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All results from a given calculation for CHNCH2 (2H-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-132.714814
Energy at 298.15K-132.717855
HF Energy-132.714814
Nuclear repulsion energy63.722234
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' 3190 3085 3.27      
2 A' 3089 2987 23.93      
3 A' 1744 1686 9.68      
4 A' 1508 1458 0.11      
5 A' 1305 1262 10.33      
6 A' 1046 1011 0.17      
7 A' 992 959 60.05      
8 A' 680 657 13.70      
9 A" 3177 3072 25.53      
10 A" 1114 1077 1.50      
11 A" 981 948 0.21      
12 A" 803 777 16.19      

Unscaled Zero Point Vibrational Energy (zpe) 9814.7 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 9488.8 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
1.19787 0.73948 0.50403

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 -0.867 -0.161 0.000
C2 0.000 0.742 0.000
C3 0.658 -0.537 0.000
H4 0.043 1.824 0.000
H5 1.041 -0.964 0.922
H6 1.041 -0.964 -0.922

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25141.57062.18322.26622.2662
C21.25141.43781.08322.20062.2006
C31.57061.43782.43981.08571.0857
H42.18321.08322.43983.10163.1016
H52.26622.20061.08573.10161.8432
H62.26622.20061.08573.10161.8432

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 71.087 N1 C2 H4 138.394
N1 C3 C2 48.913 N1 C3 H5 115.905
N1 C3 H6 115.905 C2 N1 C3 60.000
C2 C3 N1 48.913 C2 C3 H5 120.756
C2 C3 H6 120.756 C3 C2 H4 150.519
H5 C3 H6 116.181
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 -0.217      
2 C 0.048      
3 C -0.196      
4 H 0.115      
5 H 0.125      
6 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.769 1.268 0.000 2.176
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.529 -1.353 0.000
y -1.353 -15.698 0.000
z 0.000 0.000 -17.423
Traceless
 xyz
x -3.969 -1.353 0.000
y -1.353 3.278 0.000
z 0.000 0.000 0.690
Polar
3z2-r21.381
x2-y2-4.831
xy-1.353
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.982 -0.529 0.000
y -0.529 4.422 0.000
z 0.000 0.000 2.801


<r2> (average value of r2) Å2
<r2> 33.293
(<r2>)1/2 5.770