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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-132.238016
Energy at 298.15K-132.240791
HF Energy-131.781355
Nuclear repulsion energy63.155987
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' 3437 3222 1.88      
2 A' 3403 3191 34.36      
3 A' 1810 1697 4.51      
4 A' 1414 1326 15.87      
5 A' 1135 1064 3.78      
6 A' 928 870 18.09      
7 A' 549 515 70.03      
8 A" 3377 3167 7.84      
9 A" 1203 1128 37.74      
10 A" 1016 953 14.51      
11 A" 724 679 4.42      
12 A" 621 582 2.40      

Unscaled Zero Point Vibrational Energy (zpe) 9808.3 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 9196.2 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 CCD/6-31G**
ABC
1.05327 0.80996 0.48017

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 -0.036 0.898 0.000
C2 -0.036 -0.476 0.641
C3 -0.036 -0.476 -0.641
H4 0.935 1.228 0.000
H5 -0.129 -0.899 1.621
H6 -0.129 -0.899 -1.621

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.51571.51571.02562.42142.4214
C21.51571.28172.06321.07132.3025
C31.51571.28172.06322.30251.0713
H41.02562.06322.06322.87812.8781
H52.42141.07132.30252.87813.2411
H62.42142.30251.07132.87813.2411

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 64.988 N1 C2 H5 138.130
N1 C3 C2 64.988 N1 C3 H6 138.130
C2 N1 C3 50.024 C2 N1 H4 106.970
C2 C3 H6 156.137 C3 N1 H4 106.970
C3 C2 H5 156.137
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability