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

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-132.567071
Energy at 298.15K-132.569759
HF Energy-132.567071
Nuclear repulsion energy61.963948
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/6-31G
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' 3403 3274 2.34      
2 A' 3197 3076 58.18      
3 A' 1772 1705 3.81      
4 A' 1376 1323 13.08      
5 A' 1018 979 1.09      
6 A' 842 810 19.32      
7 A' 612 589 96.09      
8 A" 3338 3212 11.42      
9 A" 1147 1104 40.09      
10 A" 986 949 16.56      
11 A" 782 752 7.85      
12 A" 478 460 3.27      

Unscaled Zero Point Vibrational Energy (zpe) 9475.2 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 9115.1 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/6-31G
ABC
1.04722 0.75367 0.45918

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.931 0.000
C2 -0.036 -0.495 0.643
C3 -0.036 -0.495 -0.643
H4 0.947 1.274 0.000
H5 -0.132 -0.929 1.619
H6 -0.132 -0.929 -1.619

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.56461.56461.04062.46842.4684
C21.56461.28692.12321.07232.3059
C31.56461.28692.12322.30591.0723
H41.04062.12322.12322.93932.9393
H52.46841.07232.30592.93933.2382
H62.46842.30591.07232.93933.2382

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 65.716 N1 C2 H5 138.038
N1 C3 C2 65.716 N1 C3 H6 138.038
C2 N1 C3 48.568 C2 N1 H4 107.463
C2 C3 H6 155.478 C3 N1 H4 107.463
C3 C2 H5 155.478
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.520      
2 C -0.048      
3 C -0.048      
4 H 0.264      
5 H 0.176      
6 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.434 -1.945 0.000 2.416
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.420 2.637 0.000
y 2.637 -19.311 0.000
z 0.000 0.000 -14.426
Traceless
 xyz
x -1.551 2.637 0.000
y 2.637 -2.888 0.000
z 0.000 0.000 4.439
Polar
3z2-r28.878
x2-y20.891
xy2.637
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.160 0.467 0.000
y 0.467 3.757 0.000
z 0.000 0.000 4.431


<r2> (average value of r2) Å2
<r2> 34.386
(<r2>)1/2 5.864