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

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-131.798770
Energy at 298.15K-131.801745
HF Energy-131.798770
Nuclear repulsion energy63.945551
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 HF/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3615 3292 8.10      
2 A' 3529 3213 3.18      
3 A' 1925 1753 14.93      
4 A' 1458 1328 18.81      
5 A' 1166 1062 18.86      
6 A' 992 903 36.07      
7 A' 663 603 99.51      
8 A" 3461 3151 23.01      
9 A" 1250 1139 47.51      
10 A" 1088 991 17.84      
11 A" 861 784 7.99      
12 A" 696 633 6.22      

Unscaled Zero Point Vibrational Energy (zpe) 10351.0 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 9425.6 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 HF/aug-cc-pVDZ
ABC
1.07946 0.83194 0.49177

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.883 0.000
C2 -0.036 -0.471 0.631
C3 -0.036 -0.471 -0.631
H4 0.907 1.244 0.000
H5 -0.114 -0.886 1.614
H6 -0.114 -0.886 -1.614

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.49361.49361.00972.39612.3961
C21.49361.26262.05661.07002.2850
C31.49361.26262.05662.28501.0700
H41.00972.05662.05662.86142.8614
H52.39611.07002.28502.86143.2285
H62.39612.28501.07002.86143.2285

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 64.997 N1 C2 H5 137.747
N1 C3 C2 64.997 N1 C3 H6 137.747
C2 N1 C3 50.006 C2 N1 H4 108.940
C2 C3 H6 156.729 C3 N1 H4 108.940
C3 C2 H5 156.729
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.605      
2 C 0.542      
3 C 0.542      
4 H 0.028      
5 H -0.253      
6 H -0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.189 -1.679 0.000 2.057
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.068 2.518 0.000
y 2.518 -19.913 0.000
z 0.000 0.000 -14.119
Traceless
 xyz
x -2.052 2.518 0.000
y 2.518 -3.319 0.000
z 0.000 0.000 5.372
Polar
3z2-r210.743
x2-y20.844
xy2.518
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.554 0.142 0.000
y 0.142 4.666 0.000
z 0.000 0.000 5.094


<r2> (average value of r2) Å2
<r2> 33.156
(<r2>)1/2 5.758