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

using model chemistry: wB97X-D/3-21G*

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/3-21G*
 hartrees
Energy at 0K-131.874955
Energy at 298.15K-131.877976
HF Energy-131.874955
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/3-21G*
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' 3290 3118 1.07      
2 A' 3182 3016 4.81      
3 A' 1659 1572 3.81      
4 A' 1537 1457 1.08      
5 A' 1225 1161 17.96      
6 A' 1052 997 18.25      
7 A' 988 937 60.09      
8 A' 659 625 4.93      
9 A" 3287 3116 11.70      
10 A" 1124 1065 1.40      
11 A" 979 928 0.01      
12 A" 817 775 31.55      

Unscaled Zero Point Vibrational Energy (zpe) 9899.1 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 9382.4 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/3-21G*
ABC
1.16746 0.70901 0.48507

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.888 -0.154 0.000
C2 0.000 0.754 0.000
C3 0.676 -0.555 0.000
H4 0.074 1.827 0.000
H5 1.044 -0.974 0.927
H6 1.044 -0.974 -0.927

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.27021.61512.20192.29502.2950
C21.27021.47321.07522.22202.2220
C31.61511.47322.45651.08191.0819
H42.20191.07522.45653.10613.1061
H52.29502.22201.08193.10611.8536
H62.29502.22201.08193.10611.8536

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 71.697 N1 C2 H4 139.559
N1 C3 C2 48.303 N1 C3 H5 115.198
N1 C3 H6 115.198 C2 N1 C3 60.000
C2 C3 N1 48.303 C2 C3 H5 120.053
C2 C3 H6 120.053 C3 C2 H4 148.744
H5 C3 H6 117.880
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.357      
2 C 0.025      
3 C -0.396      
4 H 0.248      
5 H 0.240      
6 H 0.240      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.919 1.276 0.000 2.304
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.532 -1.618 0.000
y -1.618 -15.533 0.000
z 0.000 0.000 -17.358
Traceless
 xyz
x -4.087 -1.618 0.000
y -1.618 3.413 0.000
z 0.000 0.000 0.674
Polar
3z2-r21.348
x2-y2-5.000
xy-1.618
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.408 -0.623 0.000
y -0.623 3.962 0.000
z 0.000 0.000 2.236


<r2> (average value of r2) Å2
<r2> 33.954
(<r2>)1/2 5.827