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

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-132.634882
Energy at 298.15K-132.637591
HF Energy-132.634882
Nuclear repulsion energy63.017496
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 B3LYP/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' 3361 3241 2.20      
2 A' 3322 3203 15.89      
3 A' 1794 1730 10.27      
4 A' 1347 1299 10.61      
5 A' 1062 1024 4.14      
6 A' 892 860 29.72      
7 A' 567 546 94.44      
8 A" 3302 3183 15.32      
9 A" 1155 1114 49.10      
10 A" 968 934 14.83      
11 A" 749 722 8.82      
12 A" 533 514 5.49      

Unscaled Zero Point Vibrational Energy (zpe) 9525.9 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 9184.9 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 B3LYP/6-31+G**
ABC
1.05425 0.80249 0.47772

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -0.035 0.901 0.000
C2 -0.035 -0.479 0.639
C3 -0.035 -0.479 -0.639
H4 0.935 1.242 0.000
H5 -0.136 -0.899 1.625
H6 -0.136 -0.899 -1.625

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6
N11.52101.52101.02852.42712.4271
C21.52101.27892.07671.07602.3052
C31.52101.27892.07672.30521.0760
H41.02852.07672.07672.89362.8936
H52.42711.07602.30522.89363.2498
H62.42712.30521.07602.89363.2498

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 65.139 N1 C2 H5 137.663
N1 C3 C2 65.139 N1 C3 H6 137.663
C2 N1 C3 49.722 C2 N1 H4 107.512
C2 C3 H6 156.329 C3 N1 H4 107.512
C3 C2 H5 156.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.409      
2 C -0.090      
3 C -0.090      
4 H 0.270      
5 H 0.160      
6 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.289 -1.763 0.000 2.184
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.965 2.712 0.000
y 2.712 -20.077 0.000
z 0.000 0.000 -14.485
Traceless
 xyz
x -1.684 2.712 0.000
y 2.712 -3.352 0.000
z 0.000 0.000 5.036
Polar
3z2-r210.072
x2-y21.112
xy2.712
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.163 0.143 0.000
y 0.143 4.540 0.000
z 0.000 0.000 5.006


<r2> (average value of r2) Å2
<r2> 33.862
(<r2>)1/2 5.819