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All results from a given calculation for CHNHCH (1H-Azirine)

using model chemistry: B3LYP/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 B3LYP/6-311G**
 hartrees
Energy at 0K-132.659587
Energy at 298.15K-132.662315
HF Energy-132.659587
Nuclear repulsion energy63.122137
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 B3LYP/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' 3345 3234 1.21      
2 A' 3303 3194 32.98      
3 A' 1790 1730 5.78      
4 A' 1377 1332 12.91      
5 A' 1059 1024 1.71      
6 A' 890 861 26.16      
7 A' 571 552 81.29      
8 A" 3283 3174 12.08      
9 A" 1162 1123 41.46      
10 A" 973 940 16.45      
11 A" 767 742 6.35      
12 A" 530 513 4.74      

Unscaled Zero Point Vibrational Energy (zpe) 9524.8 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 9208.6 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 B3LYP/6-311G**
ABC
1.06364 0.80031 0.47902

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.904 0.000
C2 -0.036 -0.479 0.636
C3 -0.036 -0.479 -0.636
H4 0.938 1.229 0.000
H5 -0.127 -0.901 1.619
H6 -0.127 -0.901 -1.619

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52241.52241.02672.42632.4263
C21.52241.27202.06681.07332.2956
C31.52241.27202.06682.29561.0733
H41.02672.06682.06682.87982.8798
H52.42631.07332.29562.87983.2372
H62.42632.29561.07332.87983.2372

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 65.307 N1 C2 H5 137.708
N1 C3 C2 65.307 N1 C3 H6 137.708
C2 N1 C3 49.385 C2 N1 H4 106.734
C2 C3 H6 156.280 C3 N1 H4 106.734
C3 C2 H5 156.280
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.347      
2 C -0.033      
3 C -0.033      
4 H 0.185      
5 H 0.114      
6 H 0.114      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.184 -1.664 0.000 2.042
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.483 2.293 0.000
y 2.293 -19.429 0.000
z 0.000 0.000 -14.269
Traceless
 xyz
x -1.634 2.293 0.000
y 2.293 -3.053 0.000
z 0.000 0.000 4.687
Polar
3z2-r29.375
x2-y20.946
xy2.293
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.599 0.379 0.000
y 0.379 3.921 0.000
z 0.000 0.000 4.691


<r2> (average value of r2) Å2
<r2> 33.506
(<r2>)1/2 5.788