 A' 1345 1291 7.93      
6 A' 1048 1006 0.36      
7 A' 1006 965 63.98      
8 A' 721 692 16.37      
9 A" 3198 3069 29.50      
10 A" 1129 1083 1.24      
11 A" 997 957 0.21      
12 A" 797 765 16.65      

Unscaled Zero Point Vibrational Energy (zpe) 9932.3 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 9531.1 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 HSEh1PBE/6-311G*
ABC
1.19869 0.75100 0.50941

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.861 -0.168 0.000
C2 0.000 0.741 0.000
C3 0.652 -0.530 0.000
H4 0.032 1.825 0.000
H5 1.039 -0.959 0.921
H6 1.039 -0.959 -0.921

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25111.55552.18292.25462.2546
C21.25111.42781.08442.19462.1946
C31.55551.42782.43441.08721.0872
H42.18291.08442.43443.10003.1000
H52.25462.19461.08723.10001.8415
H62.25462.19461.08723.10001.8415

picture of 2H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 70.640 N1 C2 H4 138.231
N1 C3 C2 49.360 N1 C3 H5 115.982
N1 C3 H6 115.982 C2 N1 C3 60.000
C2 C3 N1 49.360 C2 C3 H5 120.927
C2 C3 H6 120.927 C3 C2 H4 151.129
H5 C3 H6 115.761
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.207      
2 C -0.038      
3 C -0.436      
4 H 0.224      
5 H 0.228      
6 H 0.228      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.758 1.291 0.000 2.182
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.463 -1.426 0.000
y -1.426 -15.541 0.000
z 0.000 0.000 -17.355
Traceless
 xyz
x -4.015 -1.426 0.000
y -1.426 3.368 0.000
z 0.000 0.000 0.648
Polar
3z2-r21.295
x2-y2-4.922
xy-1.426
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.909 -0.513 0.000
y -0.513 4.335 0.000
z 0.000 0.000 2.753


<r2> (average value of r2) Å2
<r2> 33.039
(<r2>)1/2 5.748