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

using model chemistry: MP3/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/cc-pVDZ
 hartrees
Energy at 0K-132.237541
Energy at 298.15K-132.240305
HF Energy-131.786027
Nuclear repulsion energy62.668365
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 MP3/cc-pVDZ
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' 3402 3225 2.19      
2 A' 3377 3201 26.71      
3 A' 1790 1696 5.06      
4 A' 1399 1326 12.93      
5 A' 1110 1052 2.30      
6 A' 901 854 18.67      
7 A' 546 517 68.92      
8 A" 3344 3170 13.97      
9 A" 1185 1123 35.57      
10 A" 982 931 14.73      
11 A" 737 698 3.30      
12 A" 611 579 3.58      

Unscaled Zero Point Vibrational Energy (zpe) 9691.2 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 9186.3 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 MP3/cc-pVDZ
ABC
1.03382 0.79985 0.47317

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.905 0.000
C2 -0.037 -0.478 0.646
C3 -0.037 -0.478 -0.646
H4 0.946 1.219 0.000
H5 -0.121 -0.909 1.637
H6 -0.121 -0.909 -1.637

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52641.52641.03242.44522.4452
C21.52641.29252.06501.08412.3256
C31.52641.29252.06502.32561.0841
H41.03242.06502.06502.88942.8894
H52.44521.08412.32562.88943.2749
H62.44522.32561.08412.88943.2749

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 64.951 N1 C2 H5 138.364
N1 C3 C2 64.951 N1 C3 H6 138.364
C2 N1 C3 50.098 C2 N1 H4 105.993
C2 C3 H6 156.101 C3 N1 H4 105.993
C3 C2 H5 156.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability