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

using model chemistry: wB97X-D/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31G(2df,p)
 hartrees
Energy at 0K-132.641140
Energy at 298.15K-132.644221
HF Energy-132.641140
Nuclear repulsion energy 
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 wB97X-D/6-31G(2df,p)
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' 3260 3260 1.84      
2 A' 3115 3115 23.06      
3 A' 1769 1769 10.53      
4 A' 1527 1527 0.02      
5 A' 1339 1339 8.39      
6 A' 1064 1064 0.15      
7 A' 1021 1021 51.55      
8 A' 731 731 14.86      
9 A" 3205 3205 21.91      
10 A" 1131 1131 1.85      
11 A" 1003 1003 0.08      
12 A" 814 814 12.90      

Unscaled Zero Point Vibrational Energy (zpe) 9989.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9989.7 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 wB97X-D/6-31G(2df,p)
ABC
1.19655 0.74985 0.50854

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.863 -0.167 0.000
C2 0.000 0.741 0.000
C3 0.652 -0.531 0.000
H4 0.042 1.822 0.000
H5 1.043 -0.956 0.921
H6 1.043 -0.956 -0.921

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25201.55752.18452.25882.2588
C21.25201.42941.08162.19452.1945
C31.55751.42942.43071.08721.0872
H42.18451.08162.43073.09283.0928
H52.25882.19451.08723.09281.8424
H62.25882.19451.08723.09281.8424

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 70.664 N1 C2 H4 138.694
N1 C3 C2 49.336 N1 C3 H5 116.186
N1 C3 H6 116.186 C2 N1 C3 60.000
C2 C3 N1 49.336 C2 C3 H5 120.776
C2 C3 H6 120.776 C3 C2 H4 150.643
H5 C3 H6 115.844
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.159      
2 C -0.021      
3 C -0.294      
4 H 0.185      
5 H 0.144      
6 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.760 1.291 0.000 2.183
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.046 -1.265 0.000
y -1.265 -15.290 0.000
z 0.000 0.000 -17.112
Traceless
 xyz
x -3.845 -1.265 0.000
y -1.265 3.289 0.000
z 0.000 0.000 0.556
Polar
3z2-r21.112
x2-y2-4.757
xy-1.265
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.814 -0.512 0.000
y -0.512 4.264 0.000
z 0.000 0.000 2.794


<r2> (average value of r2) Å2
<r2> 32.877
(<r2>)1/2 5.734