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

using model chemistry: B2PLYP=FULLultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/Def2TZVPP
 hartrees
Energy at 0K-132.580338
Energy at 298.15K 
HF Energy-132.390494
Nuclear repulsion energy63.246079
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 B2PLYP=FULLultrafine/Def2TZVPP
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' 3374 3374 1.87      
2 A' 3362 3362 15.35      
3 A' 1767 1767 9.10      
4 A' 1378 1378 12.94      
5 A' 1060 1060 2.74      
6 A' 891 891 28.54      
7 A' 569 569 80.45      
8 A" 3315 3315 16.40      
9 A" 1156 1156 39.49      
10 A" 982 982 16.67      
11 A" 768 768 6.39      
12 A" 538 538 3.60      

Unscaled Zero Point Vibrational Energy (zpe) 9580.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9580.2 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 B2PLYP=FULLultrafine/Def2TZVPP
ABC
1.06495 0.80544 0.48074

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.900 0.000
C2 -0.036 -0.478 0.636
C3 -0.036 -0.478 -0.636
H4 0.931 1.231 0.000
H5 -0.125 -0.898 1.616
H6 -0.125 -0.898 -1.616

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51851.51851.02132.41962.4196
C21.51851.27272.06401.06952.2929
C31.51851.27272.06402.29291.0695
H41.02132.06402.06402.87372.8737
H52.41961.06952.29292.87373.2319
H62.41962.29291.06952.87373.2319

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 65.223 N1 C2 H5 137.762
N1 C3 C2 65.223 N1 C3 H6 137.762
C2 N1 C3 49.554 C2 N1 H4 107.083
C2 C3 H6 156.335 C3 N1 H4 107.083
C3 C2 H5 156.335
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability