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

using model chemistry: B1B95/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-132.612909
Energy at 298.15K-132.615718
HF Energy-132.612909
Nuclear repulsion energy63.736812
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 B1B95/6-311+G(3df,2p)
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' 3382 3382 12.41      
2 A' 3369 3369 1.81      
3 A' 1811 1811 9.30      
4 A' 1371 1371 12.97      
5 A' 1093 1093 9.19      
6 A' 916 916 27.92      
7 A' 583 583 79.92      
8 A" 3306 3306 16.23      
9 A" 1171 1171 41.13      
10 A" 988 988 16.85      
11 A" 790 790 5.79      
12 A" 609 609 4.18      

Unscaled Zero Point Vibrational Energy (zpe) 9694.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9694.4 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 B1B95/6-311+G(3df,2p)
ABC
1.07264 0.82625 0.48927

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.036 0.887 0.000
C2 -0.036 -0.472 0.633
C3 -0.036 -0.472 -0.633
H4 0.924 1.234 0.000
H5 -0.122 -0.890 1.615
H6 -0.122 -0.890 -1.615

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.49881.49881.02042.40272.4027
C21.49881.26682.05671.07042.2884
C31.49881.26682.05672.28841.0704
H41.02042.05672.05672.86582.8658
H52.40271.07042.28842.86583.2293
H62.40272.28841.07042.86583.2293

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 65.001 N1 C2 H5 137.902
N1 C3 C2 65.001 N1 C3 H6 137.902
C2 N1 C3 49.998 C2 N1 H4 107.941
C2 C3 H6 156.452 C3 N1 H4 107.941
C3 C2 H5 156.452
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.719      
2 C 0.042      
3 C 0.042      
4 H 0.194      
5 H 0.220      
6 H 0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.125 -1.583 0.000 1.942
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.692 2.414 0.000
y 2.414 -19.682 0.000
z 0.000 0.000 -14.239
Traceless
 xyz
x -1.732 2.414 0.000
y 2.414 -3.216 0.000
z 0.000 0.000 4.948
Polar
3z2-r29.896
x2-y20.990
xy2.414
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.566 0.145 0.000
y 0.145 4.826 0.000
z 0.000 0.000 5.044


<r2> (average value of r2) Å2
<r2> 33.172
(<r2>)1/2 5.759