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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G**
 hartrees
Energy at 0K-132.520784
Energy at 298.15K-132.523861
HF Energy-132.520784
Nuclear repulsion energy63.877847
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 PBE1PBE/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' 3256 3104 2.99      
2 A' 3136 2989 23.00      
3 A' 1782 1698 9.36      
4 A' 1541 1469 0.04      
5 A' 1359 1295 6.97      
6 A' 1061 1011 0.11      
7 A' 1021 973 57.26      
8 A' 738 704 14.43      
9 A" 3222 3071 26.18      
10 A" 1135 1082 1.19      
11 A" 1001 954 0.04      
12 A" 803 765 13.90      

Unscaled Zero Point Vibrational Energy (zpe) 10026.8 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 9556.5 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 PBE1PBE/6-31G**
ABC
1.18895 0.75229 0.50832

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.861 -0.172 0.000
C2 0.000 0.743 0.000
C3 0.651 -0.528 0.000
H4 0.037 1.828 0.000
H5 1.043 -0.957 0.921
H6 1.043 -0.957 -0.921

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.25641.55372.19232.25682.2568
C21.25641.42851.08562.19752.1975
C31.55371.42852.43511.08951.0895
H42.19231.08562.43513.10153.1015
H52.25682.19751.08953.10151.8430
H62.25682.19751.08953.10151.8430

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 70.385 N1 C2 H4 138.694
N1 C3 C2 49.615 N1 C3 H5 116.151
N1 C3 H6 116.151 C2 N1 C3 60.000
C2 C3 N1 49.615 C2 C3 H5 120.964
C2 C3 H6 120.964 C3 C2 H4 150.921
H5 C3 H6 115.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.308      
2 C 0.070      
3 C -0.326      
4 H 0.195      
5 H 0.185      
6 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.772 1.292 0.000 2.193
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.160 -1.349 0.000
y -1.349 -15.432 0.000
z 0.000 0.000 -17.199
Traceless
 xyz
x -3.844 -1.349 0.000
y -1.349 3.247 0.000
z 0.000 0.000 0.597
Polar
3z2-r21.194
x2-y2-4.727
xy-1.349
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.664 -0.522 0.000
y -0.522 4.184 0.000
z 0.000 0.000 2.550


<r2> (average value of r2) Å2
<r2> 32.971
(<r2>)1/2 5.742