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All results from a given calculation for CHNCH2 (2H-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-132.634753
Energy at 298.15K-132.637724
HF Energy-132.634753
Nuclear repulsion energy62.929936
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' 3120 3096 7.48      
2 A' 3028 3005 23.04      
3 A' 1677 1664 7.33      
4 A' 1480 1469 0.20      
5 A' 1257 1247 8.37      
6 A' 1008 1000 0.74      
7 A' 957 950 45.26      
8 A' 645 640 11.27      
9 A" 3115 3091 29.18      
10 A" 1085 1077 1.10      
11 A" 947 940 0.09      
12 A" 763 757 10.81      

Unscaled Zero Point Vibrational Energy (zpe) 9541.9 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 9468.4 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
1.16527 0.72296 0.49135

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 -0.878 -0.165 0.000
C2 0.000 0.753 0.000
C3 0.666 -0.542 0.000
H4 0.042 1.845 0.000
H5 1.054 -0.974 0.928
H6 1.054 -0.974 -0.928

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.27051.58952.21112.29152.2915
C21.27051.45641.09292.22642.2264
C31.58951.45642.46741.09521.0952
H42.21111.09292.46743.13603.1360
H52.29152.22641.09523.13601.8570
H62.29152.22641.09523.13601.8570

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 70.933 N1 C2 H4 138.504
N1 C3 C2 49.067 N1 C3 H5 115.976
N1 C3 H6 115.976 C2 N1 C3 60.000
C2 C3 N1 49.067 C2 C3 H5 120.856
C2 C3 H6 120.856 C3 C2 H4 150.563
H5 C3 H6 115.942
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 -0.304      
2 C 0.149      
3 C -0.157      
4 H 0.100      
5 H 0.106      
6 H 0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.664 1.200 0.000 2.052
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.123 -1.302 0.000
y -1.302 -15.680 0.000
z 0.000 0.000 -17.250
Traceless
 xyz
x -3.658 -1.302 0.000
y -1.302 3.007 0.000
z 0.000 0.000 0.652
Polar
3z2-r21.303
x2-y2-4.443
xy-1.302
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.760 -0.572 0.000
y -0.572 4.378 0.000
z 0.000 0.000 2.629


<r2> (average value of r2) Å2
<r2> 33.713
(<r2>)1/2 5.806