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

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-132.309086
Energy at 298.15K-132.311905
HF Energy-131.793309
Nuclear repulsion energy63.298379
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 CCD/6-31G(2df,p)
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' 3423 3243 2.50      
2 A' 3411 3231 15.88      
3 A' 1798 1703 4.85      
4 A' 1412 1338 16.45      
5 A' 1116 1057 3.72      
6 A' 928 879 21.96      
7 A' 590 559 64.57      
8 A" 3361 3183 16.05      
9 A" 1192 1129 37.69      
10 A" 995 942 15.81      
11 A" 752 712 3.75      
12 A" 636 603 1.31      

Unscaled Zero Point Vibrational Energy (zpe) 9806.7 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 9288.9 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 CCD/6-31G(2df,p)
ABC
1.05881 0.81296 0.48223

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.896 0.000
C2 -0.037 -0.476 0.638
C3 -0.037 -0.476 -0.638
H4 0.932 1.224 0.000
H5 -0.110 -0.891 1.623
H6 -0.110 -0.891 -1.623

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51351.51351.02342.41512.4151
C21.51351.27572.05831.07112.2994
C31.51351.27572.05832.29941.0711
H41.02342.05832.05832.86192.8619
H52.41511.07112.29942.86193.2454
H62.41512.29941.07112.86193.2454

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 65.076 N1 C2 H5 137.617
N1 C3 C2 65.076 N1 C3 H6 137.617
C2 N1 C3 49.848 C2 N1 H4 106.859
C2 C3 H6 156.854 C3 N1 H4 106.859
C3 C2 H5 156.854
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability