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All results from a given calculation for CHNHCH (1H-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-132.585659
Energy at 298.15K-132.588471
HF Energy-132.585659
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
(Å4/u)
Dep P Dep U
1 A' 3393 3393 2.35      
2 A' 3384 3384 22.01      
3 A' 1823 1823 5.29      
4 A' 1396 1396 14.73      
5 A' 1099 1099 3.35      
6 A' 920 920 24.03      
7 A' 599 599 68.26      
8 A" 3328 3328 13.40      
9 A" 1179 1179 39.65      
10 A" 991 991 16.60      
11 A" 781 781 5.04      
12 A" 607 607 3.03      

Unscaled Zero Point Vibrational Energy (zpe) 9749.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9749.3 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
1.06670 0.81242 0.48365

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 -0.037 0.896 0.000
C2 -0.037 -0.476 0.635
C3 -0.037 -0.476 -0.635
H4 0.932 1.229 0.000
H5 -0.113 -0.898 1.618
H6 -0.113 -0.898 -1.618

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51141.51141.02482.41702.4170
C21.51141.26982.06071.07282.2937
C31.51141.26982.06072.29371.0728
H41.02482.06072.06072.86902.8690
H52.41701.07282.29372.86903.2367
H62.41702.29371.07282.86903.2367

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 65.160 N1 C2 H5 137.905
N1 C3 C2 65.160 N1 C3 H6 137.905
C2 N1 C3 49.679 C2 N1 H4 107.122
C2 C3 H6 156.447 C3 N1 H4 107.122
C3 C2 H5 156.447
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 -0.413      
2 C -0.110      
3 C -0.110      
4 H 0.240      
5 H 0.196      
6 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.152 -1.658 0.000 2.019
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.034 2.167 0.000
y 2.167 -18.894 0.000
z 0.000 0.000 -13.885
Traceless
 xyz
x -1.644 2.167 0.000
y 2.167 -2.935 0.000
z 0.000 0.000 4.579
Polar
3z2-r29.158
x2-y20.860
xy2.167
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.501 0.360 0.000
y 0.360 3.816 0.000
z 0.000 0.000 4.561


<r2> (average value of r2) Å2
<r2> 33.030
(<r2>)1/2 5.747