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

using model chemistry: wB97X-D/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-132.683518
Energy at 298.15K-132.686588
HF Energy-132.683518
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/Def2TZVPP
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' 3238 3093 1.00      
2 A' 3118 2979 22.29      
3 A' 1768 1688 11.50      
4 A' 1528 1460 0.30      
5 A' 1331 1272 8.76      
6 A' 1066 1018 1.66      
7 A' 1015 970 54.20      
8 A' 713 681 16.38      
9 A" 3207 3063 17.68      
10 A" 1131 1081 1.66      
11 A" 1002 957 0.18      
12 A" 805 769 17.77      

Unscaled Zero Point Vibrational Energy (zpe) 9962.1 cm-1
Scaled (by 0.9552) Zero Point Vibrational Energy (zpe) 9515.8 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/Def2TZVPP
ABC
1.20627 0.75107 0.51061

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.861 -0.163 0.000
C2 0.000 0.738 0.000
C3 0.651 -0.532 0.000
H4 0.042 1.818 0.000
H5 1.039 -0.956 0.919
H6 1.039 -0.956 -0.919

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.24651.55652.17732.25452.2545
C21.24651.42701.08082.18932.1893
C31.55651.42702.42761.08391.0839
H42.17731.08082.42763.08763.0876
H52.25452.18931.08393.08761.8381
H62.25452.18931.08393.08761.8381

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 70.845 N1 C2 H4 138.515
N1 C3 C2 49.155 N1 C3 H5 116.118
N1 C3 H6 116.118 C2 N1 C3 60.000
C2 C3 N1 49.155 C2 C3 H5 120.753
C2 C3 H6 120.753 C3 C2 H4 150.641
H5 C3 H6 115.973
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.191      
2 C -0.031      
3 C -0.104      
4 H 0.154      
5 H 0.086      
6 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.842 1.285 0.000 2.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.573 -1.306 0.000
y -1.306 -15.503 0.000
z 0.000 0.000 -17.419
Traceless
 xyz
x -4.112 -1.306 0.000
y -1.306 3.492 0.000
z 0.000 0.000 0.619
Polar
3z2-r21.239
x2-y2-5.069
xy-1.306
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.423 -0.453 0.000
y -0.453 4.657 0.000
z 0.000 0.000 3.224


<r2> (average value of r2) Å2
<r2> 33.005
(<r2>)1/2 5.745