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

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G**
 hartrees
Energy at 0K-132.322820
Energy at 298.15K-132.325548
HF Energy-131.808770
Nuclear repulsion energy62.955727
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 MP2=FULL/6-311G**
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' 3400 3226 2.37      
2 A' 3395 3220 17.24      
3 A' 1738 1649 5.24      
4 A' 1376 1305 12.82      
5 A' 1084 1029 1.14      
6 A' 903 857 24.80      
7 A' 552 524 79.69      
8 A" 3341 3169 15.34      
9 A" 1159 1100 38.53      
10 A" 978 927 13.52      
11 A" 744 706 6.35      
12 A" 552 524 2.97      

Unscaled Zero Point Vibrational Energy (zpe) 9611.0 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 9117.0 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 MP2=FULL/6-311G**
ABC
1.04599 0.80436 0.47715

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.035 0.903 0.000
C2 -0.035 -0.478 0.643
C3 -0.035 -0.478 -0.643
H4 0.943 1.211 0.000
H5 -0.143 -0.895 1.627
H6 -0.143 -0.895 -1.627

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52321.52321.02482.42672.4267
C21.52321.28532.05491.07392.3096
C31.52321.28532.05492.30961.0739
H41.02482.05492.05492.87392.8739
H52.42671.07392.30962.87393.2530
H62.42672.30961.07392.87393.2530

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 65.045 N1 C2 H5 137.586
N1 C3 C2 65.045 N1 C3 H6 137.586
C2 N1 C3 49.909 C2 N1 H4 105.844
C2 C3 H6 156.373 C3 N1 H4 105.844
C3 C2 H5 156.373
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability