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

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-132.514928
Energy at 298.15K-132.517566
HF Energy-132.514928
Nuclear repulsion energy62.857754
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 PBEPBE/Def2TZVPP
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' 3273 3234 1.17      
2 A' 3210 3171 29.28      
3 A' 1742 1721 7.47      
4 A' 1340 1324 10.59      
5 A' 1030 1017 2.29      
6 A' 861 850 24.83      
7 A' 538 532 74.94      
8 A" 3215 3176 11.20      
9 A" 1127 1113 37.18      
10 A" 925 914 17.43      
11 A" 725 716 5.01      
12 A" 505 499 3.96      

Unscaled Zero Point Vibrational Energy (zpe) 9245.0 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 9133.1 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 PBEPBE/Def2TZVPP
ABC
1.04942 0.79815 0.47566

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.037 0.904 0.000
C2 -0.037 -0.479 0.640
C3 -0.037 -0.479 -0.640
H4 0.944 1.234 0.000
H5 -0.124 -0.906 1.629
H6 -0.124 -0.906 -1.629

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52481.52481.03482.43752.4375
C21.52481.28072.07531.08072.3110
C31.52481.28072.07532.31101.0807
H41.03482.07532.07532.89432.8943
H52.43751.08072.31102.89433.2584
H62.43752.31101.08072.89433.2584

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 65.167 N1 C2 H5 137.980
N1 C3 C2 65.167 N1 C3 H6 137.980
C2 N1 C3 49.665 C2 N1 H4 106.785
C2 C3 H6 156.206 C3 N1 H4 106.785
C3 C2 H5 156.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.335      
2 C -0.099      
3 C -0.099      
4 H 0.153      
5 H 0.190      
6 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.084 -1.555 0.000 1.895
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.751 2.275 0.000
y 2.275 -19.633 0.000
z 0.000 0.000 -14.477
Traceless
 xyz
x -1.696 2.275 0.000
y 2.275 -3.019 0.000
z 0.000 0.000 4.715
Polar
3z2-r29.430
x2-y20.882
xy2.275
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.354 0.306 0.000
y 0.306 4.596 0.000
z 0.000 0.000 5.132


<r2> (average value of r2) Å2
<r2> 33.832
(<r2>)1/2 5.817