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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-132.485390
Energy at 298.15K-132.487965
HF Energy-132.485390
Nuclear repulsion energy62.684584
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 PBEPBEultrafine/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' 3263 3229 0.12      
2 A' 3165 3133 57.55      
3 A' 1745 1727 4.93      
4 A' 1362 1348 10.71      
5 A' 1037 1026 0.83      
6 A' 855 846 24.48      
7 A' 513 508 81.11      
8 A" 3202 3169 3.80      
9 A" 1144 1133 39.50      
10 A" 905 896 16.85      
11 A" 680 673 5.38      
12 A" 483 478 5.27      

Unscaled Zero Point Vibrational Energy (zpe) 9177.4 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 9082.0 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 PBEPBEultrafine/6-311G*
ABC
1.04381 0.79350 0.47324

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.035 0.907 0.000
C2 -0.035 -0.481 0.642
C3 -0.035 -0.481 -0.642
H4 0.951 1.232 0.000
H5 -0.139 -0.905 1.634
H6 -0.139 -0.905 -1.634

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52961.52961.03882.44232.4423
C21.52961.28362.07831.08362.3168
C31.52961.28362.07832.31681.0836
H41.03882.07832.07832.90222.9022
H52.44231.08362.31682.90223.2670
H62.44232.31681.08362.90223.2670

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 65.193 N1 C2 H5 137.676
N1 C3 C2 65.193 N1 C3 H6 137.676
C2 N1 C3 49.614 C2 N1 H4 106.457
C2 C3 H6 156.243 C3 N1 H4 106.457
C3 C2 H5 156.243
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.456      
2 C -0.125      
3 C -0.125      
4 H 0.287      
5 H 0.210      
6 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.190 -1.616 0.000 2.007
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.571 2.343 0.000
y 2.343 -19.481 0.000
z 0.000 0.000 -14.214
Traceless
 xyz
x -1.724 2.343 0.000
y 2.343 -3.089 0.000
z 0.000 0.000 4.813
Polar
3z2-r29.625
x2-y20.910
xy2.343
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.634 0.399 0.000
y 0.399 3.947 0.000
z 0.000 0.000 4.720


<r2> (average value of r2) Å2
<r2> 33.825
(<r2>)1/2 5.816