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

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-132.165501
Energy at 298.15K-132.168353
HF Energy-131.774665
Nuclear repulsion energy63.513295
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 CID/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' 3472 3207 2.09      
2 A' 3436 3174 28.42      
3 A' 1872 1730 4.52      
4 A' 1449 1339 17.73      
5 A' 1156 1068 5.53      
6 A' 956 883 22.76      
7 A' 598 553 81.61      
8 A" 3409 3149 10.50      
9 A" 1227 1134 43.19      
10 A" 1034 955 15.42      
11 A" 775 715 6.25      
12 A" 655 605 3.61      

Unscaled Zero Point Vibrational Energy (zpe) 10019.5 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 9255.1 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 CID/6-31G*
ABC
1.06593 0.81953 0.48576

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.891 0.000
C2 -0.036 -0.474 0.635
C3 -0.036 -0.474 -0.635
H4 0.928 1.235 0.000
H5 -0.126 -0.891 1.619
H6 -0.126 -0.891 -1.619

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.50551.50551.02342.40902.4090
C21.50551.27092.06211.07202.2944
C31.50551.27092.06212.29441.0720
H41.02342.06212.06212.87232.8723
H52.40901.07202.29442.87233.2378
H62.40902.29441.07202.87233.2378

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 65.033 N1 C2 H5 137.708
N1 C3 C2 65.033 N1 C3 H6 137.708
C2 N1 C3 49.935 C2 N1 H4 107.729
C2 C3 H6 156.553 C3 N1 H4 107.729
C3 C2 H5 156.553
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability