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All results from a given calculation for CHNCH2 (2H-Azirine)

using model chemistry: CCD/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-132.305026
Energy at 298.15K-132.308105
HF Energy-131.846436
Nuclear repulsion energy63.638521
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/6-31+G**
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' 3317 3126 0.67      
2 A' 3193 3008 19.66      
3 A' 1762 1660 9.73      
4 A' 1570 1480 0.09      
5 A' 1356 1278 7.50      
6 A' 1095 1032 0.70      
7 A' 1046 985 48.65      
8 A' 716 674 11.55      
9 A" 3285 3096 21.02      
10 A" 1147 1081 2.14      
11 A" 1010 952 0.36      
12 A" 797 751 20.16      

Unscaled Zero Point Vibrational Energy (zpe) 10146.4 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 9561.0 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 CCD/6-31+G**
ABC
1.18117 0.74534 0.50333

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.866 -0.171 0.000
C2 0.000 0.747 0.000
C3 0.657 -0.532 0.000
H4 0.042 1.825 0.000
H5 1.041 -0.959 0.918
H6 1.041 -0.959 -0.918

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.26301.56562.19322.25842.2584
C21.26301.43841.07812.19962.1996
C31.56561.43842.43571.08271.0827
H42.19321.07812.43573.09673.0967
H52.25842.19961.08273.09671.8360
H62.25842.19961.08273.09671.8360

picture of 2H-Azirine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 70.499 N1 C2 H4 138.921
N1 C3 C2 49.501 N1 C3 H5 115.830
N1 C3 H6 115.830 C2 N1 C3 60.000
C2 C3 N1 49.501 C2 C3 H5 120.845
C2 C3 H6 120.845 C3 C2 H4 150.580
H5 C3 H6 115.961
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability