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

using model chemistry: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-132.212384
Energy at 298.15K-132.215137
HF Energy-131.773164
Nuclear repulsion energy63.066204
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*
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' 3398 3216 1.48      
2 A' 3326 3148 33.44      
3 A' 1807 1710 4.25      
4 A' 1421 1345 16.95      
5 A' 1128 1067 2.88      
6 A' 923 873 20.58      
7 A' 546 517 75.89      
8 A" 3339 3160 6.84      
9 A" 1199 1135 38.88      
10 A" 1000 947 15.76      
11 A" 713 675 4.89      
12 A" 616 583 2.86      

Unscaled Zero Point Vibrational Energy (zpe) 9707.8 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 9188.5 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 CCD/6-31G*
ABC
1.05039 0.80822 0.47916

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.035 0.898 0.000
C2 -0.035 -0.477 0.641
C3 -0.035 -0.477 -0.641
H4 0.940 1.235 0.000
H5 -0.135 -0.898 1.627
H6 -0.135 -0.898 -1.627

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51641.51641.03142.42552.4255
C21.51641.28132.07121.07752.3088
C31.51641.28132.07122.30881.0775
H41.03142.07122.07122.89022.8902
H52.42551.07752.30882.89023.2542
H62.42552.30881.07752.89023.2542

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 65.009 N1 C2 H5 137.854
N1 C3 C2 65.009 N1 C3 H6 137.854
C2 N1 C3 49.981 C2 N1 H4 107.227
C2 C3 H6 156.285 C3 N1 H4 107.227
C3 C2 H5 156.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability