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

using model chemistry: BLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-132.524879
Energy at 298.15K-132.527388
HF Energy-132.524879
Nuclear repulsion energy61.106293
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 BLYP/6-31G
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' 3309 3283 1.03      
2 A' 3015 2992 88.69      
3 A' 1714 1701 3.73      
4 A' 1342 1331 9.36      
5 A' 974 966 1.99      
6 A' 784 778 13.42      
7 A' 572 568 81.51      
8 A" 3246 3222 5.36      
9 A" 1093 1085 34.21      
10 A" 929 922 18.55      
11 A" 718 712 4.56      
12 A" 388 386 1.93      

Unscaled Zero Point Vibrational Energy (zpe) 9041.1 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 8972.4 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 BLYP/6-31G
ABC
1.02926 0.72417 0.44589

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.038 0.953 0.000
C2 -0.038 -0.505 0.648
C3 -0.038 -0.505 -0.648
H4 0.970 1.270 0.000
H5 -0.125 -0.944 1.631
H6 -0.125 -0.944 -1.631

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.59581.59581.05692.50372.5037
C21.59581.29672.14171.08022.3233
C31.59581.29672.14172.32331.0802
H41.05692.14172.14172.96032.9603
H52.50371.08022.32332.96033.2629
H62.50372.32331.08022.96033.2629

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 66.029 N1 C2 H5 137.828
N1 C3 C2 66.029 N1 C3 H6 137.828
C2 N1 C3 47.942 C2 N1 H4 105.887
C2 C3 H6 155.518 C3 N1 H4 105.887
C3 C2 H5 155.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.478      
2 C -0.030      
3 C -0.030      
4 H 0.244      
5 H 0.147      
6 H 0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.365 -1.901 0.000 2.340
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.447 2.455 0.000
y 2.455 -19.305 0.000
z 0.000 0.000 -14.586
Traceless
 xyz
x -1.502 2.455 0.000
y 2.455 -2.789 0.000
z 0.000 0.000 4.290
Polar
3z2-r28.581
x2-y20.858
xy2.455
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.279 0.482 0.000
y 0.482 3.900 0.000
z 0.000 0.000 4.523


<r2> (average value of r2) Å2
<r2> 35.080
(<r2>)1/2 5.923