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

using model chemistry: CCSD/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 CCSD/6-311G**
 hartrees
Energy at 0K-132.286983
Energy at 298.15K-132.289750
HF Energy-131.809106
Nuclear repulsion energy62.996236
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 CCSD/6-311G**
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' 3383 3383 2.12      
2 A' 3371 3371 24.96      
3 A' 1763 1763 6.03      
4 A' 1388 1388 13.56      
5 A' 1101 1101 3.04      
6 A' 909 909 22.15      
7 A' 564 564 77.44      
8 A" 3323 3323 12.09      
9 A" 1177 1177 38.27      
10 A" 987 987 13.39      
11 A" 736 736 4.82      
12 A" 593 593 4.46      

Unscaled Zero Point Vibrational Energy (zpe) 9647.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9647.5 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 CCSD/6-311G**
ABC
1.04848 0.80501 0.47765

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.902 0.000
C2 -0.036 -0.478 0.642
C3 -0.036 -0.478 -0.642
H4 0.939 1.221 0.000
H5 -0.128 -0.898 1.627
H6 -0.128 -0.898 -1.627

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52141.52141.02562.42752.4275
C21.52141.28322.06081.07502.3089
C31.52141.28322.06082.30891.0750
H41.02562.06082.06082.87622.8762
H52.42751.07502.30892.87623.2539
H62.42752.30891.07502.87623.2539

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 65.057 N1 C2 H5 137.786
N1 C3 C2 65.057 N1 C3 H6 137.786
C2 N1 C3 49.886 C2 N1 H4 106.385
C2 C3 H6 156.433 C3 N1 H4 106.385
C3 C2 H5 156.433
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability